<b>Dear All: </b><div><b> I have a Siemens SDE connected to an Asterisk, but bits are changing all the time. What could be happening? I am attaching versions, configuration files and logs. Any help is very welcome. Thanks in advance.</b></div>
<div><br></div><div><p class="MsoNormal"><span lang="ES-AR"><i>Debian
Squeeze 2.6.32-5-amd64</i></span></p>
<p class="MsoNormal"><span lang="ES-AR"><i>DAHDI Version:
2.5.0.2</i></span></p>
<p class="MsoNormal"><span lang="ES-AR"><i>Asterisk
1.6.2.20</i></span></p>
<p class="MsoNormal"><i><span lang="ES-AR">Digium </span>TE122 </i></p>
<p class="MsoNormal"><i>openr2-1.3.2</i></p><p class="MsoNormal"><i><br></i></p>
<p class="MsoNormal">####system.conf#####</p>
<p class="MsoNormal">[channels]</p>
<p class="MsoNormal">echocancel = yes</p>
<p class="MsoNormal">;echocancelwhenbridged = no</p>
<p class="MsoNormal">echotraining=yes</p>
<p class="MsoNormal">usecallingpres=yes</p>
<p class="MsoNormal">rxgain = 0.0</p>
<p class="MsoNormal">txgain = 0.0</p>
<p class="MsoNormal"> </p>
<p class="MsoNormal"> </p>
<p class="MsoNormal">## This file should be placed at /etc/dahdi/system.conf</p>
<p class="MsoNormal"># MFC/R2 requires CAS signaling</p>
<p class="MsoNormal"># channel 16 is required to transmit ABCD bits so is not
used for voice</p>
<p class="MsoNormal"><span lang="ES-AR">span=1,1,0,cas,hdb3</span></p>
<p class="MsoNormal"><span lang="ES-AR">cas=1-15:1101</span></p>
<p class="MsoNormal"><span lang="ES-AR">cas=17-31:1101</span></p>
<p class="MsoNormal">loadzone=ar</p>
<p class="MsoNormal">defaultzone=ar</p>
<p class="MsoNormal"> </p>
<p class="MsoNormal">####chan_dahdi.conf####</p>
<p class="MsoNormal">signalling = mfcr2</p>
<p class="MsoNormal">mfcr2_variant = ar</p>
<p class="MsoNormal">mfcr2_get_ani_first=yes</p>
<p class="MsoNormal">mfcr2_max_ani = 10</p>
<p class="MsoNormal">mfcr2_category = national_subscriber</p>
<p class="MsoNormal">mfcr2_logdir=span1</p>
<p class="MsoNormal">mfcr2_logging=all</p>
<p class="MsoNormal">;mfcr2_mfback_timeout=5000</p>
<p class="MsoNormal">mfcr2_allow_collect_calls=no</p>
<p class="MsoNormal">mfcr2_double_answer=no</p>
<p class="MsoNormal">mfcr2_immediate_accept=no</p>
<p class="MsoNormal">mfcr2_advanced_protocol_file = /etc/asterisk/r2proto.conf</p>
<p class="MsoNormal"><span lang="ES-AR">mfcr2_forced_release=yes
;cambié para ver si se va el error "clear fo"</span></p>
<p class="MsoNormal">mfcr2_charge_calls=yes</p>
<p class="MsoNormal">mfcr2_max_dnis = 6</p>
<p class="MsoNormal"> </p>
<p class="MsoNormal">group=1</p>
<p class="MsoNormal">context=mfcr2-incoming</p>
<p class="MsoNormal">channel=>1-15</p>
<p class="MsoNormal"> </p>
<p class="MsoNormal">group=2</p>
<p class="MsoNormal">context=mfcr2-outgoing</p>
<p class="MsoNormal"><span lang="ES-AR">channel=>17-31</span></p>
<p class="MsoNormal"><span lang="ES-AR"> </span></p>
<p class="MsoNormal"><span lang="ES-AR"> </span></p>
<p class="MsoNormal"><span lang="ES-AR"> </span></p>
<p class="MsoNormal"><span lang="ES-AR"><font class="Apple-style-span" face="'courier new', monospace">-----------Debug when E1 is comming up------------</font></span></p>
<p class="MsoNormal"><span lang="ES-AR"><font class="Apple-style-span" face="'courier new', monospace"> </font></span></p>
<p class="MsoNormal"><span lang="ES-AR"><font class="Apple-style-span" face="'courier new', monospace"> </font></span></p>
