CN102546568A - Method and device for Internet protocol (IP) terminal being accessed into network - Google Patents
Method and device for Internet protocol (IP) terminal being accessed into network Download PDFInfo
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Abstract
The embodiment of the invention provides a method and device for Internet protocol (IP) terminal being accessed into network. The method comprises the following steps of: binding a user identifier with IP information supported by the IP terminal according to user signature information or user service change information, and storing a binding relationship; receiving an authentication request of the IP terminal from a broadband remote access server (BRAS), wherein the authentication request comprises the user identifier of the IP terminal; authenticating the IP terminal according to the user identifier, and if the IP terminal passes the authentication, searching for the IP information supported by the IP terminal from the binding relationship according to the user identifier; and returning the found IP information supported by the IP terminal to the BRAS, so that the BRAS can allocate an IP address and/or IPv6 address prefix of a corresponding version to the IP terminal according to the IP information. By the method and the device provided by the embodiment of the invention, the IP terminal can accurately access an IP network, and network operation and maintenance are facilitated.
Description
Technical field
The present invention relates to network field, relate in particular to a kind of method and apparatus of IP accessing terminal to network.
Background technology
At present, the broadband user uses IP terminal (IP Terminal) to be connected to BRAS (Broadband Remote Access Server BAS Broadband Access Server) through access network (access network).BRAS is IP terminal configuration IP address and other IP network parameters, realizes the function of IP terminal accessing IP network.(andAccounting) department server is deployed in the IP network AAA for Authentication, Authorization, is used to realize authentication, mandate, the billing function of IP accessing terminal to network.BRAS and aaa server are through RADIUS (Remote Authentication Dial In User Service, remote customer dialing authentication system) agreement or DIAMETER protocol communication.Concrete network configuration is as shown in Figure 1.
The IP terminal is the general name with IP communication capacity equipment; Specifically can be PC (Personal Computer, personal computer), also can be home gateway CPE (customer premises equipment; Customer edge), perhaps other support the terminal of IP stack.
The IP terminal inner is realized IP stack.The IP agreement that realize at the IP terminal can be IPv4 agreement (Internet ProtocolVersion 4), also can be IPv6 (Internet Protocol Version 6) agreement, or support IPv4 and IPv6 agreement simultaneously.The link layer protocol that BRAS is inserted at the IP terminal can be PPPOE (PPP over Ethernet), is called the PPPOE access way; Or the Ethernet access, be called the IPOE access way.Different access waies, different IP protocol versions, BRAS are that the protocol mode of IP terminal configuration IP address is also different.
In the prior art scheme, distinguishing the method for supporting different IP protocol type IP terminal is to divide different territories (domain) for different IP protocol type IP terminal, carries domain information in the user name of User IP terminal authentication.For example, the user name naming rule at IPv4 terminal is usernameipv4domain; User's naming rule at IPv6 terminal is usernameipv6domain; User's naming rule of supporting IPv4 and IPv6 type terminals simultaneously is usernamedualstackdomain.BRAS is according to the IP protocol type at user domain (domain) information decision IP terminal, if for example BRAS judges that the authentication username territory is ipv4domain, IP terminal support IPv4 agreement is described, need be this IP terminal configuration IPv4 address; If the authentication username territory is ipv6domain, IP terminal support IPv6 agreement is described, need if the IP terminal is CPE, also need dispose the IPv6 address prefix of appointing for this IP terminal configuration IPv6 address through the DHCP-PD mode.
Yet existing implementation is if user's change perhaps increases the IP protocol type that the IP terminal is supported; Need the field type in the change user name; BRAS could be the IP address of the correct IP protocol version of IP terminal configuration, and mode of operation is dumb, is not easy to network operation.
Summary of the invention
The embodiment of the invention provides a kind of method and apparatus of IP accessing terminal to network; When solving in the prior art user's change or increasing the IP protocol type of supporting at the IP terminal; Need the field type in the change user name, BRAS could be the problem of the IP address of the correct IP protocol version of IP terminal configuration.
The above-mentioned purpose of the embodiment of the invention realizes through following technical scheme:
A kind of method of IP accessing terminal to network, said method is applied to aaa server, and said method comprises:
According to user signing contract information or customer service changed information, the IP protocol information of ID and the support of IP terminal is bound, and preserved this binding relationship;
Receive the authentication request at the IP terminal of BRAS transmission, said authentication request comprises the ID at said IP terminal;
According to said ID authentication is carried out at said IP terminal,, then from said binding relationship, searched the IP protocol information that said IP terminal is supported according to said ID if authentication is passed through;
The IP protocol information that this IP terminal that finds is supported returns to said BRAS, so that said BRAS according to said IP protocol information, is the IP address and/or the IPv6 address prefix of said IP terminal distribution respective version.
A kind of method of IP accessing terminal to network, said method is applied to BRAS, and said method comprises:
After receiving the access request of sending at the IP terminal, send the authentication request at said IP terminal to aaa server;
Receive the IP protocol information that said IP terminal that said aaa server returns is supported;
According to said IP protocol information is the IP address and/or the IPv6 address prefix of said IP terminal distribution respective version.
