A policy-map simply meant to roll counters or (better) NetFlow come to mind.
Cheers, Paolo On Sun, May 16, 2010 at 08:50:44AM -0600, Nick Voth wrote: > Hello folks, > > Here's the situation. I have a number of customers who are using XO > Communications for T1 DIA access. These customers are also VoIP customers of > ours and their VoIP (SIP) traffic all aggregates through a session border > controller in our network. All inbound and outbound VoIP goes through these > session border controllers. > > Their SIP traffic traverses the XO network and to a peering point with us. > We have set up QoS rules on the customer's CPE equipment, (Cisco 1800 series > routers), so that their outbound VoIP traffic is prioritized in to a > priority queue. That works fine. > > XO has just released a product that will allow for priority queuing on the > network switch that is closest to the customer. It marks the traffic with > DSCP value of 46, (ef), and puts this designated traffic in a priority queue > pointing towards the end user. In theory, this should help prioritize the > VoIP traffic from both ends of the customer's T1. > > Nice in concept, but here's the question. Without having direct packet > capture capabilities in a customer's network, is there any way in the Cisco > IOS to see if the incoming VoIP packets really do have the express > forwarding bit set? > > On the outbound side from the customer that's easy, but I don't know how to > verify that XO is really doing what they say without actually seeing the > packets in something like Wireshark. > > Thanks for any advice. > > -Nick Voth _______________________________________________ cisco-nsp mailing list [email protected] https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/
