CN1968117B - Method for adding LAN subscriber into group communication in instant communication - Google Patents

Method for adding LAN subscriber into group communication in instant communication Download PDF

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Publication number
CN1968117B
CN1968117B CN 200510101691 CN200510101691A CN1968117B CN 1968117 B CN1968117 B CN 1968117B CN 200510101691 CN200510101691 CN 200510101691 CN 200510101691 A CN200510101691 A CN 200510101691A CN 1968117 B CN1968117 B CN 1968117B
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group
user
mark
client
access
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CN 200510101691
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CN1968117A (en )
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李斌
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腾讯科技(深圳)有限公司
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Abstract

The invention relates to a method for accessing local user into group communication in instant communication, wherein said method comprises that: 1.1 group manager client sends access request data pack to the local network user client, while said pack has user mark and group mark of said manager; 1.2 local network user client based on said pack decides to access or not, when it decides to access into said group, it will send group access protocol command to the group manage server, while the protocol command contains group mark and user mark of local network user; 1.3 group manage server sends access request system message to the group manager client relative to the group mark, and the client based on system message identifies the user, and accesses passed user into group. The invention can improve safety.

Description

一种即时通信中局域网用户加入群组通信的方法 A method of instant messaging in a local area network user to join the group communication

技术领域 FIELD

[0001] 本发明属于即时通信领域,尤其涉及即时通信用户加入群组通信的方法。 [0001] The present invention belongs to the field of instant messaging, in particular, it relates to a method for real time communication user to join the group communication.

背景技术 Background technique

[0002] 随着计算机网络的快速发展,即时通信(M, Instant Messenger)系统已经成为用户普遍使用的通信工具,不仅在平时的休闲娱乐中,而且在用户的工作中得到广泛的使用。 [0002] With the rapid development of computer networks, instant messaging (M, Instant Messenger) system has become widely used communication tool for users, not only in the usual leisure and entertainment, and is widely used in the user's work. 针对用户的多样化需求,即时通信软件提供了群组服务,即把具有同一特征或者同一类别的人群在一个虚拟的空间中进行通信。 For the diverse needs of users, instant messaging software provides group services, that have the same characteristics or the same category of people to communicate in a virtual space. 作为群组服务发展的典型形式,即时通信系统推出了针对中小企业的在线企业应用。 As a typical form of development services group, launched an online instant messaging system for small and medium enterprise applications. 在线企业的作用在于建立中小企业内部的沟通平台,通过该平台,用户可以进行工作上的交流与沟通,极大地提高了中小企业的信息化过程。 The role of online business is to establish internal communication platform for SMEs, through the platform, users can exchange and communication work, greatly improved the process of information SMEs. [0003] 用户通过即时通信系统可以建立与现实企业中一致的群组结构,群组成员例如群组成员可以通过即时通信系统进行便利的交流与沟通。 [0003] The user can create a group structure consistent with the reality of the enterprise through instant messaging systems, such as group members group members can facilitate exchanges and communication through instant messaging systems. 由于在现实工作环境中,群组成员基本上是处于一个本地局域网内,因此即时通信系统需要结合局域网实现在群组成员之间的交流。 Because in the real work environment, group members are basically in a local area network, and therefore requires a combination of instant messaging systems to achieve LAN communication among group members.

[0004] 目前,当局域网用户加入群组时,由群组管理员客户端通过服务器向局域网用户客户端发起加入群组的请求消息,群组标识局域网用户客户端请求其加入群组的消息后,局域网用户可以选择加入或者拒绝。 After [0004] Currently, when a LAN users to join the group, the group administrator client sends a request message to join a group of users to a client through a local area network server, a user group identifier LAN client request message added group LAN users can choose to join or leave it. 这种方式是假定一方已经确认了对方的身份后基于一方的验证关系,由于群组标识群组管理员具有批量添加成员的功能,特别是对于局域网的用户批量请求添加,管理员可能向非现实局域网用户的人员发送了群组加入请求消息,在这些人员选择加入群组时由于缺乏有效的验证机制,难以保证群组通信的安全性。 This approach is assumed that a party has confirmed the relationship after the other party authentication based on group identity because the group administrator has to add bulk member of function, especially for LAN users to add bulk request, the administrator may unreality LAN users who sends a group join request message, when the person to join a group selected lack of effective authentication mechanism, it is difficult to ensure the security of the group communication.

