CN104410726A - Management method based on dynamic host configuration protocol address pool and relay server - Google Patents
Management method based on dynamic host configuration protocol address pool and relay server Download PDFInfo
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- CN104410726A CN104410726A CN201410629641.3A CN201410629641A CN104410726A CN 104410726 A CN104410726 A CN 104410726A CN 201410629641 A CN201410629641 A CN 201410629641A CN 104410726 A CN104410726 A CN 104410726A
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- address pool
- address
- message
- relay server
- pool
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L61/00—Network arrangements, protocols or services for addressing or naming
- H04L61/50—Address allocation
- H04L61/5061—Pools of addresses
Abstract
The invention discloses a management method based on a dynamic host configuration protocol address pool, and the management method is applied to a relay server. The management method based on the dynamic host configuration protocol address pool comprises the following steps: the relay server sending a request message to each interface broadcast address pool when receiving request information that a client acquires configuration information; receiving an address pool response message sent by an address pool controller according to the received address pool request message and acquiring the address pool in the address pool response message; when determining that the address pool is the legal address pool, using the address pool as the address pool for distributing the configuration information for the client. The invention further discloses a relay server. The work for configuring and managing a DHCP (dynamic host configuration protocol) server can be simplified, the network burden is lightened, and the network performance is improved.
Description
Technical field
The present invention relates to communication technical field, particularly relate to a kind of management method based on dhcp address pond and Relay Server.
Background technology
DHCP (Dynamic Host Configuration Protocol, DHCP) be the procotol of a local area network (LAN), it uses udp protocol work, be mainly used in internal network or Internet service provider's automatic IP address allocation, or give user or internal network keeper as the agreement all computers being made to central management.In TCP/IP network, between main frame before interactive information, need the configuration (as ip address, dns address, gateway address etc.) of information of first main frame being carried out.DHCP agreement can be the main frame dynamic assignment configuration information in local area network (LAN), and is also configuration mode conventional in local area network (LAN).
At present, single lan can not meet the network demand of (as unit or company etc.) in a big way, therefore, be isolated into multiple local area network (LAN) according to region or delineation of activities, but single Dynamic Host Configuration Protocol server can not meet the dynamic assignment demand of cross-network segment.
For the demand, two kinds of solutions are proposed in prior art, a kind of for arrange a Dynamic Host Configuration Protocol server at each network segment, but this method will be configured each Dynamic Host Configuration Protocol server and manage, add the configuration management work of keeper, and along with the increase of network management task, the probability of configuration error also increases.For Dynamic Host Configuration Protocol server configures multiple network segment in another kind method, use DHCP relay technology to act on behalf of the DHCP request of other each network segments on Dynamic Host Configuration Protocol server, but along with the expansion of network and increasing of the network segment, terminal quantity is also rolling up.The communication pressure of Dynamic Host Configuration Protocol server is comparatively large, easily network delay occurs, even can seriously affect its performance.
Summary of the invention
Main purpose of the present invention is to solve and uses the technical problem that DHCP is multisegment distributing IP address.
For achieving the above object, the invention provides a kind of management method based on dhcp address pond, be applied in Relay Server, the described management method based on dhcp address pond comprises the following steps:
When receiving client and obtaining the solicited message of configuration information, described Relay Server is to each interface broadcast address pond request message;
The address pool response message that receiver address pool controller sends according to received address pool request message, and obtain the address pool in described address pool response message;
When confirming that described address pool is legal address pool, using described address pool as the address pool for described client assignment configuration information.
Preferably, described when confirming that described address pool is legal address pool, the step of described address pool as the address pool for described client assignment configuration information is comprised:
The application message after adding described address pool is sent to address pool controller;
If described address pool is legal, receive the agreement application message that described address pool controller returns according to described application message, and using described address pool as the address pool for described client assignment configuration information.
Preferably, described when confirm described address pool be legal address pool time, using described address pool as the address pool for described client assignment configuration information step after also comprise:
When the address pool in described address pool controller changes, described Relay Server receives the renewal message that described address pool controller sends, and upgrades according to described renewal message.
