PPP、PPPOE、SLIP、ISDN、X2.5、帧中继、HDLC-详解华为链路层协...

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目录
第1 章 PPP、MP 配置...........................................................................................................1-1
1.1 PPP、MP 协议简介........................................................................................................... 1-1
1.1.1 PPP 协议简介.......................................................................................................... 1-1
1.1.2 MP 协议简介............................................................................................................ 1-3
1.2 PPP 的配置........................................................................................................................ 1-3
1.2.1 配置接口的链路层协议为PPP................................................................................ 1-4
1.2.2 配置PPP 验证方式及用户名、用户口令................................................................ 1-4
1.2.3 配置PPP 的AAA 验证及计费参数......................................................................... 1-6
1.2.4 配置PPP 协商参数................................................................................................. 1-7
1.2.5 配置PPP 压缩........................................................................................................ 1-7
1.2.6 配置PPP 链路质量监测.......................................................................................... 1-8
1.2.7 配置路由器为对端分配DNS 服务器地址................................................................ 1-9
1.3 MP 的配置.......................................................................................................................... 1-9
1.3.1 创建虚模板接口...................................................................................................... 1-9
1.3.2 配置虚模板接口工作参数........................................................................................ 1-9
1.3.3 配置物理接口工作在MP 方式............................................................................... 1-10
1.3.4 将物理接口捆绑至虚模板接口............................................................................... 1-10
1.3.5 配置MP 协议参数................................................................................................. 1-12
1.4 PPP 的显示和调试........................................................................................................... 1-13
1.5 PPP 典型配置举例........................................................................................................... 1-13
1.5.1 PAP 验证举例........................................................................................................ 1-13
1.5.2 CHAP 验证举例..................................................................................................... 1-14
1.6 MP 典型配置举例............................................................................................................. 1-15
1.7 PPP 常见故障的诊断与排除............................................................................................. 1-17
第2 章 PPPoE Client 配置.....................................................................................................2-1
2.1 PPPoE Client 简介............................................................................................................. 2-1
2.2 PPPoE Client 的配置......................................................................................................... 2-2
2.2.1 配置拨号接口.......................................................................................................... 2-2
2.2.2 配置PPPoE 会话.................................................................................................... 2-3
2.2.3 复位或删除PPPoE 会话......................................................................................... 2-4
2.3 PPPoE Client 的显示和调试............................................................................................... 2-4
2.4 PPPoE 典型配置举例......................................................................................................... 2-5
2.4.1 利用ADSL 将局域网接入Internet .......................................................................... 2-5
2.4.2 利用ADSL 做备份线路........................................................................................... 2-6
第3 章 SLIP 配置...................................................................................................................3-1
3.1 SLIP 协议简介.................................................................................................................... 3-1
3.2 SLIP 的配置....................................................................................................................... 3-1
3.2.1 配置同/异步口工作在异步方式................................................................................ 3-1
3.2.2 配置接口的链路层协议为SLIP ............................................................................... 3-2
3.3 SLIP 的显示和调试............................................................................................................. 3-2
3.4 SLIP 典型配置举例............................................................................................................. 3-2
第4 章 ISDN 协议配置...........................................................................................................4-1
4.1 ISDN 协议简介................................................................................................................... 4-1
4.2 ISDN 的配置....................................................................................................................... 4-1
4.2.1 配置ISDN 信令类型............................................................................................... 4-2
4.2.2 配置QSIG 信令参数............................................................................................... 4-2
4.2.3 设置数字入呼叫时的被叫号码或子地址.................................................................. 4-4
4.2.4 配置ISDN DoV....................................................................................................... 4-4
4.3 ISDN 配置的显示和调试..................................................................................................... 4-5
4.4 ISDN 典型配置举例............................................................................................................ 4-6
4.4.1 路由器通过ISDN PRI 线路互连传输数据............................................................... 4-6