发明内容 SUMMARY

[0005] 本发明的目的在于解决现有技术中存在的局域网用户加入群组过程中,由于缺乏有效的验证机制,难以保证群组通信的安全性的问题。 [0005] The object of the present invention is to solve the prior art LAN users to join a group present process, due to lack of effective authentication mechanism, the problem is difficult to guarantee the safety of the group communication.

[0006] 为了实现发明目的,本发明提供了一种即时通信中局域网用户加入群组通信的方法,所述方法包括下述步骤: [0006] For the purpose of the invention, the present invention provides a method of user joins an instant group communication in LAN communication, the method comprising the steps of:

[0007] lO群组管理员客户端与局域网用户客户端进行交互通信,获取局域网用户标识列表; [0007] lO group administrator client and the client LAN users interactive communication, access to local area network user ID list;

[0008] 1. 1群组管理员客户端遍历局域网用户标识列表,利用每个局域网用户客户端的IP地址与约定端口生成发送套接字端口;群组管理员客户端向所述用户标识列表中的每个局域网用户客户端发送加密后的加入群组通信的请求数据包,所述请求数据包中包括所述群组管理员的用户标识以及所述群组管理员所在群组的群组标识; [0008] 1.1 traversing LAN client group administrator user identifier list, using the IP address of each LAN user client generates a transmission port and conventions socket port; group administrator client list to the user identifier each local area network to join a group communication request packet after transmitting the encrypted user client, said request packet includes a group identifier of the group administrator's user ID and the group where the group manager ;

[0009] 1. 2局域网用户客户端根据收到的请求数据包选择是否加入所述群组,当选择加入所述群组时,向群组管理服务器发送群组加入协议命令,所述协议命令中包括所述群组标识以及所述局域网用户的用户标识; [0009] 1.2 LAN client according to the user request the received packet whether to join the selected group, when added to the selected group, to the group management server sending a group join protocol command, said protocol command It includes the group identifier and the LAN identifier of the user;

[0010] 1. 3群组管理服务器向所述群组标识对应的群组管理员客户端发送请求加入群组的系统消息,所述群组管理员客户端根据收到的系统消息认证局域网用户身份,将认证成 [0010] 1.3 to the group management server group identifier corresponding to the group administrator client sends a request message to join the system of the group, the group manager receives client message authentication system according to LAN users identity authentication into

功的局域网用户加入到所述群组。 The reactive group is added to the LAN users.

[0011] 所述步骤1. 0进一步包括下述步骤: [0011] step 1.0 further comprising the steps of:

[0012] 3. 1群组管理员客户端在局域网内发送广播数据包,所述广播数据包中包括群组管理员客户端的IP地址; [0012] 3.1 client sends a group administrator in the LAN broadcast packet, the broadcast packet includes an IP address of a group administrator client;

[0013] 3. 2局域网用户客户端在广播接收端口接收所述广播数据包,解析获取所述群组管理员客户端的IP地址; [0013] 3.2 LAN port for receiving the user client receiving the broadcast data in the broadcast packet, parsing and obtaining an IP address of the client group administrator;

[0014] 3.3局域网用户客户端利用所述群组管理员客户端的IP地址向群组管理员客户端发送响应数据包,所述响应数据包中包括所述局域网用户的用户标识以及所述局域网用户客户端的IP地址; [0014] 3.3 LAN clients to take advantage of the user group administrator client IP address to send the response packet to the group administrator client, the response packet includes the LAN identifier of the user and the user local area network IP address of the client;

[0015] 3.4群组管理员客户端解析所述响应数据包,获取所述局域网用户的用户标识以及所述局域网用户客户端的IP地址,将所述用户标识加入所述局域网用户标识列表中存储。 [0015] Group Administrators 3.4 client parses the response data packet, obtaining the identifier of the user LAN and the LAN IP address of the client user, the user identifier is added to the identifier list stored in the user LAN.

