Re: Voice port config difference

From: WorkerBee (ciscobee@gmail.com)
Date: Tue Jan 08 2008 - 10:32:30 ARST


Thanks Joseph,

What Shiran said make sense here.

Both config works on 3560 for the voice ports.

On Jan 8, 2008 7:29 PM, Joseph Saad <joseph.samir.saad@gmail.com> wrote:
> As per DocCD, at
> http://www.cisco.com/univercd/cc/td/doc/product/lan/cat3560/12240se/scg/swvoip.htm
>
>
>
> From the 3560 Config guide, Note Voice VLAN is only supported on access
> ports and not on trunk ports, even though the configuration is allowed.
>
>
> It may work, but it is not supported to configure a voice VLAN on a trunk
> port.
>
> and
>
>
> http://www.cisco.com/en/US/docs/switches/lan/catalyst3550/software/release/12.2_25_see/configuration/guide/swvoip.htmlFrom
> the 3550 config guide,"You should configure voice VLAN on switch access
> ports."
>
> Regards,
> Joseph.
>
> On Jan 7, 2008 5:43 PM, WorkerBee <ciscobee@gmail.com> wrote:
> >
> >
> >
> > Which one is more preferred? I have tested both and it works.
> > The only difference for F0/2, it runs extra STP VLAN 1 instance.
> >
> > It seems that F0/1 is less CPU intensive due to lack of DTP, STP VLAN 1,
> > faster L2 convergence since it is static port.
> >
> > Any comments?
> >
> > Requirement
> > =========
> > Data : Vlan 10
> > Voice : Vlan 110
> >
> >
> > interface FastEthernet0/1
> > switchport access vlan 10
> > switchport mode access
> > switchport voice vlan 110
> > spanning-tree portfast
> > end
> >
> >
> > interface FastEthernet0/2
> > switchport trunk encapsulation dot1q
> > switchport trunk native vlan 10
> > switchport mode trunk
> > switchport voice vlan 110
> > spanning-tree portfast
> > end
> >
> >
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