Thanks Phil. (and others who replied). I could swear when we first peered with these ISPs, we were seeing EF and AF31 coming from the VoIP carrier (SIP trunks and ATA/phones). Guess one of the ISPs noticed that somewhere along the way.
Chuck -----Original Message----- From: Phil Bedard [mailto:[email protected]] Sent: Tuesday, October 22, 2013 1:32 PM To: Chuck Church; [email protected] Subject: Re: [c-nsp] NSP remarking IP Prec/DSCP Net Neutrality means everyone gets marked as zero on ingress into the network. If you have a specific contract with the provider maybe things operate differently, but then you start getting into preferential treatment of traffic... No providers preserve incoming markings for normal Internet traffic, unless their routers are misconfigured. Phil On 10/22/13 12:22 PM, "Chuck Church" <[email protected]> wrote: >Anyone, > > > > Working on an issue with DSCP being set on a VoIP >provider 3 or 4 AS away and the packets showing up all default when >they reach our network. Really only thing coming in that isn't marked >is a tiny amount of Prec 7, which I suspect to be BGP itself. Before I >spend a bunch of time calling help desks, I'm wondering if this is a >common practice? I thought the Net Neutrality rules prevented such >practice. ISPs involved appear to be Time Warner, Windstream, Charter, >and Level 3. > > > >Thanks, > > > >Chuck > > > >_______________________________________________ >cisco-nsp mailing list [email protected] >https://puck.nether.net/mailman/listinfo/cisco-nsp >archive at http://puck.nether.net/pipermail/cisco-nsp/ _______________________________________________ cisco-nsp mailing list [email protected] https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/