[0016] 所述局域网客户端通过下述步骤创建所述广播接收端口: [0016] The client creates the local area network broadcast receiving port by the following steps:

[0017] 4. 1局域网用户客户端登录即时通信系统,获取局域网客户端IP地址列表;[0018] 4. 2局域网用户客户端将本地局域网客户端IP地址列表与登录服务器返回的IP地址进行比较,判断是否处于局域网内,是则执行步骤4. 3,否则结束;[0019] 4.3局域网客户端创建广播接收端口,接收局域网内的广播数据包。 [0017] 4.1 LAN client login user instant messaging system, the client acquires the LAN IP address list; [0018] 4.2 LAN to local LAN user client IP addresses of client list returned by comparing login server the judgment is in the local area network, if yes, step 4.3, otherwise ending; [0019] 4.3 LAN clients to create a broadcast receiving port to receive the broadcast packets within the LAN. [0020] 所述群组管理员的用户标识为群组管理员的即时通信标识码或通信昵称;[0021] 所述群组标识为群组的即时通信标识码或群组名称。 [0020] The group administrator's user ID code is an IM group administrator or communications nickname; [0021] the group identifier is a group name or group identification code IM.

[0022] 本发明通过双认证安全机制,可以避免非局域网用户加入群组,保证局域网群组通信的安全和隐私,同时可以方便群组管理员自动批量添加群组用户。 [0022] The present invention dual authentication security mechanism, to avoid non-LAN users to join the group, to ensure security and privacy LAN communication group, while a group administrator can easily add bulk automatically group user. [0023] 附图说明 [0023] BRIEF DESCRIPTION OF DRAWINGS

[0024] 图1是适用本发明的网络系统结构图; [0024] FIG. 1 is a configuration diagram of a network system applied to the present invention;

[0025] 图2是本发明提供的局域网用户加入群组的实现流程图; [0025] FIG. 2 is a local area network of the present invention to provide a user is added to achieve a flowchart group;

[0026] 图3是局域网用户客户端创建广播接收端口的实现流程图; [0026] FIG. 3 is a client LAN users to create flow chart for implementing the broadcast receiving port;

[0027] 图4是群组管理员客户端获取局域网用户标识列表的实现流程图。 [0027] FIG. 4 is a flow chart for implementing a local area network identifier list user group administrator client acquisition.

[0028] 具体实施方式 [0028] DETAILED DESCRIPTION

[0029] 为了使本发明的目的、技术方案及优点更加清楚明白,以下结合附图及实施例,对本发明进行进一步详细说明。 [0029] To make the objectives, technical solutions and advantages of the present invention will become more apparent hereinafter in conjunction with the accompanying drawings and embodiments of the present invention will be further described in detail. 应当理解,此处所描述的具体实施例仅仅用以解释本发明,并不用于限定本发明。 It should be understood that the specific embodiments described herein are only intended to illustrate the present invention and are not intended to limit the present invention.

[0030] 本发明提供了一种基于局域网双认证机制加入群组的方案,当群组管理员自动批量的添加群组用户时,向局域网用户客户端发送请求加入群组的通知消息,局域网用户同意加入后,向群组管理员客户端发送群组加入请求消息,群组管理员查看请求加入群组的用户信息,再次确认是否同意用户加入群组,可以避免非局域网用户加入到群组中,从而有效保证了群组通信的安全性,并有利于保护群组的通信隐私。 [0030] The present invention provides a solution based on dual LAN authentication mechanism to join the group when the volume group manager automatically add user group, the group sends a request to join notification message client user LAN, LAN users after agreeing to join, send to the group administrator client group join request message, a group administrators to view user information request to join the group, confirming once again agree to join the user group, to avoid non-LAN users to join the group so as to effectively ensure the safety of group communication, and help protect the privacy of communications group.