Preferably, described when the address pool in described address pool controller changes, described Relay Server receives the renewal message that described address pool controller sends, and comprises according to the step that described renewal message carries out upgrading:
Obtain the address pool after upgrading in described renewal message;
If the address pool after described renewal is legal address pool, then the address pool in described Relay Server is replaced with the address pool after described renewal.
In addition, for achieving the above object, the present invention also provides a kind of Relay Server, and described Relay Server comprises:
Broadcast module, for when receiving client and obtaining the solicited message of configuration information, described Relay Server is to each interface broadcast address pond request message;
Acquisition module, for the address pool response message that receiver address pool controller sends according to received address pool request message, and obtains the address pool in described address pool response message;
Confirm module, for when confirming that described address pool is legal address pool, using described address pool as the address pool for described client assignment configuration information.
Preferably, described confirmation module comprises:
Transmitting element, for sending the application message after adding described address pool to address pool controller;
Confirmation unit, if legal for described address pool, receives the agreement application message that described address pool controller returns according to described application message, and using described address pool as the address pool for described client assignment configuration information.
Preferably, described Relay Server also comprises:
Update module, for when the address pool in described address pool controller changes, described Relay Server receives the renewal message that described address pool controller sends, and upgrades according to described renewal message.
Preferably, described update module comprises:
Acquiring unit, for obtaining the address pool after upgrading in described renewal message;
Replacement unit, if be legal address pool for the address pool after described renewal, then replaces with the address pool after described renewal by the address pool in described Relay Server.，
A kind of management method based on dhcp address pond of the present invention and Relay Server, when for configuration informations such as the client distributing IP addresses in multisegment, at Relay Server after the solicited message receiving client acquisition configuration information, attempt obtaining appropriate address pond from address pool controller, after getting address pool, Relay Server is equivalent to a Dynamic Host Configuration Protocol server, it can be client distributing IP address, dns address, the configuration informations such as gateway address, the present invention can simplify the work being configured Dynamic Host Configuration Protocol server and managing, improve the accuracy rate of configuration, reduce the burden of Dynamic Host Configuration Protocol server, improve network performance widely.
Accompanying drawing explanation
Fig. 1 is the schematic flow sheet of management method first embodiment that the present invention is based on dhcp address pond;
Fig. 2 is in Fig. 1 when confirming that described address pool is legal address pool, using the refinement schematic flow sheet of described address pool as the step of the address pool for described client assignment configuration information;
Fig. 3 is the schematic flow sheet of management method second embodiment that the present invention is based on dhcp address pond;
Fig. 4 is in Fig. 3 when the address pool in described address pool controller changes, and described Relay Server receives the renewal message that described address pool controller sends, and carries out the refinement schematic flow sheet of the step upgraded according to described renewal message;
Fig. 5 is the high-level schematic functional block diagram of Relay Server first embodiment of the present invention;
Fig. 6 is the refinement high-level schematic functional block diagram confirming module 103 in Fig. 5;
Fig. 7 is the high-level schematic functional block diagram of Relay Server second embodiment of the present invention;
Fig. 8 is the refinement high-level schematic functional block diagram of update module 104 in Fig. 7.
The realization of the object of the invention, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Embodiment
Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
The invention provides a kind of management method based on dhcp address pond, with reference to Fig. 1, in one embodiment, should comprise based on the management method in dhcp address pond:
Step S101, when receiving client and obtaining the solicited message of configuration information, described Relay Server is to each interface broadcast address pond request message;
In the present embodiment, configuration information comprises IP address, dns address, gateway address etc., thinks that client distributing IP address information is that example is described in the present invention in full.
In the present embodiment, Relay Server is before process DHCP message, and can attempt obtaining appropriate address pond from address pool controller, behind address acquisition pond, Relay Server is equivalent to a Dynamic Host Configuration Protocol server, can perform all functions of Dynamic Host Configuration Protocol server.In addition, if Relay Server fails when getting address pool, then it is equivalent to a proxy server, only has relay forwarding function.
In the present embodiment, Relay Server, before process dhcp message, to each interface broadcast address pond request message of self, carries the IP address information of the interface of this Relay Server in address pool request message.
Step S102, the address pool response message that receiver address pool controller sends according to received address pool request message, and obtain the address pool in described address pool response message;
In the present embodiment, when address pool controller receives address pool request message, relevant address pool record is searched according to IP address information entrained in address pool request message, and the address pool found is added in response message, pond, calculated address response message, then sends to Relay Server.Wherein, address pool response message is unicast message.
