Configuration Guide    RSPAN Configuration 
Configuration Examples 
Device topology is shown in the following figure: 
 
Figure 2 Typical RSPAN topolgy 
Configure the source switch: 
Ruijie# configure 
Ruijie(config)# vlan 7 
Ruijie(config-Vlan)# remote-span 
Ruijie(config-Vlan)# exit 
Ruijie(config)# interface gigabitEthernet1/3 
Ruijie(config-if)# switchport mode trunk 
Ruijie(config-if)# switchport trunk allowed vlan add 7  
Ruijie(config-if)# exit 
Ruijie(config)# monitor session 2 remote-source 
Ruijie(config)# monitor session 2 source interface gigabitEthernet1/2  
Ruijie(config)# monitor session 2 destination remote vlan 7 interface 
gigabitEthernet 1/3 switch 
Configure the middle switch 
Ruijie# configure 
Ruijie(config)# vlan 7 
Ruijie(config-Vlan)# remote-span 
Ruijie(config-Vlan)# exit 
Ruijie(config)# interface gigabitEthernet1/3 
Ruijie(config-if)# switchport mode trunk 
Ruijie(config-if)# switchport trunk allowed vlan add 7