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Troubleshooting RSPAN

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  • Troubleshooting RSPAN

    Hello,
    I am using WireShark to capture packet from a remote switch and the only packet I am receiving is STP protocol packets.

    Is there somebody who know something about troubleshooting RSPAN ?
    Thank you for your help
    Yves

    Source switch 2950 port 30
    Middle switch 6500 vlan 666
    Destination switch 3550 port 25

    Switch Configuration

    *---- 6500
    Configure terminal
    vlan 666
    remote-span
    end

    *---- 2950
    configure terminal
    monitor session 1 source interface fastEthernet0/30 both
    monitor session 1 destination remote vlan 666 reflector-port fastEthernet0/48
    end

    show monitor
    Session 1
    ---------
    Type : Remote Source Session
    Source Ports :
    Both : Fa0/30
    Reflector Port : Fa0/48
    Dest RSPAN VLAN : 666

    *---- 3550
    Configure terminal
    monitor session 1 source remote vlan 666
    no monitor session 1 destination interface fastEthernet0/25
    end

    show monitor
    Session 1
    ---------
    Type : Remote Destination Session
    Source RSPAN VLAN : 666
    Destination Ports : Fa0/25
    Encapsulation : Native
    Ingress: Disabled

  • #2
    Re: Troubleshooting RSPAN

    Hello,

    For RSPAN to worked correctly the reflector port as to be up (no shutdown).

    Regard's
    Yves

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