Particularly, after address pool controller receives address pool request message, then find the address pool record with the ip matching addresses in address pool request message, use the address pool found to fill address pool field in address pool response message.
Relay Server receiver address pond response message, and address pool is got from address pool response message.
Such as, the address pool in address pool controller comprises:
First address pool: network segment 1.1.0.0-1.1.255.255, gateway 1.1.0.1;
Second address pool: network segment 1.2.0.0-1.2.255.255, gateway 1.2.0.1;
3rd address pool: network segment 1.3.0.0-1.3.255.255, gateway 1.3.0.1;
Then, the Relay Server being 1.1.0.1/16 for eth0 IP sends and carries the address pool response message that the network segment is first address pool of 1.1.0.0-1.1.255.255; The address pool response message that the network segment is second address pool of 1.2.0.0-1.1.255.255 is carried in the Relay Server transmission being 1.2.0.1/16 for eth0 IP; The address pool response message that the network segment is the 3rd address pool of 1.3.0.0-1.1.255.255 is carried in the Relay Server transmission being 1.3.0.1/16 for eth0 IP.
Step S103, when confirming that described address pool is legal address pool, using described address pool as the address pool for described client assignment configuration information.
In the present embodiment, whether the address pool needing Relay Server to confirm to obtain is legal address pool, namely confirm whether this address pool is not illegally distorted and be whether idle spendable address pool, if so, then this Relay Server using obtained address pool as the address pool for client assignment configuration information.Owing to having address pool in Relay Server, then Relay Server can be exchanged into the role of Dynamic Host Configuration Protocol server of the prior art, is the configuration informations such as client distributing IP address, dns address, gateway address.
The Relay Server of the present embodiment obtains corresponding address pool from address pool controller, there is the function of Dynamic Host Configuration Protocol server, when for configuration informations such as the client distributing IP addresses in multisegment, the present embodiment is compared to the method arranging a Dynamic Host Configuration Protocol server at each network segment, the present embodiment can simplify the work being configured Dynamic Host Configuration Protocol server and managing, and improves the accuracy rate of configuration; When can not solve DHCP relay linear growth in link for existing DHCP relay technology, Dynamic Host Configuration Protocol server communication pressure is large, poor performance and the slow problem of customer in response end, the present embodiment configures multiple network segment compared to for Dynamic Host Configuration Protocol server, use the method that DHCP relay technology is acted on behalf of, the present embodiment can reduce the burden of Dynamic Host Configuration Protocol server, improve network performance widely, and the request of the acquisition configuration information of quick customer in response end.
Compared with prior art, the present embodiment is when for configuration informations such as the client distributing IP addresses in multisegment, at Relay Server after the solicited message receiving client acquisition configuration information, attempt obtaining appropriate address pond from address pool controller, after getting address pool, Relay Server is equivalent to a Dynamic Host Configuration Protocol server, it can be client distributing IP address, dns address, the configuration informations such as gateway address, the present embodiment can simplify the work being configured Dynamic Host Configuration Protocol server and managing, improve the accuracy rate of configuration, reduce the burden of Dynamic Host Configuration Protocol server, improve network performance widely.
In a preferred embodiment, as shown in Figure 2, on the basis of the embodiment of above-mentioned Fig. 1, above-mentioned steps S103 comprises:
Step S1031, sends the application message after adding described address pool to address pool controller;
Step S1032, if described address pool is legal, receives the agreement application message that described address pool controller returns according to described application message, and using described address pool as the address pool for described client assignment configuration information.
In the present embodiment, after Relay Server receives address pool response message, use address pool field in address pool response message to fill application message, and use application message response address pool controller, wherein, application message is unicast message.
In the present embodiment, after address pool controller receives application message, obtain the address pool in application message, and the address pool in address pool and address pool controller is compared, check this address pool with this whether illegally to be distorted and be whether idle spendable address pool, if address pool is not tampered and be idle spendable address pool, then this address pool is legal address pool.Then address pool controller uses the address pool field in application message to fill agreement application message, is sent in Relay Server by this agreement application message as corresponding.