<p class="MsoNormal"><font class="Apple-style-span" face="'courier new', monospace">[0K[ 12:43:09] [1;32mDEBUG [0m[27956]:
[1;37mchan_dahdi.c [0m: [1;37m2011 [0m [1;37mdahdi_r2_write_log [0m: Chan
1 - Bits changed from 0x08 to 0x0C</font></p>
<p class="MsoNormal"><font class="Apple-style-span" face="'courier new', monospace">[ 12:43:09] [1;32mDEBUG [0m[27956]:
[1;37mchan_dahdi.c [0m: [1;37m2011 [0m [1;37mdahdi_r2_write_log [0m: Chan
1 - CAS Rx << [BLOCK] 0x0C</font></p>
<p class="MsoNormal"><font class="Apple-style-span" face="'courier new', monospace">[ 12:43:09] [1;33mNOTICE [0m[27956]:
[1;37mchan_dahdi.c [0m: [1;37m2026 [0m [1;37mdahdi_r2_on_line_blocked
[0m: Far end blocked on chan 1</font></p>
<p class="MsoNormal"><font class="Apple-style-span" face="'courier new', monospace"> </font></p>
<p class="MsoNormal"><font class="Apple-style-span" face="'courier new', monospace"> </font></p>
<p class="MsoNormal"><font class="Apple-style-span" face="'courier new', monospace">[0K[ 12:43:09] [1;32mDEBUG [0m[27956]:
[1;37mchan_dahdi.c [0m: [1;37m2011 [0m [1;37mdahdi_r2_write_log [0m: Chan
2 - Bits changed from 0x08 to 0x0C</font></p>
<p class="MsoNormal"><font class="Apple-style-span" face="'courier new', monospace">[ 12:43:09] [1;32mDEBUG [0m[27956]:
[1;37mchan_dahdi.c [0m: [1;37m2011 [0m [1;37mdahdi_r2_write_log [0m: Chan
2 - CAS Rx << [BLOCK] 0x0C</font></p>
<p class="MsoNormal"><font class="Apple-style-span" face="'courier new', monospace">[ 12:43:09] [1;33mNOTICE [0m[27956]:
[1;37mchan_dahdi.c [0m: [1;37m2026 [0m [1;37mdahdi_r2_on_line_blocked
[0m: Far end blocked on chan 2</font></p>
<p class="MsoNormal"><font class="Apple-style-span" face="'courier new', monospace"> </font></p>
<p class="MsoNormal"><font class="Apple-style-span" face="'courier new', monospace">[0K[ 12:43:09] [1;32mDEBUG [0m[27956]:
[1;37mchan_dahdi.c [0m: [1;37m2011 [0m [1;37mdahdi_r2_write_log [0m: Chan
3 - Bits changed from 0x08 to 0x0C</font></p>
<p class="MsoNormal"><font class="Apple-style-span" face="'courier new', monospace">[ 12:43:09] [1;32mDEBUG [0m[27956]:
[1;37mchan_dahdi.c [0m: [1;37m2011 [0m [1;37mdahdi_r2_write_log [0m: Chan
3 - CAS Rx << [BLOCK] 0x0C</font></p>
<p class="MsoNormal"><font class="Apple-style-span" face="'courier new', monospace">[ 12:43:09] [1;33mNOTICE [0m[27956]:
[1;37mchan_dahdi.c [0m: [1;37m2026 [0m [1;37mdahdi_r2_on_line_blocked
[0m: Far end blocked on chan 3</font></p>
<p class="MsoNormal"><font class="Apple-style-span" face="'courier new', monospace"> </font></p>
<p class="MsoNormal"><font class="Apple-style-span" face="'courier new', monospace"> </font></p>
<p class="MsoNormal"><font class="Apple-style-span" face="'courier new', monospace">[0K[ 12:43:09] [1;32mDEBUG [0m[27956]:
[1;37mchan_dahdi.c [0m: [1;37m2011 [0m [1;37mdahdi_r2_write_log [0m: Chan
4 - Bits changed from 0x08 to 0x0C</font></p>
<p class="MsoNormal"><font class="Apple-style-span" face="'courier new', monospace">[ 12:43:09] [1;32mDEBUG [0m[27956]:
[1;37mchan_dahdi.c [0m: [1;37m2011 [0m [1;37mdahdi_r2_write_log [0m: Chan
4 - CAS Rx << [BLOCK] 0x0C</font></p>
<p class="MsoNormal"><font class="Apple-style-span" face="'courier new', monospace">[ 12:43:09] [1;33mNOTICE [0m[27956]:
[1;37mchan_dahdi.c [0m: [1;37m2026 [0m [1;37mdahdi_r2_on_line_blocked
[0m: Far end blocked on chan 4</font></p>
