It's not strictly UDP. I spoke with someone yesterday that was re-producing it with curl.
On Tue, May 14, 2019 at 2:04 AM Saku Ytti <s...@ytti.fi> wrote: > Can someone try to recreate the problem with TCP/5060. Or do iperf > test on equivalent ports with UDP+TCP, to determine if the problem is > related specifically to UDP. > > Most networks have some form of limits to even transit traffic, UDP is > most typical L4 to have policers. > > On Tue, 14 May 2019 at 00:12, Pete Rohrman <prohr...@stage2networks.com> > wrote: > > > > Dovid Bender, > > > > I'm seeing the same sort of thing. Polycom phones. Multiple > customers getting to me from Verizon in NYC area. I'm seeing phones > register for a while, then drop off, then I see them trying to re-reg > resulting in your 401 below. > > > > Call me. 212 497 8015. Let's look at this. > > > > Pete > > > > Pete Rohrman > > Stage2 Support > > 212 497 8000, Opt. 2 > > > > On 5/13/19 12:20 PM, Dovid Bender wrote: > > > > Thought of that. Customers have their own CPE's. So far the only thing > mutual here is that it's NTT -> VZ. Here is what I found so far looking at > two Polycom phones using non standard ports (e.g. not 5060) > > 1) PhoneA tries to register multiple extensions and for each request we > send a 401. We expect to get back a REGISTER request with a no-once but we > don't. This happens for a while and then magically it starts working. > > 2) PhoneB tries to register the time time as PhoneA and has no issues. > > > > At first I thought it was something possibly with the SIP call-ID but I > ruled that out since in the same SIP DIALOG it was not working then it > started. Also the seems to be per phone each phone is behind NAT and the > traffic is coming from a different NAT'd port. Seems like there is some > device in the middle that is randomly dropping traffic on specific sessions. > > > > > > > > > > > > On Mon, May 13, 2019 at 11:40 AM Brielle Bruns <br...@2mbit.com> wrote: > >> > >> On 5/13/2019 9:21 AM, Dovid Bender wrote: > >> > Hi, > >> > > >> > Over the last 48 hours we have been getting a lot of alerts of > customers > >> > phones losing registrations to us. All the complaints are coming from > >> > customers that are on VZ Fios in the NYC area. Anyone else see > anything > >> > strange going on? > >> > > >> > >> > >> While you are diagnosing, might check to make sure that the SIP ALG is > >> disabled on all of their routers too. > >> > >> > >> > >> -- > >> Brielle Bruns > >> The Summit Open Source Development Group > >> http://www.sosdg.org / http://www.ahbl.org > > > > -- > ++ytti >
