HSRP功能及配置(思科)
为了实现网络出口一方出现故障,网络能够自动切换到正常线路进行通信,不影响客户机上网.———–HSRP(vrrp)
HSRP:私有标准(思科设备上才能配置这个) VRRP:公有标准 Hsrp和vrrp都是做硬件设备的备份.
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规划网段。

2.基础配置
Switch0(接入层)
enable
conf t
vlan 10
exit
interface f0/3
switchport access vlan 10
exit
interface range f0/1-2
switchport mode trunk
exit
exit
Write
Switch1三层交换机 enable conf t vlan 10 exit interface f0/2 switchport tr en do switchport mode trunk exit interface vlan 10 ip address 192.168.10.1 255.255.255.0 exit ip routing end Write Switch2三层交换机 enable conf t vlan 10 exit interface f0/2 switchport tr en do switchport mode trunk exit interface vlan 10 ip address 192.168.10.2 255.255.255.0 exit ip routing end Write Switch1三层交换机配置节点IP Switch(config)#interface f0/1 Switch(config-if)#no switchport Switch(config-if)#ip address 192.168.20.1 255.255.255.0 Switch2三层交换机配置节点IP Switch(config)#interface f0/1 Switch(config-if)#no switchport Switch(config-if)#ip address 192.168.30.1 255.255.255.0
检查路由器的路由表(看是否所有三层设备有所有的网段) 配置rip路由协议 Switch1三层交换 Switch(config)#router rip Switch(config-router)#network 192.168.10.0 Switch(config-router)#network 192.168.20.0 Switch2三层交换 Switch(config)#router rip Switch(config-router)#network 192.168.10.0 Switch(config-router)#network 192.168.30.0 路由器 Router(config)#router rip Router(config-router)#network 192.168.20.0 Router(config-router)#network 192.168.30.0 Router(config-router)#network 192.168.40.0 测试线路走哪条路径 C:\>tracert 192.168.40.2 Tracing route to 192.168.40.2 over a maximum of 30 hops: 1 1 ms 1 ms 0 ms 192.168.10.1 2 1 ms 0 ms 0 ms 192.168.20.2 3 0 ms 1 ms 0 ms 192.168.40.2
C:\>ping 192.168.10.254 Pinging 192.168.10.254 with 32 bytes of data: Reply from 192.168.10.254: bytes=32 time=1ms TTL=255 Reply from 192.168.10.254: bytes=32 time=1ms TTL=255 Reply from 192.168.10.254: bytes=32 time<1ms TTL=255 Reply from 192.168.10.254: bytes=32 time<1ms TTL=255
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