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<div><br></div><div>Hi, EveryBody.</div><div><br></div><div>I have some problems with a MFCR2 Protocol and Colombian TELCO. Some calls hungup or after answer the operator and other calls reamin silent.</div><div><br></div><div>The main problems are:</div><div>1. The channels are swithching between "Zap alarm" and "Far en ublocked on chan.."</div><div>2. Protocol Error, INVALID CAS</div><div>3. Protocol Error... <span style="font-size: 10pt; "> Invalid Multi Frequency Tone</span></div><div><br></div><div>I need your help to fix it, I teste itu, ar, br variants and the issue didnt fix. Please any advice will be ready for testing</div><div><br></div><div><br></div><u>System Details:</u><div>A102 Sangoma <br><div>MFC.R2 Variant: CO</div><div>Asterisk-1.4.32</div><div>dahdi-linux-2.5.0.2</div><div>dahdi-tools-2.5.0.2</div><div>openr2-1.3.2</div><div>Openr2-asterisk-1.4.32-p1.patch</div><div>wanpipe-3.5.24<br class="Apple-interchange-newline"><div><br></div><div>Diego Pinzon</div><div><br></div><div>Log:</div><div><br></div><div><div>Jan 19 23:46:23] NOTICE[8636] cdr.c: CDR simple logging enabled.</div><div>[Jan 19 23:46:23] NOTICE[8636] loader.c: 146 modules will be loaded.</div><div>[Jan 19 23:46:23] WARNING[8636] res_smdi.c: No SMDI interfaces are available to listen on, not starting SMDI listener.</div><div>[Jan 19 23:46:23] ERROR[8636] codec_dahdi.c: Failed to open /dev/dahdi/transcode: No such file or directory</div><div>[Jan 19 23:46:23] NOTICE[8654] chan_dahdi.c: Far end unblocked on chan 32</div><div>[Jan 19 23:46:23] NOTICE[8654] chan_dahdi.c: Far end unblocked on chan 33</div><div>[Jan 19 23:46:23] NOTICE[8654] chan_dahdi.c: Far end unblocked on chan 34</div></div><div>....</div><div><br></div><div><div>--------------------------------------------------------------------------------- RED ALARM .........................</div><div>[Jan 20 00:08:00] WARNING[8652] chan_dahdi.c: Detected alarm on channel 1: Red Alarm</div><div>[Jan 20 00:08:00] WARNING[8652] chan_dahdi.c: Zap alarm on chan 1.</div><div><span style="font-size: 10pt; ">....</span></div></div><div><div>[Jan 20 00:08:00] WARNING[8653] chan_dahdi.c: Zap alarm on chan 31.</div><div>[Jan 20 00:08:00] WARNING[8652] chan_dahdi.c: Detected alarm on channel 5: Red Alarm</div></div><div><br></div><div>..................................................................................................... PROTOCOL ERROR ........................</div><div><br></div><div><div>[Jan 20 00:28:10] NOTICE[8653] chan_dahdi.c: Alarm cleared on channel 31</div><div>[Jan 20 00:28:10] WARNING[8653] chan_dahdi.c: Zap alarm on chan 31.</div><div>[Jan 20 00:34:04] ERROR[8652] chan_dahdi.c: Chan 1 - Protocol error. Reason = Invalid CAS, R2 State = Idle, MF state = MF Engine Off, MF Group = No Group, CAS = 0x04</div><div>DNIS = , ANI = , MF = 0x20</div><div>[Jan 20 00:34:04] ERROR[8652] chan_dahdi.c: MFC/R2 protocol error on chan 1: Invalid CAS</div><div>[Jan 20 00:34:04] ERROR[8652] chan_dahdi.c: Chan 2 - Protocol error. Reason = Invalid CAS, R2 State = Idle, MF state = MF Engine Off, MF Group = No Group, CAS = 0x04</div><div>DNIS = , ANI = , MF = 0x20</div><div>[Jan 20 00:34:04] ERROR[8652] chan_dahdi.c: MFC/R2 protocol error on chan 2: Invalid CAS</div><div>[Jan 20 00:34:04] ERROR[8652] chan_dahdi.c: Chan 3 - Protocol error. Reason = Invalid CAS, R2 State = Idle, MF state = MF Engine Off, MF Group = No Group, CAS = 0x04</div><div>DNIS = , ANI = , MF = 0x20</div><div>[Jan 20 00:34:04] ERROR[8652] chan_dahdi.c: MFC/R2 protocol error on chan 3: Invalid CAS</div><div>[Jan 20 00:34:04] NOTICE[8652] chan_dahdi.c: Far end blocked on chan 4</div></div><div><br></div><div><div>..................................................................................................... PROTOCOL ERROR ........................