[0031] 图1示出了适用本发明的网络系统结构,局域网用户客户端和群组管理员客户端通过UDP(User Datagram Protocol,用户数据报文协议)协议与登录服务器和群组管理服务器通信,局域网用户客户端和群组管理员客户端上运行有即时通信系统应用软件。 [0031] FIG 1 illustrates a network architecture suitable for the present invention, a local user group administrator client and the client by UDP (User Datagram Protocol, User Datagram Protocol) protocol log and group management server to communicate LAN users running instant messaging system and application software on the client group administrator client. 事实上,局域网用户客户端和群组管理员客户端均为相同的客户端,区别在于其对于群组具有 In fact, the client LAN users and administrators to client groups are the same client, except for the group has in its

不同的管理操作权限。 Different management operating authority. 登录服务器是即时通信系统管理后台的入口,负责协议命令的分发, Login server is the entrance to the instant messaging system management background, the distribution agreement in charge of command,

群组管理服务器负责存储和管理群组的组织结构以及成员列表等信息。 Group management server is responsible for organization and information storage and management of a list of members and other groups.

[0032] 局域网用户客户端和群组管理员客户端可以是个人计算机(PersonalComputer, [0032] LAN client and the client group administrator can be a personal computer (PersonalComputer,

简称PC) 、 PDA (Personal Digital Assistant,个人数字助理)以及移动电话等,本发明以 Referred to as PC), PDA (Personal Digital Assistant, personal digital assistants) and mobile phones, the present invention

PC为例进行说明。 PC as an example. 典型的,PC的操作系统为Windows系统。 Typically, PC operating system is Windows system. 登录服务器和群组管理服务器 Log server and server group management

可以是各种大、中、小型服务器。 It can be a variety of large, medium and small servers.

[0033] 图2示出了本发明提供的局域网用户加入群组的实现流程,详述如下: [0033] FIG. 2 shows the present invention to provide LAN users to join the group of the implementation process, as detailed below:

[0034] 在步骤S201中,局域网用户客户端在本地创建广播接收端口,接收局域网内的广 [0034] In step S201, the client LAN users to create local broadcast receiver port, wide receiver within the LAN

播数据包; Multicast packet;

[0035] 在步骤S202中,群组管理员客户端与局域网用户客户端进行交互通信,获取局域网用户标识列表; [0035] In step S202, the group manager client LAN users with interactive communication client, obtain a list of LAN user identifier;

[0036] 在步骤S203中,群组管理员客户端遍历局域网用户标识列表,利用每个局域网用户客户端的IP地址与约定端口生成发送套接字端口,将群组管理员的用户标识以及群组管理员所在群组的群组标识组合为数据包,将数据包加密后发送给局域网用户标识列表中的每个局域网用户客户端。 [0036] In step S203, the group manager client user identifier list traversal LAN, the LAN using the IP address of each client user interface generates a transmission and conventions socket port, the group manager and the group user identification portfolio managers located group identifier to the group of data packets, sent to each local area network LAN client user identifier list of the user data packet after encryption.

[0037] 在步骤S204中,局域网用户客户端的即时通信系统接收到数据包后,对数据包进行解密与解析处理,解析出数据包中群组管理员的用户标识以及群组标识等信息,将其转换为群组管理员邀请局域网用户加入群组的系统消息,局域网用户判断是否加入群组,如果选择加入群组,则执行步骤S205,否则结束; After [0037] In step S204, a local user's instant messaging client system receives a data packet, and decrypting the data packet analysis processing, the information to resolve the user identifier and the group identifier in the packet data such as a group administrator will convert it to a local area network administrator to invite users to join the group system message group, LAN users determine whether to join the group, if you choose to join the group, proceed to step S205, otherwise the end;