A kind of aaa server, said aaa server comprises:
Bind the unit, be used for, the IP protocol information of ID and the support of IP terminal is bound, and preserved this binding relationship according to user signing contract information or customer service changed information;
Receiving element is used to receive the authentication request at the IP terminal that BRAS sends, and said authentication request comprises the ID at said IP terminal;
Authentication ' unit, the ID at the said IP terminal that is used for receiving according to said receiving element is carried out authentication to said IP terminal;
Search the unit, be used for when the authentication of said authentication ' unit is passed through, from the binding relationship that said binding unit is preserved, searching the IP protocol information that said IP terminal is supported according to the ID at said IP terminal;
Transmitting element is used for the said IP protocol information of said IP terminal that the unit finds supporting of searching is returned to said BRAS, so that said BRAS according to said IP protocol information, is the IP address and/or the IPv6 address prefix of said IP terminal distribution respective version.
A kind of BRAS, said BRAS comprises:
Transmitting element is used for after receiving the access request of sending at the IP terminal sending to aaa server the authentication request at said IP terminal;
Receiving element is used to receive the IP protocol information that said IP terminal that said aaa server returns is supported;
Allocation units, being used for according to said IP protocol information is the IP address and/or the IPv6 address prefix of said IP terminal distribution respective version.
A kind of IP terminal network connecting system, said system comprises:
Aaa server; Be used for according to user signing contract information or customer service changed information; The IP protocol information that ID and IP terminal are supported is bound, and preserved this binding relationship, when the authentication request at the IP terminal that receives the ID that comprises the IP terminal that BRAS sends; According to said ID authentication is carried out at said IP terminal; When authentication is passed through, from said binding relationship, search the IP protocol information that said IP terminal is supported according to said ID, the IP protocol information that the said IP terminal that finds is supported returns to said BRAS;
BRAS; Be used for after receiving the access request of sending at the IP terminal sending the authentication request at said IP terminal to said aaa server; After receiving the IP protocol information of said IP terminal that said aaa server returns supporting, be the IP address and/or the IPv6 address prefix of said IP terminal distribution respective version according to said IP protocol information.
The method and apparatus that provides through the embodiment of the invention; When the user contracts or changes business; The IP protocol information of ID and the support of IP terminal is bound, and the follow-up IP protocol information that this IP terminal is supported is handed down to BRAS, so that this BRAS is the IP address and/or the IPv6 address prefix of this IP terminal distribution respective version; Make the IP terminal correctly to insert IP network, make things convenient for network operation to safeguard.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present invention, constitutes the application's a part, does not constitute qualification of the present invention.In the accompanying drawings:
Fig. 1 is a broadband services networking structure sketch map;
Fig. 2 is the method flow diagram of the embodiment of the invention;
Fig. 3 is the method flow diagram of another embodiment of the present invention;
Fig. 4 is the flow chart of an execution mode of the method for application present embodiment;
Fig. 5 is the flow chart of the another one execution mode of the method for application present embodiment;
Fig. 6 is the flow chart of the 3rd execution mode of the method for application present embodiment;
Fig. 7 is the composition frame chart of the aaa server of the embodiment of the invention;
Fig. 8 is the composition frame chart of the BRAS of the embodiment of the invention;
The composition frame chart of the IP terminal network connecting system that Fig. 9 provides for the embodiment of the invention.
Embodiment
For the purpose, technical scheme and the advantage that make the embodiment of the invention is clearer,, the embodiment of the invention is explained further details below in conjunction with embodiment and accompanying drawing.At this, illustrative examples of the present invention and explanation thereof are used to explain the present invention, but not as to qualification of the present invention.
The method of a kind of IP accessing terminal to network that Fig. 2 provides for the embodiment of the invention, this method is applied to aaa server, and please with reference to Fig. 2, this method comprises:
Step 201:, the IP protocol information of ID and the support of IP terminal is bound, and preserved this binding relationship according to user signing contract information or customer service changed information;
Step 202: receive the authentication request at the IP terminal of BRAS transmission, this authentication request comprises the ID at this IP terminal;
Step 203: the ID according to this IP terminal is carried out authentication to this IP terminal, if authentication is passed through, then from this binding relationship, searches the IP protocol information that this IP terminal is supported according to this ID;
Step 204: the IP protocol information that this IP terminal that will find is supported returns to BRAS, so that this BRAS according to this IP protocol information, is the IP address and/or the IPv6 address prefix of this IP terminal distribution respective version.
In the present embodiment, ID can be a user name, and then the step 201 of present embodiment is that the IP protocol information of user name and the support of IP terminal is bound, and preserves binding relationship; The step 203 of present embodiment is from this binding relationship, to search the IP protocol information that the IP terminal is supported according to user name.
In the present embodiment, ID also can be the logical port number information that the IP terminal is inserted on BRAS, and the logical port number information here for example is frame, groove, port or information of virtual local area network.
The IP protocol version that the IP protocol information of present embodiment can be supported for the IP terminal and/or be IP terminal configuration IP address and the used protocol type of prefix.The IP protocol version here comprises: IPv4 version and/or IPv6 version; Comprising for IP terminal configuration IP address and the used protocol type of prefix here: IPCP agreement, IPv6CP agreement, DHCPv6 agreement, DHCPv4 agreement, ND agreement and/or DHCP-PD agreement.
