juniper交换机配置指南.doc

juniper交换机配置指南开机后：login: rootLast login: Fri Jan 17 22:21:55 on ttyd0- JUNOS 7.2R3.3 built 2002-03-23 02:44:36 UTCTerminal type? vt100 root%注意使用root用户登录的情况下，输入帐号/密码以后，默认是进入shell模式的（而只有root用户帐号有这个现象），要输入cli命令进入用户模式：root%cliroot配置模式用户模式下输入configure命令进入配置模式，配置模式下可以对设备进行各种参数的配置root configureeditroot#设置root用户密码命令：set system root-authentication plain-text-password路由器初始化root用户是没有密码的，在第一次进行配置的时候必须要配置root密码才能commit成功。密码采用字母+数字方式。Example:labM7i_GZ# set system root-authentication plain-text-passwordNew password:Retype new password:添加系统用户命令：set system login user juniper uid 2000 -设置用户名为juniper用户id为2000set system login user juniper class super-user -设置juniper用户为超级用户set system login user juniper authentication plain-text-password -设置juniper用户的密码设置主机名命令：set system host-name M7i_GZ -设置主机名为M7i_GZ开启系统telnet服务命令：set system services telnet说明：系统默认是没有打开telnet功能的，只有打开telnet服务之后才能从网络上登陆到路由器。开启系统ftp服务命令：set system services ftp说明：系统默认是没有打开ftp功能的，只有打开ftp服务之后才能从网络上ftp到路由器。配置SNMPset snmp community authorization clients # 设置SNMP字符串set snmp trap-options source-address #设置snmp trap的原地址为set snmp contact #设置snmp的联系信息set snmp engine-id local #设置snmp v3 engine ID信息set snmp description #设置snmp的系统描述配置物理端口参数userhost#setinterface ge-slot/pic/port description description#配置端口描述userhost#setinterface ge-slot/pic/port mtu mtu-number#配置端口MTUuserhost#setinterface ge-slot/pic/port ether-options speed (10m | 100m | 1g)#配置端口速率userhost#setinterface ge-slot/pic/port ether-options link-mode (automatic | full-duplex |half-duplex )#配置端口双工userhost#setinterface ge-slot/pic/port ether-options (auto-negotiation |no-auto-negotiation )#配置端口自动协商Example:roothost editEntering configuration modeeditroothost# set interfaces ge-3/0/0 description “to_BJ-4200-1”editroothost# set interfaces ge-3/0/0 mtu 9216editroothost# set interfaces ge-3/0/0 ether-options speed 1geditroothost# set interfaces ge-3/0/0 ether-options link-modefull-duplexeditroothost# set interfaces ge-3/0/0 ether-options auto-negotiation配置物理端口二层接口editroothost# set interfaces ge-0/0/16 unit 0 family ethernet-switchingport-mode access配置物理端口作为二层access模式的接口，端口默认情况下就是二层access端口。edituserhost# show interfacesge-0/0/16 unit 0 family ethernet-switching;配置物理端口三层接口EX交换机物理接口可以支持三层路由接口功能，直接可以在接口上配置三层地址editroothost# set interfaces ge-0/0/17 unit 0 family inet address/24配置VLAN初始化配置时候，所有端口属于default VLAN，default vlan 的默认ID是0userhost# set interfaces name unit 0 family ethernet-switching port-mode access#配置端口的access模式，默认端口就是access模式。userhost#setvlans vlan-name vlan-id number#配置VLAN分配vlan IDEX支持2种方式来配置access接口分配到VLAN，采用其中一种就可以实现端口VLAN的划分。方式一：userhost#setvlans vlan-name interface interface_name直接在VLAN中添加多个物理端口方式二：或是在物理接口下：userhost#setinterfaces interface-name unit 0 family ethernet-switching vlan membersvlan-name or vlan-id#添加端口到特定VLANuserhost# show vlans vlan-name detail#查看VLAN信息Example:roothost editEntering configuration modeeditroothost# set vlans sales vlan-id 100editroothost# set vlans sales interface ge-0/0/1#或者可以如下配置，实现相同的配置效果editroothost# set interfaces ge-0/0/1 unit 0 family ethernet-switchingvlan members sales配置Vlan trunk配置端口作trunk端口，支持802.1Q的标准封装。userhost# set interfaces name unit 0 family ethernet-switching port-mode trunk#配置端口的VLAN模式为trunk模式userhost# set interfaces name unit 0 family ethernet-switching vlan membersall|number#配置trunk端口的允许通过的VLAN，9.1版本目前不支持vlan-range，预期在9.2版本支持。Example:roothost editEntering configuration modeeditroothost#showinterfaces ge-0/0/3 unit 0 family ethernet-switching port-mode trunk;vlan members orange blue ;ge-0/0/4 unit 0 family ethernet-switching port-mode trunk;vlan members 100 200 ;配置 native-vlan-idEX在trunk端口下支持native-vlan 的配置：roothost editEntering configuration modeeditroothost# set interface ge-0/0/8 unit 0 family Ethernet-switchnative-vlan-id purpleeditroothost#showinterfacege-0/0/8 unit 0 family ethernet-switching port-mode trunk;vlan members orange blue purple ;native-vlan-id purple;静态路由协议手工添加到路由表下一跳必须有效所以的配置在routing-options 级别Syntax：editrouting-options static defaults static-options;route destination-prefix next-hop next-hop;qualified-next-hop address metric metric;preference preference;static-options;Example:edituserhost# showrouting-options static route /0 next-hop ;OSPF单区域edituserhost# set protocols ospf area 0 interface ge-0/0/0edituserhost# show protocols ospfospf area interface ge-0/0/0.0;配置OSPF 多区域edituserhost# show protocols ospfospf area interface ge-0/0/0.0;edituserhost# set protocols ospf area 1 interface at-0/1/1.100edituserhost# show protocols ospfospf area interface ge-0/0/0.0;area interface at-0/1/1.100;综合实例：set system root-authentication plain-text-passwordset system login user juniper uid 2000 -设置用户名为juniper用户id为2000set system login user juniper class super-user -设置juniper用户为超级用户set system login user juniper authentication plain-text-password -设置juniper用户set system services telnetset vlans 10 vlan-id 10set vlans 20 vlan-id 20set vlans 1 lan-id 1set interfaces ge0/0/0 unit 0 family ethernet-switching port-mode trunkset interfaces ge0/0/0 unit 0 family ethernet-switching vlan members allset interface ge-0/0/0 unit 0 family Ethernet-switch native-vlan-id 1set int vlan unit 10 family inet add /24 配置vlan 10的3层地址set int vlan unit 20 family inet add 192.168.2.