In the present embodiment, the relation of the interface of address pool controller recording address pond and Relay Server, indicates this address pool shared by the interface of Relay Server.
After Relay Server receives and agrees to application message, then this Relay Server has the function of Dynamic Host Configuration Protocol server, and the address pool of acquisition can be used as the address pool for client assignment configuration information.
In a preferred embodiment, as shown in Figure 3, on the basis of the embodiment of above-mentioned Fig. 1, the present embodiment also comprises:
Step S104, when the address pool in described address pool controller changes, described Relay Server receives the renewal message that described address pool controller sends, and upgrades according to described renewal message.
In the present embodiment, when the address pool in the pool controller of address amendment occurs or deletes, need to notify corresponding Relay Server, the address pool of Relay Server is also followed and is made corresponding renewal.Wherein, upgrading message is unicast message.
In a preferred embodiment, as shown in Figure 4, on the basis of the embodiment of above-mentioned Fig. 3, above-mentioned steps S104 comprises:
Step S1041, obtains the address pool after upgrading in described renewal message;
Step S1042, if the address pool after described renewal is legal address pool, then replaces with the address pool after described renewal by the address pool in described Relay Server.
In the present embodiment, when the address pool in address pool controller amendment occurs or deletes, then by upgrading message clean culture to Relay Server, upgrading in message and contain original address pool and the address pool after revising or deleting occurs.
In the present embodiment, Relay Server checks the address pool upgraded in message after receiving and upgrading message, if the address pool upgraded in message is legal, then the address pool in Relay Server is replaced with the address pool after renewal, then send to address pool controller the message be updated successfully and respond.
The present invention also provides a kind of Relay Server, and as shown in Figure 5, in one embodiment, Relay Server comprises:
Broadcast module 101, for when receiving client and obtaining the solicited message of configuration information, described Relay Server is to each interface broadcast address pond request message;
In the present embodiment, configuration information comprises IP address, dns address, gateway address etc., thinks that client distributing IP address information is that example is described in the present invention in full.
In the present embodiment, Relay Server is before process DHCP message, and can attempt obtaining appropriate address pond from address pool controller, behind address acquisition pond, Relay Server is equivalent to a Dynamic Host Configuration Protocol server, can perform all functions of Dynamic Host Configuration Protocol server.In addition, if Relay Server fails when getting address pool, then it is equivalent to a proxy server, only has relay forwarding function.
In the present embodiment, Relay Server, before process dhcp message, to each interface broadcast address pond request message of self, carries the IP address information of the interface of this Relay Server in address pool request message.
Acquisition module 102, for the address pool response message that receiver address pool controller sends according to received address pool request message, and obtains the address pool in described address pool response message;
In the present embodiment, when address pool controller receives address pool request message, relevant address pool record is searched according to IP address information entrained in address pool request message, and the address pool found is added in response message, pond, calculated address response message, then sends to Relay Server.Wherein, address pool response message is unicast message.
Particularly, after address pool controller receives address pool request message, then find the address pool record with the ip matching addresses in address pool request message, use the address pool found to fill address pool field in address pool response message.
Relay Server receiver address pond response message, and address pool is got from address pool response message.
Such as, the address pool in address pool controller comprises:
First address pool: network segment 1.1.0.0-1.1.255.255, gateway 1.1.0.1;
Second address pool: network segment 1.2.0.0-1.2.255.255, gateway 1.2.0.1;
3rd address pool: network segment 1.3.0.0-1.3.255.255, gateway 1.3.0.1;
Then, the Relay Server being 1.1.0.1/16 for eth0 IP sends and carries the address pool response message that the network segment is first address pool of 1.1.0.0-1.1.255.255; The address pool response message that the network segment is second address pool of 1.2.0.0-1.1.255.255 is carried in the Relay Server transmission being 1.2.0.1/16 for eth0 IP; The address pool response message that the network segment is the 3rd address pool of 1.3.0.0-1.1.255.255 is carried in the Relay Server transmission being 1.3.0.1/16 for eth0 IP.
Confirm module 103, for when confirming that described address pool is legal address pool, using described address pool as the address pool for described client assignment configuration information.