In the present embodiment, BRAS is different access waies, and different mode configuration of IP address is adopted at the IP terminal of different IP protocol version.For example: BRAS passes through IPCP (The PPP Internet ProtocolControl Protocol RFC1332 definition) protocol configuration address and network layer parameter for the IPv4 terminal that the PPPOE mode inserts; BRAS passes through IPv6CP (The PPP Internet Protocol version 6 Control Protocol for the IPv6 terminal that the PPPOE mode inserts; The RFC5072 definition) protocol configuration IPv6 link-local address; Through DHCPv6 (Dynamic Host configuration protocol version 6, RFC3315 definition) configuration of IP v6 global address and network layer parameter; BRAS passes through DHCPv4 (Dynamic Host configuration protocol version) protocol configuration IPv4 address and network layer parameter for the IPv4 terminal that the IPOE mode inserts; BRAS passes through DHCPv6 protocol configuration IPv6global address and network layer parameter for the IPv6 terminal that the IPOE mode inserts, and being called has state DHCPv6 mechanism; Perhaps,, be called stateless DHCPv6 mechanism through DHCPv6 protocol configuration network layer parameter through ND (Neighbor Discovery, RFC4861 definition) configuration of IP v6global address; Special; When the IP terminal equipment is CPE; BRAS supports through the ND agreement IPv6 address prefix to be configured to the IP device of household internal through DHCP-PD (DHCP prefix delegation prefix delegation RFC3633 definition) mode configuration of IP v6 address prefix again by CPE to CPE.
In the present embodiment; The IP protocol information can transmit through the IP protocol version attribute of radius protocol; Also can IP address and prefix configuration mode attribute through radius protocol transmit, can also be according to the standard of diameter agreement, the attribute value through expansion is to transmitting.Below will explain through various embodiment.
The method that provides through the embodiment of the invention; When the user contracts or changes business; The IP protocol information of ID and the support of IP terminal is bound, and the follow-up IP protocol information that this IP terminal is supported is handed down to BRAS, so that this BRAS is the IP address and/or the IPv6 address prefix of this IP terminal distribution respective version; Make the IP terminal correctly to insert IP network, make things convenient for network operation to safeguard.
The flow chart of the method for a kind of IP accessing terminal to network that Fig. 3 provides for the embodiment of the invention, this method is corresponding with method embodiment illustrated in fig. 2, is applied to BRAS, and please with reference to Fig. 3, this method comprises:
Step 301: the authentication request of after the access request that receives the IP terminal, sending said IP terminal to aaa server;
Step 302: receive the IP protocol information that said IP terminal that said aaa server returns is supported;
Step 303: according to said IP protocol information is the IP address and/or the IPv6 address prefix of said IP terminal distribution respective version.
In the present embodiment, same, the IP protocol version that the IP protocol information can be supported for the IP terminal and/or be IP terminal configuration IP address and the used protocol type of prefix.The IP protocol version here can comprise: IPv4 version and/or IPv6 version; Can comprise for IP terminal configuration IP address and the used protocol type of prefix here: IPCP agreement, IPv6CP agreement, DHCPv6 agreement, DHCPv4 agreement, ND agreement and/or DHCP-PD agreement.
In the present embodiment, this IP protocol information can transmit through the IP protocol version attribute of radius protocol; Also can transmit through the IP address and the prefix configuration mode attribute of radius protocol; Can also be according to the standard of diameter agreement, the attribute value through expansion is to transmitting.Below will explain through various embodiment.
The method that provides through the embodiment of the invention; When the user contracted or changes business, aaa server was with the IP protocol information binding of ID and the support of IP terminal, and the follow-up IP protocol information that this IP terminal is supported is handed down to the BRAS of present embodiment; After the BRAS of present embodiment receives this IP protocol information; According to this IP protocol information is the IP address and/or the IPv6 address prefix of this IP terminal distribution respective version, makes the IP terminal correctly to insert IP network, makes things convenient for network operation to safeguard.
Understandable for Fig. 2 and method embodiment illustrated in fig. 3 are known more, below will be elaborated through the method for various embodiment to present embodiment.
Fig. 4 is for using the method for present embodiment, and the IP terminal is through the flow chart of BRAS access aaa server, and please with reference to Fig. 4, this flow process comprises:
Step 401: the user contracts when perhaps change is professional; Aaa server is bound the IP protocol information of ID and the support of IP terminal, and is preserved this binding relationship according to user signing contract information or customer service changed information; So far, this binding relationship is configured on the AAA server;
The network insertion request is initiated to BRAS in step 402:IP terminal, in the network insertion request message, carries ID;
Step 403:BRAS receives the network insertion request message at IP terminal, carries ID and initiates authentication request to aaa server;
Step 404:AAA server carries out authentication according to the ID in the authentication request to the IP terminal, if authentication is passed through, then in the binding relationship of preserving, searches the IP protocol information that this IP terminal is supported according to ID;
Step 405:AAA server notice BRAS authentication is passed through, and carries the IP protocol information that the IP terminal is supported in authentication in through message;
The IP protocol information that step 406:BRAS supports according to the IP terminal is the IP address and/or the IPv6 address prefix of IP terminal distribution respective version;
Step 407:BRAS sends the network insertion response message to the IP terminal, carries IP address allocated and/or IPv6 address prefix and other IP layer parameters, so that the IP terminal is according to IP address and other IP layer parameters of this network insertion response message configuration itself.
So far, the IP terminal can begin and the communicating by letter of IP network.
In the present embodiment; Under BRAS and situation that AAA server communicates by letter through radius protocol; The IP protocol information can be through the radius protocol redetermination the transmission of IP protocol version (Framed-IP-Protocol-Version) attribute, this attribute transmission be the IP protocol version that the IP terminal is supported.Under the situation that access way is fixed, BRAS just can be the correct IP address of IP terminal configuration according to this IP protocol version information.
Wherein, the definition of Framed-IP-Protocol-Version attribute format is as follows:
0 1 2 3
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Type | Length | Value
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
Value(cont) |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
Type
Value for Framed-IP-Protocol-Version.
Length
6
Value
The Value field is four octets，used to indicate the IP version of the
host.
