[c-nsp] Using SET commands in policy maps (LLQ)

[Marko Milivojevic]

It would be incredibly useful to know what platform this is and the actual 
interface and policy map configurations.


John Neiberger wrote:
> I have a policy map configured for LLQ and it has a "set" statement in
> each class. However, this does not appear to be working.
> 
> Match: access-group 140
>        1681300 packets, 1137370160 bytes
>        30 second rate 0 bps
>      Queueing
>        Output Queue: Conversation 265
>        Bandwidth 400 (kbps) Max Threshold 64 (packets)
>        (pkts matched/bytes matched) 115626/79284247
>        (depth/total drops/no-buffer drops) 0/0/0
>      QoS Set
>        precedence 4
>          Packets marked 0
> 
> As you can see, it is configured to mark packets with an IP precedence
> of four. However, none are being marked. This never really occurred to
> me before, but do "set" statements within policy maps only apply when
> the QoS mechanism is active during congestion?
> 
> I guess that would make some sense. I just assumed that it worked like
> a route map. If I want these packets to always be marked as IP
> precedence four even when the interface isn't congested, do I need to
> use a route map instead?
> 
> Thanks,
> John
> 
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