4.4.2 ISDN DoV 典型配置举例......................................................................................... 4-7
4.5 ISDN 常见故障的诊断与排除............................................................................................. 4-7
第5 章 LAPB 和X.25 配置.....................................................................................................5-1
5.1 X.25 和LAPB 协议简介...................................................................................................... 5-1
5.2 LAPB 的配置...................................................................................................................... 5-3
5.2.1 配置接口的链路层协议为LAPB.............................................................................. 5-3
5.2.2 配置LAPB 协议参数............................................................................................... 5-4
5.3 X.25 的配置........................................................................................................................ 5-5
5.3.1 配置X.25 接口........................................................................................................ 5-6
5.3.2 配置X.25 接口附加参数....................................................................................... 5-11
5.3.3 配置X.25 数据报传输........................................................................................... 5-15
5.3.4 配置X.25 数据报传输的附加参数......................................................................... 5-17
5.3.5 配置X.25 子接口.................................................................................................. 5-22
5.3.6 配置X.25 交换...................................................................................................... 5-22
5.3.7 配置X.25 负载分担............................................................................................... 5-24
5.4 X.25 承载在其他网络上的配置......................................................................................... 5-28
5.4.1 配置X.25 over TCP（XOT） ............................................................................... 5-28
5.4.2 配置X.25 over Frame Relay（Annex G）........................................................... 5-31
5.5 LAPB 与X.25 的显示和调试............................................................................................ 5-33
5.6 LAPB 典型配置举例......................................................................................................... 5-34
5.7 X.25 典型配置举例........................................................................................................... 5-35
5.7.1 两台路由器简单地背靠背串口直连....................................................................... 5-35
5.7.2 将路由器接入到X.25 公共分组网中..................................................................... 5-36
5.7.3 配置虚电路范围.................................................................................................... 5-38
5.7.4 通过X.25 PVC 传输IP 数据报............................................................................. 5-38
5.7.5 X.25 子接口配置举例............................................................................................. 5-40
5.7.6 XOT 的SVC 应用.................................................................................................. 5-42
5.7.7 XOT 的PVC 应用.................................................................................................. 5-43
5.7.8 X.25 负载分担应用................................................................................................ 5-45
5.7.9 X.25 负载分担承载IP 数据传输............................................................................. 5-47
5.7.10 通过Annex G DLCI 互连局域网......................................................................... 5-49
5.7.11 Annex G 的SVC 应用......................................................................................... 5-51
5.7.12 Annex G 的PVC 应用......................................................................................... 5-53
5.8 LAPB 常见故障的诊断与排除........................................................................................... 5-55
5.9 X.25 常见故障的诊断与排除............................................................................................. 5-55
第6 章 帧中继配置.................................................................................................................6-1
6.1 帧中继协议简介................................................................................................................. 6-1
6.2 帧中继的配置..................................................................................................................... 6-2
6.2.1 配置接口的链路层协议为帧中继............................................................................. 6-2
6.2.2 配置帧中继接口的终端类型.................................................................................... 6-3
6.2.3 配置帧中继LMI 协议类型....................................................................................... 6-4
6.2.4 配置帧中继LMI 协议相关参数................................................................................ 6-4
6.2.5 配置帧中继地址映射............................................................................................... 6-7
6.2.6 配置帧中继本地虚电路号........................................................................................ 6-8
6.2.7 配置帧中继子接口................................................................................................... 6-8
6.2.8 配置帧中继PVC 交换........................................................................................... 6-10
6.2.9 配置多链路帧中继（FRF.16） ............................................................................. 6-12
6.2.10 配置帧中继压缩（FRF.9） ................................................................................. 6-14
6.2.11 配置接口进行TCP/IP 头压缩.............................................................................. 6-15
6.2.12 配置帧中继分片（FRF.12） ............................................................................... 6-16
6.3 帧中继QoS 的配置.......................................................................................................... 6-17
6.3.1 帧中继QoS 简介................................................................................................... 6-17
6.3.2 配置帧中继class .................................................................................................. 6-22
6.3.3 配置帧中继流量整形............................................................................................. 6-23