1 ipv4 version
2 ipv6 version
3 both ipv4 and ipv6 version
Wherein, type is a type field, representes the value of this IP protocol version attribute; Length is the length of this IP protocol version attribute with the byte metering, and value is 6; Value is a value field, and length is 4 bytes, and with the IP version that different value representation main frames is supported, for example: value is that 1 expression IPv4 version, value are that 2 expression IPv6 versions, value are that IPv4 version and IPv6 version are supported in 3 expressions simultaneously.
In the present embodiment; Under BRAS and situation that AAA server communicates by letter through radius protocol; The IP protocol information can be through the IP address and the transmission of prefix configuration mode (Framed-IP-AddressPrefix-Config-Mode) attribute of radius protocol redetermination; This attribute transmission be to be IP terminal configuration IP address and the used protocol type of prefix, IPCP for example, DHCPv6 etc.AAA server further instructs BRAS how to be the IP address and the prefix of IP terminal configuration right version through transmitting the used protocol type information of IP address and prefix configuration to BRAS accurately.
Wherein, the definition of Framed-IP-AddressPrefix-Config-Mode attribute format is as follows:
0 1 2 3
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Type | Length | Value
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
Value(cont) |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
Type
Value for Framed-IP-AddressPrefix-Config-Mode.
Length
6
Value
The Value field is four octets，used bit mask to indicate the IP address
or prefix configuration protocol.multiple configuration protocol can be
combined in the same attribute.
0x1 PPP IPCP
0x2 DHCPv4
0x4 PPP IPv6CP
0x8 stateful DHCPv6
0x10 ND with stateless DHCPv6
0x20 DHCPv6 PD
Wherein, type is a type field, representes the value of this IP address and prefix configuration mode attribute; Length is the length that this IP address and prefix configuration mode attribute measure with byte, and value is 6; Value is a value field, and length is 4 bytes, uses bitmask to represent IP address or prefix configuration mode, and the various configurations agreement can be incorporated in the same property value.For example 0x1 representes PPP IPCP; 0x2 representes DHCPv4; 0x4 representes PPP IPv6CP; 0x8 representes stateful DHCPv6; 0x10 representes ND with stateless DHCPv6; 0x20 representes DHCPv6PD.
In the present embodiment, through under the situation of DIAMETER protocol communication, the IP protocol information can be according to the standard of diameter agreement at BRAS and AAA server, and the AVP through expansion (attribute value pairs attribute value to) realizes.
Through the method that provides embodiment illustrated in fig. 4; When the user contracted or changes business, aaa server was with the IP protocol information binding of ID and the support of IP terminal, and the follow-up IP protocol information that this IP terminal is supported is handed down to BRAS; After BRAS receives this IP protocol information; According to this IP protocol information is the IP address and/or the IPv6 address prefix of this IP terminal distribution respective version, makes the IP terminal correctly to insert IP network, makes things convenient for network operation to safeguard.
Fig. 5 is that BRAS communicates by letter through radius protocol with AAA server in the method embodiment illustrated in fig. 4, and ID is a user name, supports the flow chart that the IP terminal of IPv4 and IPv6 is inserted through the PPPOE mode simultaneously, and please with reference to Fig. 5, this flow process comprises:
Step 501: when the signatory or change of user is professional, the IP protocol information binding that aaa server is supported user name and IP terminal, and preserve this binding relationship, so far, this binding relationship has been configured on the AAA server;
In the present embodiment; The IP protocol information is 3 through Framed-IP-Protocol-Version attribute representation's value; IPv4 and IPv6 are supported in expression simultaneously; And the value through the Framed-IP-AddressPrefix-Config-Mode attribute representation is 0x13, and expression is IP terminal configuration IP address through IPCP, IPv6CP, stateful DHCPv6 agreement.
User name in response (Response) message in PPP CHAP stage, is carried at step 502:IP terminal and password (username & password) is asked access authentication to BRAS;
In the present embodiment, after IP terminal and BRAS consulted link layer parameter in PPPOE discovery stage and PPP LCP stage, in the PPP CHAP stage, user name and password were carried to the BRAS authentication through response message in the IP terminal.The password here can be the value after calculating through one-way hash function.
Step 503:BRAS is through authentication request (Access-Request) message of radius protocol, carries user name and password is initiated authentication request to aaa server;
Step 504:AAA server carries out authentication according to user name in the authentication request message and password to the IP terminal, if authentication is passed through, from binding relationship before, searches the corresponding IP protocol information in this IP terminal according to this user name;
Step 505:AAA server passes through through (Access-Accept) message informing BRAS IP terminal authentication through the authentication of radius protocol, and in this message, carries the IP protocol information;
In the present embodiment; The IP protocol information is 3 through Framed-IP-Protocol-Version attribute representation's value; IPv4 and IPv6 are supported in expression simultaneously; And be 0x13 through Framed-IP-AddressPrefix-Config-Mode attribute representation's value, expression is IP terminal configuration IP address through IPCP, IPv6CP, stateful DHCPv6 agreement.
Step 506:BRAS through PPP IPCP agreement, is IP terminal configuration IPv4 address and network parameter according to the indication of IP protocol information;
Step 507:BRAS through PPP IPv6CP agreement, is IP terminal configuration IPv6 linklocal address according to the indication of IP protocol information;
Step 508:BRAS through the DHCPv6 agreement, is IP terminal configuration IPv6 global address and network parameter according to the indication of IP protocol information.
Wherein, step 506-508 be BRAS according to the IP protocol information, be the IP address of IP terminal distribution respective version and/or the step of IPv6 address prefix, wherein, the order that step 506-508 carries out on BRAS can be any, do not have temporal sequencing.
