Yes, it is may be effect of microburst in our network or in link between our ISP and TV carrier.Thank you.
> Date: Mon, 25 Jan 2016 18:23:54 +0200 > Subject: Re: Multicast stream monitoring tools > From: s...@ytti.fi > To: mkai...@outlook.com > CC: nanog@nanog.org > > On 25 January 2016 at 10:48, Murat Kaipov <mkai...@outlook.com> wrote: > > Hey, > > > Hello folks!We have an issue with some multicast streams. For some reason > > picture is very unstable in evening, during internet usage peak times. We > > have had monitor our links and uplinks and there wasn't any > > oversubscribtion. I looking for usefull multicast stream monitoring tool > > now. Any suggestion?Thank you! > > How are you monitoring this for oversub? SNMP graphs for pps/bps are > not useful nor his looking at CLI pps/bps counters. You should monitor > if there are queue drops on egress. If possible also monitor queue > length, but not all platforms offer this information. > My friend Occam says you're probably dropping packets. > > You could also subscribe to the stream with monitoring PC which runs > something like this https://github.com/tarko/CCmon > > -- > ++ytti
