[c-nsp] question about rspan sessions

Tim Stevenson tstevens at cisco.com
Sun Aug 29 10:43:24 EDT 2004


That is correct; although, it is also possible for an rspan source & rspan 
dest session to exist on a single switch.

Tim

<ps: sorry all, forgot to change the subject line... :( >

At 05:21 AM 8/29/2004, ovidiu declared:
>hi. thank you for the answer. correct me if I am wrong:
>RSPAN source session is the session between the source port or source vlan
>and the RSPAN VLAN (this sessions being located on the source switch)
>and RSPAN destinatination session is the session between the RSPAN VLAN and
>the destination interface (this session being located on the destination
>switch ) ?
>
>
>
>----- Original Message -----
>From: "Tim Stevenson" <tstevens at cisco.com>
>To: <cisco-nsp at puck.nether.net>; <cisco-nsp at puck.nether.net>
>Sent: Sunday, August 29, 2004 3:11 AM
>Subject: [c-nsp] Re: cisco-nsp Digest, Vol 21, Issue 96
>
>
> > This is an RSPAN source session:
> > monitor 1 source vlan 10
> > monitor 1 destination remote vlan 100
> >
> > Where VLAN 100 is your RSPAN VLAN.
> >
> > This is an RSPAN destination session:
> > monitor session 2 source remote vlan 100
> > monitor session 2 destination int gig 1/1
> >
> > This is shown in the show monitor output:
> >
> > tstevens-6506#sh mon
> > Session 1
> > ---------
> > Type                   : Remote Source Session <<<<<<< HERE
> > Source VLANs           :
> >      Both               : 10
> > Destination RSPAN VLAN : 100
> >
> > Session 2
> > ---------
> > Type                   : Remote Destination Session <<<< & HERE
> > Source RSPAN VLAN      : 100
> > Destination Ports      : Gi1/1
> >
> > tstevens-6506#
> >
> > There are limits to each type of session, dependent on the Sup version and
> > also whether running IOS or CatOS, as shown in the docs.
> >
> > Tim
> >
> >
> >
> > At 09:00 AM 8/28/2004, cisco-nsp-request at puck.nether.net declared:
> > >Message: 8
> > >Date: Sat, 28 Aug 2004 12:29:41 +0300
> > >From: "ovidiu neghina" <ovidiu at ipnet.ro>
> > >Subject: Re: [c-nsp] question about rspan  sessions
> > >To: <cisco-nsp at puck.nether.net>
> > >Message-ID: <003a01c48ce1$8c317c00$330c060a at shiko>
> > >
> > >thank you for the quick answer.
> > >i understood what a destination, source and reflector port is.
> > >but i am not clear with the terms: "destination session" and "source
> > >session" and the limitations for them :
> > >
> > >RSPAN source sessions have one destination per session with an RSPAN
> > >VLAN associated for that session.
> > >Each RSPAN destination session has one or more destination interfaces
> > >for each RSPAN VLAN that they support.
> >
> >
> >
> > Tim Stevenson, tstevens at cisco.com
> > Routing & Switching CCIE #5561
> > Technical Marketing Engineer, Catalyst 6500
> > Cisco Systems, http://www.cisco.com
> > IP Phone: 408-526-6759
> > ********************************************************
> > The contents of this message may be *Cisco Confidential*
> > and are intended for the specified recipients only.
> >
> > _______________________________________________
> > cisco-nsp mailing list  cisco-nsp at puck.nether.net
> > https://puck.nether.net/mailman/listinfo/cisco-nsp
> > archive at http://puck.nether.net/pipermail/cisco-nsp/
> >



Tim Stevenson, tstevens at cisco.com
Routing & Switching CCIE #5561
Technical Marketing Engineer, Catalyst 6500
Cisco Systems, http://www.cisco.com
IP Phone: 408-526-6759
********************************************************
The contents of this message may be *Cisco Confidential*
and are intended for the specified recipients only.



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