So far, the IP terminal can begin and the communicating by letter of IP network.
Through the method that provides embodiment illustrated in fig. 5; When the user contracted or changes business, aaa server was with the IP protocol information binding of user name and the support of IP terminal, and the follow-up IP protocol information that this IP terminal is supported is handed down to BRAS; After BRAS receives this IP protocol information; According to this IP protocol information is the IP address and/or the IPv6 address prefix of this IP terminal distribution respective version, makes the IP terminal correctly to insert IP network, makes things convenient for network operation to safeguard.
Fig. 6 is in the method embodiment illustrated in fig. 4; The IP terminal is CPE, inserts through the IPOE mode, and BRAS realizes the DHCPv6server function; Support is CPE configuration of IP v6 address through the DHCPv6 mode; The DHCPv6PD mode is a CEP configuration delegated prefix (delegated prefix), and BRAS and AAA server transmit the IP protocol information through radius protocol through the Framed-IP-AddressPrefix-Config-Mode attribute.In the present embodiment; In the DHCP agreement access way; The user can identify through the logical port number information that the IP terminal is inserted on BRAS; Frame/the groove that for example inserts on BRAS through the IP terminal/port/vlan information identifies, so the ID in the present embodiment is the logical port number information that the IP terminal is inserted on BRAS.Please with reference to Fig. 6, this flow process comprises:
Step 601: when the signatory or change of user is professional, the IP protocol information binding that aaa server is supported ID and IP terminal, and preserve this binding relationship, so far, this binding relationship is configured on the AAA server;
In the present embodiment, the IP protocol information is 0x28 through Framed-IP-AddressPrefix-Config-Mode attribute representation's value, and expression is IP terminal configuration IP address and delegated prefix through stateful DHCPv6, DHCPv6PD agreement.
Step 602:IP terminal is asked access authentication through DHCPv6solicit message to BRAS;
Step 603:BRAS carries ID (user identify) and initiates authentication request to aaa server through authentication request (Access-Request) message of radius protocol;
In the present embodiment, ID is the logical port number information that the IP terminal is inserted on BRAS.
Step 604:AAA server carries out authentication according to the ID in the authentication request message to the IP terminal, if authentication is passed through, from the binding relationship of preserving before, searches the corresponding IP protocol information in this IP terminal according to this ID;
Step 605:AAA server passes through through (Access-Accept) message informing BRAS IP terminal authentication through the authentication of radius protocol, and in message, carries the IP protocol information.
In the present embodiment, this IP protocol information is 0x28 through Framed-IP-AddressPrefix-Config-Mode attribute representation's value, and expression is IP terminal configuration IP address and delegated prefix through stateful DHCPv6, DHCPv6PD agreement.
Step 606:BRAS passes through through DHCPv6 Advertise message informing IP terminal authentication;
Step 607:IP terminal is through DHCPv6 Request message request IPv6 address and delegated prefix;
Step 608:BRAS carries IPv6 address, delegated prefix and network parameter configuration of IP terminal through DHCPv6 Reply message.
So far, the IP terminal can begin and the communicating by letter of IP network.
Through the method that provides embodiment illustrated in fig. 6, when the user contracted or changes business, aaa server was with the IP protocol information binding of ID and the support of IP terminal; The follow-up IP protocol information that this IP terminal is supported is handed down to BRAS; After BRAS receives this IP protocol information,, be the IP address and/or the IPv6 address prefix of this IP terminal distribution respective version according to request and this IP protocol information at IP terminal; Make the IP terminal correctly to insert IP network, make things convenient for network operation to safeguard.
The composition frame chart of a kind of aaa server that Fig. 7 provides for the embodiment of the invention, please with reference to Fig. 7, this aaa server comprises:
Receiving element 72 is used to receive the authentication request at the IP terminal that BRAS sends, and this authentication request comprises the ID at this IP terminal;
Authentication ' unit 73, the ID at this IP terminal that is used for receiving according to receiving element 72 is carried out authentication to this IP terminal;
Transmitting element 75 is used for returning to BRAS with searching the IP protocol information of this IP terminal that unit 74 finds supporting, so that this BRAS according to this IP protocol information, is the IP address and/or the IPv6 address prefix of this IP terminal distribution respective version.
In one embodiment, ID is a user name, then binds unit 71 and specifically is used for the IP protocol information of user name and the support of IP terminal is bound; Searching unit 74 specifically is used for searching the IP protocol information that this IP terminal is supported according to this user name from this binding relationship.
In one embodiment, ID is the logical port number information that the IP terminal is inserted on BRAS, and the logical port number information here can be frame, groove, port or information of virtual local area network.
In one embodiment, the IP protocol version supported for the IP terminal of IP protocol information and/or be IP terminal configuration IP address and the used protocol type of prefix.The IP protocol version here can comprise: IPv4 version and/or IPv6 version; Can comprise for IP terminal configuration IP address and the used protocol type of prefix here: IPCP agreement, IPv6CP agreement, DHCPv6 agreement, DHCPv4 agreement, ND agreement and/or DHCP-PD agreement.Transmitting element 75 specifically is used for belonging to the said IP protocol information of transmission through the IP protocol version of radius protocol; Perhaps, IP address and the prefix configuration mode attribute through radius protocol transmits said IP protocol information; Perhaps, according to the standard of diameter agreement, through the expansion attribute value to transmitting said IP protocol information.
Each part of the aaa server of present embodiment is respectively applied for each step that realizes method embodiment illustrated in fig. 2, because in the embodiment shown in Figure 2, each step is specified, and repeats no more at this.