6.3.4 配置帧中继流量监管............................................................................................. 6-25
6.3.5 配置帧中继拥塞管理............................................................................................. 6-27
6.3.6 配置帧中继DE 规则列表...................................................................................... 6-28
6.3.7 配置帧中继队列管理............................................................................................. 6-29
6.4 帧中继承载在其它网络上的配置...................................................................................... 6-31
6.4.1 配置Frame Relay over IP .................................................................................... 6-31
6.4.2 配置Frame Relay over ISDN ............................................................................... 6-32
6.5 帧中继的显示和调试........................................................................................................ 6-37
6.6 帧中继典型配置举例........................................................................................................ 6-39
6.6.1 通过帧中继网络互连局域网.................................................................................. 6-39
6.6.2 通过专线互连局域网............................................................................................. 6-40
6.6.3 多链路帧中继配置举例......................................................................................... 6-41
6.6.4 帧中继压缩（FRF.9）典型配置举例..................................................................... 6-42
6.6.5 帧中继分片（FRF.12）典型配置举例................................................................... 6-43
6.6.6 帧中继流量整形配置举例...................................................................................... 6-44
6.6.7 Frame Relay over IP 典型配置举例....................................................................... 6-45
6.6.8 Frame Relay over ISDN 典型配置举例（DTE 和DCE 背靠背连接）................... 6-46
6.6.9 Frame Relay over ISDN 典型配置举例（DTE 之间通过帧中继交换连接） .......... 6-48
6.7 帧中继常见故障的诊断与排除......................................................................................... 6-50
第7 章 HDLC 配置.................................................................................................................7-1
7.1 HDLC 的配置..................................................................................................................... 7-1
7.1.1 配置接口的链路层协议为HDLC............................................................................. 7-1
7.2 HDLC 的显示和调试........................................................................................................... 7-2
第8 章 网桥配置.....................................................................................................................8-1
8.1 网桥简介............................................................................................................................ 8-1
8.1.1 网桥的主要功能...................................................................................................... 8-2
8.1.2 生成树协议.............................................................................................................. 8-7
8.1.3 多协议路由器.......................................................................................................... 8-9
8.1.4 链路组..................................................................................................................... 8-9
8.2 网桥配置............................................................................................................................ 8-9
8.2.1 使能/禁用网桥功能................................................................................................ 8-10
8.2.2 配置网桥组............................................................................................................ 8-10
8.2.3 配置将接口加入到网桥组中.................................................................................. 8-10
8.2.4 配置网桥地址表.................................................................................................... 8-11
8.2.5 配置STP 相关参数............................................................................................... 8-12
8.2.6 创建网桥访问控制列表......................................................................................... 8-16
8.2.7 配置在接口上应用访问控制列表........................................................................... 8-17
8.2.8 配置网桥路由功能................................................................................................. 8-19
8.2.9 配置链路组............................................................................................................ 8-20
8.2.10 在帧中继上配置网桥........................................................................................... 8-21
8.2.11 DCC 上配置网桥.................................................................................................. 8-21
8.2.12 LAPB 上配置网桥................................................................................................ 8-22
8.2.13 PPP 上配置网桥.................................................................................................. 8-22
8.2.14 HDLC 上配置网桥................................................................................................ 8-22
8.2.15 VLAN 上配置网桥................................................................................................ 8-22
8.3 桥的显示和调试............................................................................................................... 8-23
8.4 透明网桥典型配置举例.................................................................................................... 8-23
8.4.1 多个局域网间建立透明网桥.................................................................................. 8-23
8.4.2 帧中继透明网桥举例............................................................................................. 8-25
8.4.3 同步拨号备份下透明网桥举例............................................................................... 8-26
8.4.4 异步拨号备份下透明网桥举例............................................................................... 8-27
8.4.5 同时支持路由和桥接举例...................................................................................... 8-28
8.4.6 子接口上使用网桥举例......................................................................................... 8-29
8.4.7 链路组配置举例.................................................................................................... 8-30

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