[c-nsp] QoS on LNS virtual-template

Clue Store cluestore at gmail.com
Mon Nov 30 16:42:14 EST 2009


Sorry, should have included the importants as well.

Im running a little older code 12.3 mainline on NPE-G1. Gonna check to see
if this is a bug or not a feature, which I also read in another thread.

Clue

On Mon, Nov 30, 2009 at 3:37 PM, Reuben Farrelly
<reuben-cisco-nsp at reub.net>wrote:

> Hi,
>
> What version of code are you running?
>
> I have found 12.4 mainline worked ok, but somewhere along the 12.4T series
> and including 15.0(M) I cannot apply any QoS policies to Virtual-Access
> interfaces - policies just don't apply.  I have a TAC case open for this
> now...
>
> Reuben
>
>
> Clue Store wrote:
>
>>  Hi All,
>>
>> I went through the archives and couldn't find specifically what I was
>> looking for and of course, most of the Cisco links are broken now, but I
>> noticed that QoS is applied to my virtual-template interface in my config,
>> but when I do a "show policy-map interface virtual-access xx", I get
>> nothing
>> as if the policy wasn't inhereted. When I look at my policy-maps, I also
>> noticed that I do not have parent/child policies configured (which I am to
>> understand how you have to configure QoS like this on this type of
>> interface). Here's an example of what I have on our LNS boxes....
>>
>> First question, do I need a child/parent policy to attach the
>> service-policy
>> to the virtual-template?
>>
>> Second question, do I need to have the "qos pre-classify" command on the
>> virtual-template??
>>
>> Third question, does anyone see anything wrong with the way this is
>> configured??
>>
>>
>>
>> class-map match-all VOIP
>>  match access-group name VoicePorts
>>  match ip rtp 16384 16383
>>  match ip dscp ef
>>
>>
>> policy-map DSL
>>  class VOIP
>>   priority percent 75
>>  class class-default
>>   fair-queue
>>   random-detect
>>
>>
>> interface Virtual-Template2
>>  mtu 1460
>>  ip unnumbered Loopback2
>>  service-policy output DSL
>>  ip route-cache flow
>>  ip tcp adjust-mss 1420
>>  ip policy route-map clear-df
>>  qos pre-classify
>>  peer default ip address dhcp
>>  ppp authentication pap
>>  ppp ipcp mask 255.255.255.0
>>  ppp ipcp address accept
>>
>> ip access-list extended VoicePorts
>>  permit udp host x.x.x.x range 22026 62025 any
>>  permit udp host x.x.x.x range 22026 62025 any
>>
>>
>> TIA,
>> Clue
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>


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