Aaa server through the embodiment of the invention; When the user contracts or changes business; Aaa server is bound the IP protocol information of ID and the support of IP terminal, and the follow-up IP protocol information that this IP terminal is supported is handed down to BRAS, so that this BRAS is the IP address and/or the IPv6 address prefix of this IP terminal distribution respective version; Make the IP terminal correctly to insert IP network, make things convenient for network operation to safeguard.
The composition frame chart of a kind of BRAS that Fig. 8 provides for the embodiment of the invention, please with reference to Fig. 8, this BRAS comprises:
Transmitting element 81 is used for after the access request that receives the IP terminal, sending the authentication request at said IP terminal to aaa server;
Receiving element 82 is used to receive the IP protocol information that said IP terminal that said aaa server returns is supported;
In one embodiment, the authentication that receiving element 82 receives is through in the message, and the IP protocol version through radius protocol belongs to and transmits said IP protocol information; Perhaps, IP address and the prefix configuration mode attribute through radius protocol transmits said IP protocol information; Perhaps, according to the standard of diameter agreement, through the expansion attribute value to transmitting said IP protocol information.
Each part of the BRAS of present embodiment is respectively applied for each step that realizes method embodiment illustrated in fig. 3, because in the embodiment shown in fig. 3, each step is specified, and repeats no more at this.
The BRAS that provides through the embodiment of the invention; When the user contracted or changes business, aaa server was with the IP protocol information binding of ID and the support of IP terminal, and the follow-up IP protocol information that this IP terminal is supported is handed down to the BRAS of present embodiment; After the BRAS of present embodiment receives this IP protocol information; According to this IP protocol information is the IP address and/or the IPv6 address prefix of this IP terminal distribution respective version, makes the IP terminal correctly to insert IP network, makes things convenient for network operation to safeguard.
The composition frame chart of a kind of IP terminal network connecting system that Fig. 9 provides for the embodiment of the invention, please with reference to Fig. 9, this IP terminal network connecting system comprises:
Aaa server 91; Be used for according to user signing contract information or customer service changed information; The IP protocol information that ID and IP terminal are supported is bound, and preserved this binding relationship, when the authentication request at the IP terminal that receives the ID that comprises the IP terminal that BRAS sends; According to said ID authentication is carried out at said IP terminal; When authentication is passed through, from said binding relationship, search the IP protocol information that said IP terminal is supported according to said ID, the IP protocol information that the said IP terminal that finds is supported returns to said BRAS;
BRAS 92; Be used for after receiving the access request of sending at the IP terminal sending the authentication request at said IP terminal to said aaa server; After receiving the IP protocol information of said IP terminal that said aaa server returns supporting, be the IP address and/or the IPv6 address prefix of said IP terminal distribution respective version according to said IP protocol information.
Wherein, The aaa server 91 of present embodiment can be realized through aaa server embodiment illustrated in fig. 7; The BRAS 92 of present embodiment can realize through BRAS embodiment illustrated in fig. 8; Owing in Fig. 7 and embodiment shown in Figure 8, aaa server and BRAS are specified, repeat no more at this.
The IP terminal network connecting system that provides through the embodiment of the invention; When the user contracted or changes business, aaa server was with the IP protocol information binding of ID and the support of IP terminal, and the follow-up IP protocol information that this IP terminal is supported is handed down to BRAS; After BRAS receives this IP protocol information; According to this IP protocol information is the IP address and/or the IPv6 address prefix of this IP terminal distribution respective version, makes the IP terminal correctly to insert IP network, makes things convenient for network operation to safeguard.
The method of describing in conjunction with embodiment disclosed herein or the step of algorithm can be directly with the software modules of hardware, processor execution, and perhaps the combination of the two is implemented.Software module can place the storage medium of any other form known in random asccess memory (RAM), internal memory, read-only memory (ROM), electrically programmable ROM, electrically erasable ROM, register, hard disk, moveable magnetic disc, CD-ROM or the technical field.
Above-described specific embodiment; The object of the invention, technical scheme and beneficial effect have been carried out further explain, and institute it should be understood that the above is merely specific embodiment of the present invention; And be not used in qualification protection scope of the present invention; All within spirit of the present invention and principle, any modification of being made, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (17)
1. the method for an IP accessing terminal to network, said method is applied to aaa server, it is characterized in that, and said method comprises:
According to user signing contract information or customer service changed information, the IP protocol information of ID and the support of IP terminal is bound, and preserved this binding relationship;
Receive the authentication request at the IP terminal of BRAS transmission, said authentication request comprises the ID at said IP terminal;
According to said ID authentication is carried out at said IP terminal,, then from said binding relationship, searched the IP protocol information that said IP terminal is supported according to said ID if authentication is passed through;
The IP protocol information that this IP terminal that finds is supported returns to said BRAS, so that said BRAS according to said IP protocol information, is the IP address and/or the IPv6 address prefix of said IP terminal distribution respective version.
2. method according to claim 1 is characterized in that: said ID is a user name, then:
The IP protocol information binding of ID and the support of IP terminal is specially: the IP protocol information of user name and the support of IP terminal is bound;
From said binding relationship, search the IP protocol information that said IP terminal is supported according to said ID, be specially: from said binding relationship, search the IP protocol information that said IP terminal is supported according to said user name.
3. method according to claim 1 is characterized in that: said ID is the logical port number information that the IP terminal is inserted on BRAS, and described logical port number information is frame, groove, port or information of virtual local area network.