[0038] 在步骤S205中,局域网用户客户端将群组标识以及局域网用户的用户标识组合 [0038] In step S205, the user LAN client group identifier and the LAN identifier of the user in combination

为数据包,将数据包加密后以加入群组的协议命令形式发送到群组管理服务器; A data packet, the data packet encrypted protocol command is sent to join the group to form a group management server;

[0039] 在步骤S206中,群组管理服务器对接收到的数据包进行解密与解析,根据解析得 [0039] In step S206, the group management server received data packet parsing and decrypting, based on the analysis to give

到的群组标识,查询对应该群组标识的群组管理员的用户标识,根据群组管理员的用户标 The group identifier, user inquiries to the group administrator should identify the group identified, according to the administrator's standard user group

识到登录服务器查询获取群组管理员客户端当前登录的IP地址,向群组管理员客户端下 To know the login server IP address query to get the group administrator client currently logged in, next to the group administrator client

发局域网用户请求加入群组的系统消息; Send message LAN system user requests to join the group;

[0040] 在步骤S207中,群组管理员客户端接收到群组管理服务器发送的局域网用户请求加入群组的系统消息后,再次确认局域网用户的身份信息,判断是否允许其加入群组,并将允许加入群组的局域网用户加入到群组,从而有效地实现了群组加入的双向验证。 After [0040] In step S207, the group manager receives client LAN system message sent by the group management server a user request to join a group, reconfirmed LAN user's identity information, determine whether to allow it to join the group, and LAN will allow users to join the group is added to the group, which effectively implements mutual authentication joined the group. [0041] 图3示出了局域网用户客户端创建广播接收端口的实现流程,以客户端操作系统是Windows为例: [0041] Figure 3 shows a LAN client users to create an implementation process broadcast receiving port to Windows client operating system is an example:

[0042] 在步骤S301中,局域网用户客户端成功登录即时通信系统后,利用Windows套接字相关API(A卯lication Programming Interface,应用程序接口)获取当前客户端的本地IP地址,同时利用Windows套接字API转换IP地址获取到本地主机器名,同时利用本地主机器名获取局域网内的客户端IP地址列表; [0042] In step S301, the LAN users to successfully log instant messaging client systems, use Windows Sockets associated API (A d lication Programming Interface, Application Programming Interface) to obtain the local IP address of the current client, while taking advantage of Windows sockets word conversion API to get the IP address of the local host machine name, while taking advantage of the local host name is acquired customers within the LAN side IP address list;

[0043] 在步骤S302中,局域网用户客户端将局域网内的客户端IP地址列表与登录服务器返回的IP地址进行比较,判断是否具有相同的IP地址,如果相同则说明该局域网用户客户端所在网络不属于局域网,流程结束;否则表示该局域网用户客户端处于局域网内,执行步骤S303 ;[0044] 在步骤S303中,局域网客户端利用Windows UDP(User Datagram Protocol,用户数据报协议)套接字API函数创建约定的广播接收端口,用于接收局域网内的广播数据包。 [0043] In step S302, the LAN user client to client in the LAN side IP address of the IP address list and the log server returns, and determines whether the same IP address, if the same indicates that the LAN user client is a network does not belong to a local area network, the process ends; otherwise it means that the user LAN client in the LAN, to step S303; [0044] in step S303, the LAN clients use Windows UDP (user datagram protocol, user datagram protocol) socket API the broadcast receiving function creates the port convention for receiving broadcast packets within the LAN. [0045] 图4示出了群组管理员客户端与局域网用户客户端进行交互通信,获取局域网用户标识列表的实现流程,详述如下: [0045] FIG. 4 shows the group administrator client LAN users with interactive communication client, obtaining a user identifier list implementation flow of a LAN, as detailed below:

