Checm if telco had crc enabled or not. If not turn off crc On Feb 15, 2012 12:45 PM, "Bharat Lalcheta" <bharatlalcheta at gmail.com> wrote: > Hii, > > I have 2 servers with dual core 3 GHz dual cpu with 2 GB RAM and having 2 > * TE410P digium, total 8 port for inbound calling. > > using asterisk-1.6.2.9, dahdi-2.5, libss7 SVN latest version > > Both server has same setup, 8 E1's with 2 Signalling channels from same > telco. > > follwoing is chan_dahdi.conf > > [channels] > group=0 > linkset = 1 > signalling = ss7 > ss7type = itu > ss7_called_nai=national > ss7_calling_nai=national > context=ivrs > pointcode = 2 > adjpointcode = XXXXX > defaultdpc = XXXXX > networkindicator=national > sigchan = 16 > cicbeginswith=1 > channel = 1-15 > cicbeginswith = 17 > channel = 17-31 > sigchan = 47 > cicbeginswith = 33 > channel = 32-46 > cicbeginswith = 49 > channel = 48-62 > cicbeginswith = 65 > channel = 63-93 > cicbeginswith = 97 > channel = 94-124 > cicbeginswith = 129 > channel = 125-155 > cicbeginswith = 161 > channel = 156-186 > cicbeginswith = 193 > channel = 187-217 > cicbeginswith = 225 > channel = 218-248 > following is the system.conf > > span=1,1,0,ccs,hdb3,crc4 > bchan=1-15,17-31 > mtp2=16 > span=2,2,0,ccs,hdb3,crc4 > bchan=32-46,48-62 > mtp2=47 > span=3,3,0,ccs,hdb3,crc4 > bchan=63-93 > span=4,4,0,ccs,hdb3,crc4 > bchan=94-124 > span=5,5,0,ccs,hdb3,crc4 > bchan=125-155 > span=6,6,0,ccs,hdb3,crc4 > bchan=156-186 > span=7,7,0,ccs,hdb3,crc4 > bchan=187-217 > span=8,8,0,ccs,hdb3,crc4 > bchan=218-248 > span=9,9,0,ccs,hdb3,crc4 > bchan=249-279 > span=10,10,0,ccs,hdb3,crc4 > bchan=280-310 > span=11,11,0,ccs,hdb3,crc4 > bchan=311-341 > span=12,12,0,ccs,hdb3,crc4 > bchan=342-372 > loadzone = in > defaultzone = in > > Now one server working fine with 8 E1s in regular or heavy traffic of > inbound. > > But in second server, its giving following warning at every 8-10 minutes > [Feb 15 12:04:52] WARNING[13950] chan_dahdi.c: MTP2 link down (SLC 1) > [Feb 15 12:04:52] WARNING[13950] chan_dahdi.c: MTP2 link down (SLC 0) > Also when traffic is high, i.e. more than 220-230 calls, suddenly all > calls get disconnected at same time. No other warning or error at that > time, only above MTP2 link down message there. No flactuation in E1 media > at my side or telco side. > > Please guide me to solve above problem. > > > Bharat Lalcheta > > -- > _____________________________________________________________________ > -- Bandwidth and Colocation Provided by http://www.api-digital.com -- > > asterisk-ss7 mailing list > To UNSUBSCRIBE or update options visit: > http://lists.digium.com/mailman/listinfo/asterisk-ss7 > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.digium.com/pipermail/asterisk-ss7/attachments/20120215/a58d28a7/attachment.htm>
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