4. method according to claim 1 is characterized in that: the IP protocol version that said IP protocol information is supported for the IP terminal and/or be IP terminal configuration IP address and the used protocol type of prefix; Said IP protocol version comprises: IPv4 version and/or IPv6 version; Saidly comprise for IP terminal configuration IP address and the used protocol type of prefix: IPCP agreement, IPv6CP agreement, DHCPv6 agreement, DHCPv4 agreement, ND agreement and/or DHCP-PD agreement.
5. method according to claim 1 is characterized in that: said IP protocol information transmits through the IP protocol version attribute of radius protocol; Perhaps IP address and the prefix configuration mode attribute through radius protocol transmits; Perhaps according to the standard of diameter agreement, the attribute value through expansion is to transmitting.
6. the method for an IP accessing terminal to network, said method is applied to BRAS, it is characterized in that, and said method comprises:
After receiving the access request of sending at the IP terminal, send the authentication request at said IP terminal to aaa server;
Receive the IP protocol information that said IP terminal that said aaa server returns is supported;
According to said IP protocol information is the IP address and/or the IPv6 address prefix of said IP terminal distribution respective version.
7. method according to claim 6 is characterized in that: the IP protocol version that said IP protocol information is supported for the IP terminal and/or be IP terminal configuration IP address and the used protocol type of prefix; Said IP protocol version comprises: IPv4 version and/or IPv6 version; Saidly comprise for IP terminal configuration IP address and the used protocol type of prefix: IPCP agreement, IPv6CP agreement, DHCPv6 agreement, DHCPv4 agreement, ND agreement and/or DHCP-PD agreement.
8. method according to claim 6 is characterized in that, said IP protocol information transmits through the IP protocol version attribute of radius protocol; Perhaps, IP address and the prefix configuration mode attribute through radius protocol transmits; Perhaps, according to the standard of diameter agreement, the attribute value through expansion is to transmitting.
9. an aaa server is characterized in that, said aaa server comprises:
Bind the unit, be used for, the IP protocol information of ID and the support of IP terminal is bound, and preserved this binding relationship according to user signing contract information or customer service changed information;
Receiving element is used to receive the authentication request at the IP terminal that BRAS sends, and said authentication request comprises the ID at said IP terminal;
Authentication ' unit, the ID at the said IP terminal that is used for receiving according to said receiving element is carried out authentication to said IP terminal;
Search the unit, be used for when the authentication of said authentication ' unit is passed through, from the binding relationship that said binding unit is preserved, searching the IP protocol information that said IP terminal is supported according to the ID at said IP terminal;
Transmitting element is used for the said IP protocol information of said IP terminal that the unit finds supporting of searching is returned to said BRAS, so that said BRAS according to said IP protocol information, is the IP address and/or the IPv6 address prefix of said IP terminal distribution respective version.
10. aaa server according to claim 9 is characterized in that: said ID is a user name, and said binding unit specifically is used for the IP protocol information of user name and the support of IP terminal is bound; The said unit of searching specifically is used for searching the IP protocol information that said IP terminal is supported according to said user name from said binding relationship.
11. aaa server according to claim 9 is characterized in that: said ID is the logical port number information that the IP terminal is inserted on BRAS, and described logical port number information is frame, groove, port or information of virtual local area network.
12. aaa server according to claim 9 is characterized in that: the IP protocol version that said IP protocol information is supported for the IP terminal and/or be IP terminal configuration IP address and the used protocol type of prefix; Said IP protocol version comprises: IPv4 version and/or IPv6 version; Saidly comprise for IP terminal configuration IP address and the used protocol type of prefix: IPCP agreement, IPv6CP agreement, DHCPv6 agreement, DHCPv4 agreement, ND agreement and/or DHCP-PD agreement.
13. aaa server according to claim 9 is characterized in that, said transmitting element specifically is used for: the IP protocol version attribute through radius protocol transmits said IP protocol information; Perhaps, IP address and the prefix configuration mode attribute through radius protocol transmits said IP protocol information; Perhaps, according to the standard of diameter agreement, through the expansion attribute value to transmitting said IP protocol information.
14. a BRAS is characterized in that, said BRAS comprises:
Transmitting element is used for after receiving the access request of sending at the IP terminal sending to aaa server the authentication request at said IP terminal;
Receiving element is used to receive the IP protocol information that said IP terminal that said aaa server returns is supported;
Allocation units, being used for according to said IP protocol information is the IP address and/or the IPv6 address prefix of said IP terminal distribution respective version.
15. BRAS according to claim 14 is characterized in that: the IP protocol version that the IP protocol information that said receiving element receives is supported for the IP terminal and/or be IP terminal configuration IP address and the used protocol type of prefix; Said IP protocol version comprises: IPv4 version and/or IPv6 version; Saidly comprise for IP terminal configuration IP address and the used protocol type of prefix: IPCP agreement, IPv6CP agreement, DHCPv6 agreement, DHCPv4 agreement, ND agreement and/or DHCP-PD agreement.
16. BRAS according to claim 14 is characterized in that, the authentication that said receiving element receives is transmitted said IP protocol information through in the message through radius protocol IP protocol version attribute; Perhaps, transmit said IP protocol information through radius protocol IP address and prefix configuration mode attribute; Perhaps, according to the standard of diameter agreement, through the expansion attribute value to transmitting said IP protocol information.
