Will you be using video in the priority queue in this configuration?

-----Original Message-----
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Nick Griffin
Sent: Wednesday, March 05, 2008 5:46 PM
To: Dan Letkeman
Cc: [email protected]
Subject: Re: [c-nsp] QOS Configuration Help

I'm pretty certain you will not get output on this information based on the
qos works on these devices, specifically the 3560/3750. The best way to
check this stuff out from what I've seen on the CLI is "show mls qos
interface x/y statistics". This will give you an idea of the DSCP values
coming into and leaving the particular interface. Make sure your dscp/cos to
queue mappings are configured the way you want, ie what dscp value maps to
which queue. Priority queue on the 3560 is by default 1 on the 3560, not
sure on the 2960.

On Wed, Mar 5, 2008 at 4:32 PM, Dan Letkeman <[EMAIL PROTECTED]> wrote:

> Hello,
>
> I am in the process of configuring QOS for our video system.
> Currently I'm having trouble configuring our 2960's with srr queuing.
> I have not yet tackled the 3560's.
>
> Here is the config I'm working with, there are more 3560's and 2960's,
> but this should give an idea on how I have configured them:
>
> 3560:
>
> class-map match-any VIDEO
>  match access-group name POLYCOM
> !
> policy-map in
>  class VIDEO
>   set dscp af41
> !
> interface FastEthernet0/24
> description test trunk to 2960
> switchport trunk encapsulation dot1q
> switchport trunk native vlan 500
> switchport trunk allowed vlan 500
> switchport mode trunk
> srr-queue bandwidth share 10 10 60 20
> srr-queue bandwidth shape  10  0  0  0
> srr-queue bandwidth limit 20
> priority-queue out
> mls qos trust cos
> spanning-tree portfast
> !
> ip access-list extended POLYCOM
>  permit ip host 192.168.50.12 any
>
>
> 2960:
>
> class-map match-any VIDEO
>  match access-group name POLYCOM
> !
> policy-map in
>  class VIDEO
>   set precedence 4
> !
> interface FastEthernet0/1
>  description - Codec plugged in here
>  switchport access vlan 500
>  switchport mode access
>  ip access-group POLYCOM in
>  srr-queue bandwidth share 10 10 60 20
>  srr-queue bandwidth shape  10  0  0  0
>  auto qos voip trust
>  spanning-tree portfast trunk
>  service-policy input in
>
> interface FastEthernet0/24
>  description - trunk to 3560
>  switchport trunk native vlan 500
>  switchport trunk allowed vlan 500
>  switchport mode trunk
>  srr-queue bandwidth share 10 10 60 20
>  srr-queue bandwidth shape  10  0  0  0
>  srr-queue bandwidth limit 35
>  priority-queue out
>  auto qos voip trust
>  spanning-tree portfast trunk
>
> ip access-list extended POLYCOM
>  permit ip host 192.168.50.12 any
>
> I'm not exactly sure what is happening, but i'm not getting any hits
> on the acl's.  The Codec is 192.168.50.12, the trunk's are all
> working, and the network is working fine.
>
> Is there something i'm missing?
>
> Thanks,
> Dan.
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