From: Venkatesh Palani (kvpalani@gmail.com)
Date: Thu Mar 23 2006 - 08:33:24 GMT-3
Hi Henk,
Thanks a lot for your reply, it surely helps me a lot, I am planning to do
PVST as I want to split traffic between two MAN connections.
Thank you,
venkatesh
On 3/23/06, Henk de Tombe <henk.de.tombe@qi.nl> wrote:
>
> Hi Venkatesh,
>
> Do you mean 802.1D With STP? It will work just fine, the only thing you
> have
> to take care of is the native VLAN behaviour of both devices.
>
> Foundry tags all VLANS, cisco switch can be configured to tag (vlan dot1q
> tag native) native vlan or not. So the native VLAN on the cisco doesn't
> make
> it throughout the foundry network. You can either tag the native vlan on
> the
> cisco, OR.....
>
> You can enable dual-mode port config on the foundry's interface to the
> cisco, see example below
>
> Vlan 10
> Tag eth 1
> !
> Vlan 11
> Tag eth 1
> !
> Int e 1
> Dual-mode 10
>
>
> With this configuration you tell the foundry to accept tagged and untagged
> ports on ethernet 1.
>
>
> One option regarding STP you have to look out for is the command
> "pvst-mode"
> under the interface:
>
>
>
http://www.foundrynet.com/services/documentation/srcli/Interface_cmds.html#w
> p126004
>
> Per default the foundry reverts to cisco PVST BPDU when it receives one.
> If
> you already know that PVST will be "offered" to the foundry just hard-code
> it in, you never know!
>
> Regards,
> Henk
>
>
> Met vriendelijke groet,
>
> Q&I
>
> Henk de Tombe
> Network Engineer
> Q&I NEDERLAND BV
> Delftech Park 35 - 37
> P.O. Box 402 - 2600 AK DELFT
> Phone [+31] 15-8880444 - Fax [+31] 15-8880445
> info@qi.nl - www.qi.nl
>
> Bezoek Q&I op de Intertraffic in de RAI te Amsterdam op 4 tm 7 april 2006
> -----Oorspronkelijk bericht-----
> Van: nobody@groupstudy.com [mailto:nobody@groupstudy.com] Namens Venkatesh
> Palani
> Verzonden: donderdag 23 maart 2006 10:45
> Aan: CCIE LAB
> Onderwerp: OT: SPT between CISCO and FOUNDRY
>
> Hi Guys,
>
> I wonder if you guys have come across any starnge behavior/issues when
> running SPT between Cisco and Foundry devices. I am about to deploy few
> cisco 6500 switches into a pure foundry network that runs STP and so
> trying
> to get prepared for any unexpected surprises :-).
>
> Thank you,
> Venkatesh
>
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