<p class="MsoNormal"><font class="Apple-style-span" face="'courier new', monospace"> </font></p>
<p class="MsoNormal"><font class="Apple-style-span" face="'courier new', monospace">[0K[ 12:43:09] [1;32mDEBUG [0m[27956]:
[1;37mchan_dahdi.c [0m: [1;37m2011 [0m [1;37mdahdi_r2_write_log [0m: Chan
1 - Bits changed from 0x0C to 0x08</font></p>
<p class="MsoNormal"><font class="Apple-style-span" face="'courier new', monospace">[ 12:43:09] [1;32mDEBUG [0m[27956]:
[1;37mchan_dahdi.c [0m: [1;37m2011 [0m [1;37mdahdi_r2_write_log [0m: Chan
1 - CAS Rx << [IDLE] 0x08</font></p>
<p class="MsoNormal"><font class="Apple-style-span" face="'courier new', monospace">[ 12:43:09] [1;33mNOTICE [0m[27956]:
[1;37mchan_dahdi.c [0m: [1;37m2035 [0m [1;37mdahdi_r2_on_line_idle [0m:
Far end unblocked on chan 1</font></p>
<p class="MsoNormal"><font class="Apple-style-span" face="'courier new', monospace"> </font></p>
<p class="MsoNormal"><font class="Apple-style-span" face="'courier new', monospace">[0K[ 12:43:09] [1;32mDEBUG [0m[27956]:
[1;37mchan_dahdi.c [0m: [1;37m2011 [0m [1;37mdahdi_r2_write_log [0m: Chan
2 - Bits changed from 0x0C to 0x08</font></p>
<p class="MsoNormal"><font class="Apple-style-span" face="'courier new', monospace">[ 12:43:09] [1;32mDEBUG [0m[27956]:
[1;37mchan_dahdi.c [0m: [1;37m2011 [0m [1;37mdahdi_r2_write_log [0m: Chan
2 - CAS Rx << [IDLE] 0x08</font></p>
<p class="MsoNormal"><font class="Apple-style-span" face="'courier new', monospace">[ 12:43:09] [1;33mNOTICE [0m[27956]:
[1;37mchan_dahdi.c [0m: [1;37m2035 [0m [1;37mdahdi_r2_on_line_idle [0m:
Far end unblocked on chan 2</font></p>
<p class="MsoNormal"><font class="Apple-style-span" face="'courier new', monospace"> </font></p>
<p class="MsoNormal"><font class="Apple-style-span" face="'courier new', monospace">[0K[ 12:43:09] [1;32mDEBUG [0m[27956]: [1;37mchan_dahdi.c
[0m: [1;37m2011 [0m [1;37mdahdi_r2_write_log [0m: Chan 3 - Bits changed
from 0x0C to 0x08</font></p>
<p class="MsoNormal"><font class="Apple-style-span" face="'courier new', monospace">[ 12:43:09] [1;32mDEBUG [0m[27956]:
[1;37mchan_dahdi.c [0m: [1;37m2011 [0m [1;37mdahdi_r2_write_log [0m: Chan
3 - CAS Rx << [IDLE] 0x08</font></p>
<p class="MsoNormal"><font class="Apple-style-span" face="'courier new', monospace">[ 12:43:09] [1;33mNOTICE [0m[27956]:
[1;37mchan_dahdi.c [0m: [1;37m2035 [0m [1;37mdahdi_r2_on_line_idle [0m:
Far end unblocked on chan 3</font></p>
<p class="MsoNormal"><font class="Apple-style-span" face="'courier new', monospace"> </font></p>
<p class="MsoNormal"><font class="Apple-style-span" face="'courier new', monospace">[0K[ 12:43:09] [1;32mDEBUG [0m[27956]:
[1;37mchan_dahdi.c [0m: [1;37m2011 [0m [1;37mdahdi_r2_write_log [0m: Chan
4 - Bits changed from 0x0C to 0x08</font></p>
<p class="MsoNormal"><font class="Apple-style-span" face="'courier new', monospace">[ 12:43:09] [1;32mDEBUG [0m[27956]:
[1;37mchan_dahdi.c [0m: [1;37m2011 [0m [1;37mdahdi_r2_write_log [0m: Chan
4 - CAS Rx << [IDLE] 0x08</font></p>
<p class="MsoNormal"><font class="Apple-style-span" face="'courier new', monospace">[ 12:43:09] [1;33mNOTICE [0m[27956]:
[1;37mchan_dahdi.c [0m: [1;37m2035 [0m [1;37mdahdi_r2_on_line_idle [0m:
Far end unblocked on chan 4</font></p><font class="Apple-style-span" face="'courier new', monospace"><b><div><font class="Apple-style-span" face="'courier new', monospace"><b><br></b></font></div>Mariano Bianchi</b></font><br>
</div>