From: Hobbs (deadheadblues@gmail.com)
Date: Mon Dec 08 2008 - 19:06:50 ARST
Disregard the first question...I had a freakin' ACL on R2. So the test is
GOOD.
My question number 2 still remains...
thank you,
On Mon, Dec 8, 2008 at 2:04 PM, Hobbs <deadheadblues@gmail.com> wrote:
> Hello my friends,
>
> I have 2 questions regarding voice vlans:
>
> 1) Is it possible to test voice vlan by using subinterface and dot1q
> encapsulation on a router port:
>
> R1----SW1----SW2----R2
>
> R1 has a subinterface with "encap dot1q 2".
> SW1 has "voice vlan 2" on port to R1.
> Link SW1-SW2 is a trunk with all VLANs allowed.
> R2 is in vlan 2.
>
> R1's config:
>
> interface Ethernet0/0
> !
> interface Ethernet0/0.2
> encapsulation dot1Q 2
> ip address 139.1.2.101 255.255.255.0
>
> SW1:
>
> interface FastEthernet0/1
> switchport access vlan 11
> switchport mode access
> switchport voice vlan 2
> spanning-tree portfast
>
> Should R1 be able to ping R2 at 139.1.2.2 ? As of right now, I am not able
> to. When I debug icmp, packets from R2 reach R1, but packets from R1 never
> get to R2. Looks like SW1 is not sending packets from the voice vlan over
> its trunk to SW2.
>
> 2) What vlan # is used when you configure "switchport voice vlan dot1p"?
> How does the switch know when to send traffic TO this port on the voice
> vlan.
>
> thank you,
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