In the present embodiment, whether the address pool needing Relay Server to confirm to obtain is legal address pool, namely confirm whether this address pool is not illegally distorted and be whether idle spendable address pool, if so, then this Relay Server using obtained address pool as the address pool for client assignment configuration information.Owing to having address pool in Relay Server, then Relay Server can be exchanged into the role of Dynamic Host Configuration Protocol server of the prior art, is the configuration informations such as client distributing IP address, dns address, gateway address.
The Relay Server of the present embodiment obtains corresponding address pool from address pool controller, there is the function of Dynamic Host Configuration Protocol server, when for configuration informations such as the client distributing IP addresses in multisegment, the present embodiment is compared to the method arranging a Dynamic Host Configuration Protocol server at each network segment, the present embodiment can simplify the work being configured Dynamic Host Configuration Protocol server and managing, and improves the accuracy rate of configuration; When can not solve DHCP relay linear growth in link for existing DHCP relay technology, Dynamic Host Configuration Protocol server communication pressure is large, poor performance and the slow problem of customer in response end, the present embodiment configures multiple network segment compared to for Dynamic Host Configuration Protocol server, use the method that DHCP relay technology is acted on behalf of, the present embodiment can reduce the burden of Dynamic Host Configuration Protocol server, improve network performance widely, and the request of the acquisition configuration information of quick customer in response end.
In a preferred embodiment, as shown in Figure 6, on the basis of the embodiment of above-mentioned Fig. 5, confirm that module 103 comprises:
Transmitting element 1031, for sending the application message after adding described address pool to address pool controller;
Confirmation unit 1032, if legal for described address pool, receives the agreement application message that described address pool controller returns according to described application message, and using described address pool as the address pool for described client assignment configuration information.
In the present embodiment, after Relay Server receives address pool response message, use address pool field in address pool response message to fill application message, and use application message response address pool controller, wherein, application message is unicast message.
In the present embodiment, after address pool controller receives application message, obtain the address pool in application message, and the address pool in address pool and address pool controller is compared, check this address pool with this whether illegally to be distorted and be whether idle spendable address pool, if address pool is not tampered and be idle spendable address pool, then this address pool is legal address pool.Then address pool controller uses the address pool field in application message to fill agreement application message, is sent in Relay Server by this agreement application message as corresponding.
In the present embodiment, the relation of the interface of address pool controller recording address pond and Relay Server, indicates this address pool shared by the interface of Relay Server.
After Relay Server receives and agrees to application message, then this Relay Server has the function of Dynamic Host Configuration Protocol server, and the address pool of acquisition can be used as the address pool for client assignment configuration information.
In a preferred embodiment, as shown in Figure 7, on the basis of the embodiment of above-mentioned Fig. 5, Relay Server also comprises: update module 104, for when the address pool in described address pool controller changes, described Relay Server receives the renewal message that described address pool controller sends, and upgrades according to described renewal message.
In the present embodiment, when the address pool in the pool controller of address amendment occurs or deletes, need to notify corresponding Relay Server, the address pool of Relay Server is also followed and is made corresponding renewal.Wherein, upgrading message is unicast message.
In a preferred embodiment, as shown in Figure 8, on the basis of the embodiment of above-mentioned Fig. 7, update module 104 comprises:
Acquiring unit 1041, for obtaining the address pool after upgrading in described renewal message;
Replacement unit 1042, if be legal address pool for the address pool after described renewal, then replaces with the address pool after described renewal by the address pool in described Relay Server.
In the present embodiment, when the address pool in address pool controller amendment occurs or deletes, then by upgrading message clean culture to Relay Server, upgrading in message and contain original address pool and the address pool after revising or deleting occurs.
In the present embodiment, Relay Server checks the address pool upgraded in message after receiving and upgrading message, if the address pool upgraded in message is legal, then the address pool in Relay Server is replaced with the address pool after renewal, then send to address pool controller the message be updated successfully and respond.
These are only the preferred embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every utilize specification of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (8)
1. based on the management method in dhcp address pond, be applied in Relay Server, it is characterized in that, the described management method based on dhcp address pond comprises the following steps:
When receiving client and obtaining the solicited message of configuration information, described Relay Server is to each interface broadcast address pond request message;
The address pool response message that receiver address pool controller sends according to received address pool request message, and obtain the address pool in described address pool response message;
When confirming that described address pool is legal address pool, using described address pool as the address pool for described client assignment configuration information.
