Re: SPAN Verification

From: Alexei Monastyrnyi (alexeim@orcsoftware.com)
Date: Thu May 15 2008 - 06:18:00 ART


Robert,
sorry, I didn't get it from your first mail.

What are you trying to achieve? Do you want to verify SPAN and build a
scenario around it? Or do you have this particular scenario with SPAN
and need to verify it?

A.

Robert Smith said the following on 5/14/2008 7:10 PM:
> Hi Experts,
>
> I am trying to verify that the following scenario is working:
>
> SW1(fa0/16)------(fa0/13)SW3(fa0/20)----(fa0/20)SW4
>
> SW1:
> interface FastEthernet0/16
> no switchport
> ip address 21.21.21.1 255.255.255.0
> end
>
> SW4:
> interface FastEthernet0/20
> no switchport
> ip address 23.23.23.4 255.255.255.0
> end
>
> SW3:
> interface FastEthernet0/13
> switchport access vlan 21
> switchport mode access
> switchport nonegotiate
> end
> !
> interface FastEthernet0/20
> switchport access vlan 23
> switchport mode access
> switchport nonegotiate
> end
> !
> int vlan 21
> ip address 21.21.21.3 255.255.255.0
> !
> monitor session 2 source interface Fa0/13
> monitor session 2 destination interface Fa0/20
>
> So what I am trying to accomplish is... when sw1 pings sw3 int vlan21, sw3
> sends a copy of this traffic to sw4 on its fa0/20 port. However when I turn
> debug monitor all on sw3 and debug ip packet detail on sw4 on, I don't get
> any output. The ping in sw1 shows as successful.
>
> Is my verification method wrong? Am I missing something?
>
> Thanks in advance,
>
>
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