17. an IP terminal network connecting system is characterized in that said system comprises:
Aaa server; Be used for according to user signing contract information or customer service changed information; The IP protocol information that ID and IP terminal are supported is bound, and preserved this binding relationship, when the authentication request at the IP terminal that receives the ID that comprises the IP terminal that BRAS sends; According to said ID authentication is carried out at said IP terminal; When authentication is passed through, from said binding relationship, search the IP protocol information that said IP terminal is supported according to said ID, the IP protocol information that the said IP terminal that finds is supported returns to said BRAS;
BRAS; Be used for after receiving the access request of sending at the IP terminal sending the authentication request at said IP terminal to said aaa server; After receiving the IP protocol information of said IP terminal that said aaa server returns supporting, be the IP address and/or the IPv6 address prefix of said IP terminal distribution respective version according to said IP protocol information.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010617543.XA CN102546568B (en) | 2010-12-31 | 2010-12-31 | Method and device for Internet protocol (IP) terminal being accessed into network |
| PCT/CN2011/078994 WO2012088911A1 (en) | 2010-12-31 | 2011-08-26 | Method and device for ip terminal to access network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010617543.XA CN102546568B (en) | 2010-12-31 | 2010-12-31 | Method and device for Internet protocol (IP) terminal being accessed into network |
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| CN102546568A true CN102546568A (en) | 2012-07-04 |
| CN102546568B CN102546568B (en) | 2015-04-08 |
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| CN201010617543.XA Expired - Fee Related CN102546568B (en) | 2010-12-31 | 2010-12-31 | Method and device for Internet protocol (IP) terminal being accessed into network |
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| WO (1) | WO2012088911A1 (en) |
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| CN102882994A (en) * | 2012-11-02 | 2013-01-16 | 华为技术有限公司 | IP address assignment method and device and IP address acquisition method and device |
| CN103684968A (en) * | 2014-01-03 | 2014-03-26 | 中国联合网络通信集团有限公司 | Access network deployment method, terminal equipment, network core equipment and system |
| CN103812954A (en) * | 2012-11-09 | 2014-05-21 | 中国电信股份有限公司 | IPv6 address management method and system |
| CN104012143A (en) * | 2012-11-05 | 2014-08-27 | 华为技术有限公司 | Method and network device for receiving packet |
| WO2015123947A1 (en) * | 2014-02-21 | 2015-08-27 | 中兴通讯股份有限公司 | Method and apparatus for delivering local area network information |
| CN106453214A (en) * | 2015-08-12 | 2017-02-22 | 中国电信股份有限公司 | Method, device and system for testing legality of user |
| CN108075945A (en) * | 2016-11-18 | 2018-05-25 | 腾讯科技（深圳）有限公司 | A kind of application testing method and device |
| CN109451096A (en) * | 2018-12-28 | 2019-03-08 | 中国移动通信集团江苏有限公司 | IP distribution method, device and IP method for authenticating, device, system |
| CN109861982A (en) * | 2018-12-29 | 2019-06-07 | 北京奇安信科技有限公司 | A kind of implementation method and device of authentication |
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| CN111787130A (en) * | 2020-05-28 | 2020-10-16 | 武汉思普崚技术有限公司 | IPv6 address and prefix distribution method, device and computer readable storage medium |
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| CN102882994A (en) * | 2012-11-02 | 2013-01-16 | 华为技术有限公司 | IP address assignment method and device and IP address acquisition method and device |
| CN102882994B (en) * | 2012-11-02 | 2015-05-06 | 华为技术有限公司 | IP address assignment method and device and IP address acquisition method and device |
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| CN103812954A (en) * | 2012-11-09 | 2014-05-21 | 中国电信股份有限公司 | IPv6 address management method and system |
| CN103684968B (en) * | 2014-01-03 | 2017-04-12 | 中国联合网络通信集团有限公司 | Access network deployment method, terminal equipment, network core equipment and system |
| CN103684968A (en) * | 2014-01-03 | 2014-03-26 | 中国联合网络通信集团有限公司 | Access network deployment method, terminal equipment, network core equipment and system |
| WO2015123947A1 (en) * | 2014-02-21 | 2015-08-27 | 中兴通讯股份有限公司 | Method and apparatus for delivering local area network information |
| CN106453214A (en) * | 2015-08-12 | 2017-02-22 | 中国电信股份有限公司 | Method, device and system for testing legality of user |
| CN108075945B (en) * | 2016-11-18 | 2021-04-27 | 腾讯科技（深圳）有限公司 | Application testing method and device |
| CN108075945A (en) * | 2016-11-18 | 2018-05-25 | 腾讯科技（深圳）有限公司 | A kind of application testing method and device |
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| CN109861982A (en) * | 2018-12-29 | 2019-06-07 | 北京奇安信科技有限公司 | A kind of implementation method and device of authentication |
| CN110535979A (en) * | 2019-07-23 | 2019-12-03 | 深圳震有科技股份有限公司 | A kind of VPN private net address distribution method, intelligent terminal and storage medium |
| CN111787130A (en) * | 2020-05-28 | 2020-10-16 | 武汉思普崚技术有限公司 | IPv6 address and prefix distribution method, device and computer readable storage medium |
| WO2022002173A1 (en) * | 2020-07-01 | 2022-01-06 | 青岛易来智能科技股份有限公司 | Intelligent device networking method and apparatus, and intelligent device control system and method |
| CN114827674A (en) * | 2022-03-30 | 2022-07-29 | 北京奇艺世纪科技有限公司 | Network resource display method, device and system |
| CN114827674B (en) * | 2022-03-30 | 2023-09-05 | 北京奇艺世纪科技有限公司 | Network resource display method, device and system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102546568B (en) | 2015-04-08 |
| WO2012088911A1 (en) | 2012-07-05 |
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