[cisco-voip] Voice VLANs and Multiple Switches ?

[Ben Story]

That sounds correct, but I haven't had a chance to work with the Cisco
wireless controller architecture much yet.

On Tue, Dec 9, 2008 at 11:59 AM, Jason Aarons (US) <
jason.aarons at us.didata.com> wrote:

>  I'm seeing Cisco Advanced Services set the access layer 3750s to trunking
> but the native vlan is routed and wireless vlan trunked.  The CUWN/LWAP
> access point vlan is the only thing going out to all access layer 3750s from
> distribution 6500s.  I assume this allows fast secure wireless roaming.
>
>
>
> In short each closet has its own data/voice vlans, but a common vlan across
> all switches for 1252 Access Points.
>
>
>
> *From:* cisco-voip-bounces at puck.nether.net [mailto:
> cisco-voip-bounces at puck.nether.net] *On Behalf Of *Ben Story
> *Sent:* Tuesday, December 09, 2008 11:21 AM
> *To:* Dane
> *Cc:* cisco-voip at puck.nether.net
> *Subject:* Re: [cisco-voip] Voice VLANs and Multiple Switches ?
>
>
>
> You are correct in your notion that Cisco recommends a best practice to not
> span VLANs between multiple switches (unless those switches are acting a
> stackwise stack like the 3750 or 3750-E).  I believe you can find this
> recommendation in the Campus Network for High Availability SRND at
> http://www.cisco.com/en/US/docs/solutions/Enterprise/Campus/HA_campus_DG/hacampusdg.htmlamid the Spanning Tree recommendations.
>
> On Tue, Dec 9, 2008 at 10:16 AM, Dane <dane at pktloss.net> wrote:
>
> Someone correct me if I am wrong please, but I have always been under
> the perception that when it comes to voice vlans (actually any vlan
> really) that Cisco recommends as a best practice to keep vlans from
> spanning multiple switches?
>
> For instance, say you have a building with four access switches
> dispersed throughout.  Isn't the best practice to maintain a seperate
> voice and data vlan per access switch?  So I should four data and four
> voice vlans in this example.
>
> Simply looking to determine if it is in fact Cisco best practice.
> Anyone happen to have anything from Cisco to confirm or deny this?
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>
>
>
>
> --
> Ben Story CCSP, CCDA
>
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-- 
Ben Story CCSP, CCDA
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