2. as claimed in claim 1 based on the management method in dhcp address pond, it is characterized in that, described when confirming that described address pool is legal address pool, the step of described address pool as the address pool for described client assignment configuration information is comprised:
The application message after adding described address pool is sent to address pool controller;
If described address pool is legal, receive the agreement application message that described address pool controller returns according to described application message, and using described address pool as the address pool for described client assignment configuration information.
3. as claimed in claim 1 based on the management method in dhcp address pond, it is characterized in that, described when confirm described address pool be legal address pool time, using described address pool as the address pool for described client assignment configuration information step after also comprise:
When the address pool in described address pool controller changes, described Relay Server receives the renewal message that described address pool controller sends, and upgrades according to described renewal message.
4. as claimed in claim 3 based on the management method in dhcp address pond, it is characterized in that, it is described when the address pool in described address pool controller changes, described Relay Server receives the renewal message that described address pool controller sends, and comprises according to the step that described renewal message carries out upgrading:
Obtain the address pool after upgrading in described renewal message;
If the address pool after described renewal is legal address pool, then the address pool in described Relay Server is replaced with the address pool after described renewal.
5. a Relay Server, is characterized in that, described Relay Server comprises:
Broadcast module, for when receiving client and obtaining the solicited message of configuration information, described Relay Server is to each interface broadcast address pond request message;
Acquisition module, for the address pool response message that receiver address pool controller sends according to received address pool request message, and obtains the address pool in described address pool response message;
Confirm module, for when confirming that described address pool is legal address pool, using described address pool as the address pool for described client assignment configuration information.
6. Relay Server as claimed in claim 5, it is characterized in that, described confirmation module comprises:
Transmitting element, for sending the application message after adding described address pool to address pool controller;
Confirmation unit, if legal for described address pool, receives the agreement application message that described address pool controller returns according to described application message, and using described address pool as the address pool for described client assignment configuration information.
7. Relay Server as claimed in claim 5, it is characterized in that, described Relay Server also comprises:
Update module, for when the address pool in described address pool controller changes, described Relay Server receives the renewal message that described address pool controller sends, and upgrades according to described renewal message.
8. Relay Server as claimed in claim 7, it is characterized in that, described update module comprises:
Acquiring unit, for obtaining the address pool after upgrading in described renewal message;
Replacement unit, if be legal address pool for the address pool after described renewal, then replaces with the address pool after described renewal by the address pool in described Relay Server.
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050286518A1 (en) * | 2004-06-28 | 2005-12-29 | Ezibro Networks Ltd. | Device for enabling intra-edge routing-less premises internet protocol communication and communication method using the same |
| CN102685264A (en) * | 2012-05-08 | 2012-09-19 | 北京星网锐捷网络技术有限公司 | Dynamic host configuration protocol address allocation method, relay equipment and server |
| CN102801798A (en) * | 2012-08-03 | 2012-11-28 | 浙江宇视科技有限公司 | Method and device for distributing IP (Internet Protocol) address |
| CN103428308A (en) * | 2013-08-13 | 2013-12-04 | 杭州华三通信技术有限公司 | Method and device for assisting DHCP (dynamic host configuration protocol) relay in refreshing address safety entries |
-
2014
- 2014-11-10 CN CN201410629641.3A patent/CN104410726B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050286518A1 (en) * | 2004-06-28 | 2005-12-29 | Ezibro Networks Ltd. | Device for enabling intra-edge routing-less premises internet protocol communication and communication method using the same |
| CN102685264A (en) * | 2012-05-08 | 2012-09-19 | 北京星网锐捷网络技术有限公司 | Dynamic host configuration protocol address allocation method, relay equipment and server |
| CN102801798A (en) * | 2012-08-03 | 2012-11-28 | 浙江宇视科技有限公司 | Method and device for distributing IP (Internet Protocol) address |
| CN103428308A (en) * | 2013-08-13 | 2013-12-04 | 杭州华三通信技术有限公司 | Method and device for assisting DHCP (dynamic host configuration protocol) relay in refreshing address safety entries |
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