</div></div><div><br></div><div><div><span style="font-size: 10pt; ">[Jan 20 03:45:21] ERROR[11754] chan_dahdi.c: Chan 32 - Protocol error. Reason = Invalid Multi Frequency Tone, R2 State = Seize ACK Received, MF state = Category Transmitted, MF Group = Forward Group II, CAS = 0x0C</span></div><div>DNIS = 5848484, ANI = 55702714, MF = 0x33</div><div>[Jan 20 03:45:21] ERROR[11754] chan_dahdi.c: MFC/R2 protocol error on chan 32: Invalid Multi Frequency Tone</div><div>[Jan 20 03:45:21] WARNING[11754] app_dial.c: Unable to forward voice or dtmf</div><div>[Jan 20 03:45:21] ERROR[11754] chan_dahdi.c: Chan 32 - Trying to dial out in a non-idle channel (cas=0x0C)</div><div>[Jan 20 03:45:21] ERROR[11754] chan_dahdi.c: unable to make new MFC/R2 call!</div><div>[Jan 20 03:45:21] NOTICE[8654] chan_dahdi.c: Far end unblocked on chan 32</div><div>[Jan 20 03:59:43] WARNING[8652] chan_dahdi.c: Detected alarm on channel 1: Red Alarm</div></div><div><br></div><div><br></div><div>......................................................................................................................................................................</div></div></div><div>chan_dahdi.conf</div><div><br></div><div><div><br></div><div>[channels]</div><div>context=default</div><div>usecallerid=yes</div><div>hidecallerid=no</div><div>callwaiting=yes</div><div>usecallingpres=yes</div><div>callwaitingcallerid=yes</div><div>threewaycalling=yes</div><div>transfer=yes</div><div>canpark=yes</div><div>cancallforward=yes</div><div>callreturn=yes</div><div>echocancel=no</div><div>echocancelwhenbridged=no</div><div>relaxdtmf=yes</div><div>rxgain=0.0</div><div>txgain=0.0</div><div>group=1</div><div>callgroup=1</div><div>pickupgroup=1</div><div>immediate=no</div><div>;Sangoma A102 port 1 [slot:10 bus:1 span:1] <wanpipe1></div><div><br></div><div>signalling=mfcr2</div><div>mfcr2_variant=co</div><div>mfcr2_get_ani_first=yes</div><div><span style="font-size: 10pt; ">mfcr2_max_ani=10</span></div><div>mfcr2_max_dnis=7</div><div>mfcr2_category=national_subscriber</div><div>mfcr2_mfback_timeout=-1</div><div>mfcr2_metering_pulse_timeout=-1</div><div><span style="font-size: 10pt; ">mfcr2_logdir=log</span></div><div>mfcr2_logging=all</div><div><br></div><div>context=from-pstn</div><div><span style="font-size: 10pt; ">switchtype=euroisdn</span></div><div>group=0</div><div>faxdetect=incoming</div><div>signalling=mfcr2</div><div>channel => 1-15,17-31</div><div><br></div><div>;Sangoma A102 port 2 [slot:10 bus:1 span:2] <wanpipe2></div><div>switchtype=euroisdn</div><div>context=from-pbx</div><div>group=1</div><div>faxdetect=incoming</div><div>signalling=mfcr2</div><div>mfcr2_variant=co</div><div>mfcr2_max_ani=10</div><div>mfcr2_max_dnis=7</div><div>mfcr2_category=national_subscriber</div><div>mfcr2_mfback_timeout=-1</div><div>mfcr2_metering_pulse_timeout=-1</div><div><span style="font-size: 10pt; ">mfcr2_logdir=log</span></div><div>mfcr2_logging=all</div><div><span style="font-size: 10pt; ">channel => 32-46,48-62</span></div></div><div><br></div><div><br></div><div>...............................................................................</div><div>system.conf</div><div><br></div><div><div>loadzone=us</div><div>defaultzone=us</div><div><br></div><div>#Sangoma A102 port 1 [slot:10 bus:1 span:1] <wanpipe1></div><div>span=1,1,0,cas,hdb3</div><div>cas=1-15:1101</div><div>dchan=16</div><div>cas=17-31:1101</div><div><br></div><div>#Sangoma A102 port 2 [slot:10 bus:1 span:2] <wanpipe2></div><div>span=2,0,0,cas,hdb3</div><div>cas=32-46:1101</div><div>dchan=47</div><div>cas=48-62:1101</div></div><div><br></div><div><br></div> </div></body>
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