[0046] 在步骤S401中,群组管理员客户端的即时通信系统利用Windows消息参数判断当前是否需要进行群组成员加入操作,是则发送获取局域网内所有用户信息的UDP广播数据包,数据包中包括群组管理员客户端的IP地址,群组管理员客户端对数据包加密后广播发送出去; [0046] In step S401, the group manager client instant messaging system using the Windows message parameters determine whether the current group members needs to be added to the operation, the transmission is acquired for all UDP broadcast packets in LAN user information, the data packet IP address of the client includes a group administrator, the group manager to the client encrypted broadcast packets sent;

[0047] 在步骤S402中,局域网用户客户端在成功登录即时通信系统后,在约定广播接收端口接收群组管理员客户端发送的UDP广播数据包,局域网用户客户端的即时通信系统对接收到的UDP数据包进行解析处理,获取数据包中发送该数据包的群组管理员客户端的IP地址; [0047] In step S402, the user LAN client after a successful login instant messaging system, the UDP broadcast packets receive port receives the agreed broadcast group administrator sent by the client, instant messaging system user LAN client received parsing UDP packet, obtaining the transmitted data packet data packet group administrator client IP address;

[0048] 在步骤S403中,局域网用户客户端根据约定的协议格式,利用群组管理员客户端 [0048] In step S403, the user of the client LAN protocol format based on the appointed by the group administrator client

的IP地址以及约定的端口生成新的发送UDP套接字,向群组管理员客户端发送响应数据 The IP address and port to generate a new agreed to send UDP socket, transmits response data to the client group administrator

包,响应数据包中包括该局域网用户的用户标识以及局域用户客户端的IP地址; Packet, the response data including the LAN identifier of the user and the local IP address of the user client packets;

[0049] 在步骤S404中,群组管理员客户端接收到局域网用户客户端的响应数据包后,对 After [0049] In step S404, the client receives a local area network group manager user client response packet, to

数据包进行解析,得到该局域网用户的用户标识以及局域网用户客户端的IP地址,把接收 IP address of the user ID and the user LAN client parses packets to obtain the user's local area network, the received

到的所有响应数据包中的用户标识加入到局域网用户标识列表中进行存储。 All user identification response packet to the LAN users added to the identifier list stored.

[0050] 在本发明中,群组管理员的用户标识或局域网用户的用户标识包括即时通信标识 [0050] In the present invention, the user identifies the user group or LAN administrator's user ID instant messaging identifier comprises

号码或用户的通信呢称,群组标识包括群组的即时通信标识号码或群组名称。 User number or nickname of a communication, including instant messaging group identifier identification number or group name of the group.

[0051] 以上所述仅为本发明的较佳实施例而已,并不用以限制本发明,凡在本发明的精 [0051] The foregoing is only preferred embodiments of the present invention but are not intended to limit the present invention, where the present invention is in fine

神和原则之内所作的任何修改、等同替换和改进等,均应包括在本发明的保护范围之内。 Any modifications within the spirit and principle, equivalent replacements, improvements, etc., should be included within the scope of the present invention.

Claims (4)

  1. 一种即时通信中局域网用户加入群组通信的方法,其特征在于,所述方法包括下述步骤:1.0 群组管理员客户端与局域网用户客户端进行交互通信,获取局域网用户标识列表;1.1 群组管理员客户端遍历局域网用户标识列表,利用每个局域网用户客户端的IP地址与约定端口生成发送套接字端口;群组管理员客户端向所述用户标识列表中的每个局域网用户客户端发送加密后的加入群组通信的请求数据包,所述请求数据包中包括所述群组管理员的用户标识以及所述群组管理员所在群组的群组标识;1.2 局域网用户客户端根据收到的请求数据包选择是否加入所述群组,当选择加入所述群组时,向群组管理服务器发送群组加入协议命令,所述协议命令中包括所述群组标识以及所述局域网用户的用户标识;1.3 群组管理服务器向所述群组标识对应的群组管理员客户 A communication method for a local area network user joins an instant group communication, wherein, said method comprising the steps of: 1.0 the group administrator client LAN users with interactive communication client, obtain a list of LAN user identifier; population 1.1 LAN administrator client group traversal list of user identities, using the IP address of each LAN user client generates a transmission port and conventions socket port; group administrator client to the list of user identities in each LAN user client join group communication request after transmitting the encrypted data packet, the request packet includes the group administrator's user ID and the group identifier of the group where the group administrator; 1.2 LAN client according to the user the received request packet selecting whether to join the group, when added to the selected group, to the group management server sending a group join protocol command, said protocol command includes the group identifier and the LAN user's user ID; 1.3 group management server corresponding to the group identifier to the group administrator client 发送请求加入群组的系统消息,所述群组管理员客户端根据收到的系统消息认证局域网用户身份,将认证成功的局域网用户加入到所述群组。 Sending a request message to join the system of the group, the group manager client message authentication system according to the identity of the user received by the LAN, the LAN authentication success is added to the user group.
  2. 2. 如权利要求1所述的方法,其特征在于,所述步骤1. 0进一步包括下述步骤:3. 1群组管理员客户端在局域网内发送广播数据包,所述广播数据包中包括群组管理员客户端的IP地址;3. 2局域网用户客户端在广播接收端口接收所述广播数据包,解析获取所述群组管理员客户端的IP地址;3.3局域网用户客户端利用所述群组管理员客户端的IP地址向群组管理员客户端发送响应数据包,所述响应数据包中包括所述局域网用户的用户标识以及所述局域网用户客户端的IP地址;3. 4群组管理员客户端解析所述响应数据包,获取所述局域网用户的用户标识以及所述局域网用户客户端的IP地址,将所述用户标识加入所述局域网用户标识列表中存储。 2. The method according to claim 1, wherein said step 1.0 further comprising the step of: the client 31 transmits a group administrator in the LAN broadcast packet, the broadcast data packet including the IP address of a group administrator client;. 32 LAN port for receiving the user client receiving the broadcast data in the broadcast packet, parsing and obtaining an IP address of the client group administrator; 3.3 LAN users use the client population IP address of the client group manager sends a response packet to the client group manager, the response packet includes the IP address of the LAN identifier of the user and the user LAN client;. 34 group manager the client parses the response data packet, obtaining the identifier of the user LAN and the LAN IP address of the client user, the user identifier is added to the identifier list stored in the user LAN.
  3. 3. 如权利要求2所述的方法,其特征在于,所述局域网客户端通过下述步骤创建所述广播接收端口:[4. 1局域网用户客户端登录即时通信系统,获取局域网客户端IP地址列表;[4. 2局域网用户客户端将本地局域网客户端IP地址列表与登录服务器返回的IP地址进行比较,判断是否处于局域网内,是则执行步骤4. 3,否则结束;[4. 3局域网客户端创建广播接收端口,接收局域网内的广播数据包。 3. The method according to claim 2, wherein said local area network broadcast receiving client creates the port by the following steps: [41 LAN client login user instant messaging system, obtaining a LAN IP address of the client list;. [42 LAN to local LAN user client IP addresses of client list returned by the login server, and determines whether or not the LAN is 4.3, a step is performed, otherwise ending; [43 LAN. the client creates broadcast reception port to receive broadcast packets on the LAN.
  4. 4.如权利要求1至3任一权利要求所述的方法,其特征在于,所述群组管理员的用户标识为群组管理员的即时通信标识码或通信昵称;所述群组标识为群组的即时通信标识码或群组名称。 4. The method according to claim any one of claims 1 to 3, characterized in that the group administrator's user ID code is an IM group administrator or communications nickname; and the group identifier is instant messaging group identification code or name of the group.
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CN101369985A (en) * 2007-08-15 2009-02-18 华为技术有限公司 Method and system for joining into group
CN102075456B (en) * 2011-02-25 2013-06-19 中国科学院计算技术研究所 Group creating and member adding method in distributed domain management system
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CN103905287B (en) * 2012-12-26 2018-04-27 腾讯科技(深圳)有限公司 Based on the local area network communication program associated methods and apparatus
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