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<div class="">Hi All,</div>
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Upon running "osmo-bts-trx -c osmo-bts.cfg” while "osmo-nitb -C -c openbsc.conf -T -P -m” and “osmo-trx” are running, the following error shows and also shuts down “osmo-trx”
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<div class=""><span class="x_Apple-tab-span" style="white-space:pre"></span>osmo-bts-trx error:</div>
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<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono"">root@entropy:~/osmocom_files# osmo-bts-trx -c osmo-bts.cfg</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono"">((*))</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""> |</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""> / \ OsmoBTS</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><0017> control_if.c:725 CTRL at 127.0.0.1 4238</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><0010> telnet_interface.c:95 telnet at 127.0.0.1 4241</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><0012> input/ipaccess.c:885 enabling ipaccess BTS mode, OML connecting to 192.168.1.129:3002</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><000b> trx_if.c:584 Open transceiver for phy0.0</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><0012> input/ipa.c:129 connection done.</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><0012> input/ipaccess.c:706 received ID get</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><0001> oml.c:475 Ignoring T200[0] (150 ms) as sent by BSC due to suspected LAPDm bug!</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><0001> oml.c:475 Ignoring T200[1] (180 ms) as sent by BSC due to suspected LAPDm bug!</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><0001> oml.c:475 Ignoring T200[2] (180 ms) as sent by BSC due to suspected LAPDm bug!</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><0001> oml.c:475 Ignoring T200[3] (1680 ms) as sent by BSC due to suspected LAPDm bug!</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><0001> oml.c:475 Ignoring T200[4] (520 ms) as sent by BSC due to suspected LAPDm bug!</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><0001> oml.c:475 Ignoring T200[5] (165 ms) as sent by BSC due to suspected LAPDm bug!</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><0001> oml.c:475 Ignoring T200[6] (1680 ms) as sent by BSC due to suspected LAPDm bug!</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><0001> oml.c:844 ADM state already was Unlocked</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><0012> input/ipa.c:129 connection done.</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><0012> input/ipaccess.c:706 received ID get</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><0009> pcu_sock.c:651 PCU socket not connected, dropping message</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><0009> pcu_sock.c:651 PCU socket not connected, dropping message</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><0009> pcu_sock.c:651 PCU socket not connected, dropping message</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><0009> pcu_sock.c:651 PCU socket not connected, dropping message</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><0009> pcu_sock.c:651 PCU socket not connected, dropping message</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><0009> pcu_sock.c:651 PCU socket not connected, dropping message</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><0009> pcu_sock.c:651 PCU socket not connected, dropping message</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><0009> pcu_sock.c:651 PCU socket not connected, dropping message</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><0009> pcu_sock.c:651 PCU socket not connected, dropping message</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><0009> pcu_sock.c:651 PCU socket not connected, dropping message</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><0009> pcu_sock.c:651 PCU socket not connected, dropping message</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><0009> pcu_sock.c:651 PCU socket not connected, dropping message</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><000b> trx_if.c:187 No response from transceiver for phy0.0</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><0009> pcu_sock.c:848 PCU socket connected to external PCU</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><0001> oml.c:72 Reporting FAILURE to BSC: 0.3.20170425</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><0000> rsl.c:624 (bts=0,trx=0,ts=4,ss=0) not sending CHAN ACT ACK</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><0000> rsl.c:624 (bts=0,trx=0,ts=5,ss=0) not sending CHAN ACT ACK</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><0000> rsl.c:624 (bts=0,trx=0,ts=6,ss=0) not sending CHAN ACT ACK</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><0000> rsl.c:624 (bts=0,trx=0,ts=7,ss=0) not sending CHAN ACT ACK</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><000b> trx_if.c:187 No response from transceiver for phy0.0</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><000b> trx_if.c:187 No response from transceiver for phy0.0</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><000b> trx_if.c:187 No response from transceiver for phy0.0</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><000b> trx_if.c:187 No response from transceiver for phy0.0</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><000b> trx_if.c:187 No response from transceiver for phy0.0</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><000b> trx_if.c:187 No response from transceiver for phy0.0</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><000b> trx_if.c:187 No response from transceiver for phy0.0</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><000b> trx_if.c:187 No response from transceiver for phy0.0</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><0007> l1sap.c:413 Invalid condition detected: Frame difference is > 1!</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><0001> bts.c:208 Shutting down BTS 0, Reason No clock from osmo-trx</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><000b> trx_if.c:203 CTRL NOHANDOVER ignored: No clock from transceiver, please fix!</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><000b> trx_if.c:203 CTRL NOHANDOVER ignored: No clock from transceiver, please fix!</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><0000> rsl.c:528 (bts=0,trx=0,ts=4,ss=0) not sending REL ACK</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><000b> trx_if.c:203 CTRL NOHANDOVER ignored: No clock from transceiver, please fix!</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><000b> trx_if.c:203 CTRL NOHANDOVER ignored: No clock from transceiver, please fix!</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><0000> rsl.c:528 (bts=0,trx=0,ts=5,ss=0) not sending REL ACK</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><000b> trx_if.c:203 CTRL NOHANDOVER ignored: No clock from transceiver, please fix!</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><000b> trx_if.c:203 CTRL NOHANDOVER ignored: No clock from transceiver, please fix!</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><0000> rsl.c:528 (bts=0,trx=0,ts=6,ss=0) not sending REL ACK</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><000b> trx_if.c:203 CTRL NOHANDOVER ignored: No clock from transceiver, please fix!</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><000b> trx_if.c:203 CTRL NOHANDOVER ignored: No clock from transceiver, please fix!</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><0000> rsl.c:528 (bts=0,trx=0,ts=7,ss=0) not sending REL ACK</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono"">Shutdown timer expired</span></p>
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<span class="x_Apple-tab-span" style="white-space:pre"></span>osmo-trx logs:
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<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono"">NOTICE 139966735525632 16:51:01.4 Transceiver.cpp:794:driveControl: Changing TSC from 0 to 7</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono"">NOTICE 139966735525632 16:51:01.4 Transceiver.cpp:243:start: Starting the transceiver</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono"">Illegal instruction (core dumped)</span></p>
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<div class=""><span class="x_Apple-tab-span" style="white-space:pre"></span>osmo-nitb logs:</div>
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<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono"">Thu Apr 27 16:50:43 2017 <001e> input/ipa.c:263 accept()ed new link from 192.168.1.129 to port 3002</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono"">Thu Apr 27 16:50:43 2017 <001e> input/ipa.c:263 accept()ed new link from 192.168.1.129 to port 3003</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono"">Thu Apr 27 16:50:43 2017 <0004> bsc_init.c:288 bootstrapping RSL for BTS/TRX (0/0) on ARFCN 885 using MCC=1 MNC=1 LAC=1 CID=1 BSIC=63</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono"">BTS 0 reported connected PCU version 0.3.20170425</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono"">Thu Apr 27 16:51:06 2017 <001e> input/ipaccess.c:241 Sign link vanished, dead socket</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono"">Thu Apr 27 16:51:06 2017 <001e> input/ipaccess.c:69 Forcing socket shutdown with no signal link set</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono"">Thu Apr 27 16:51:06 2017 <0020> bsc_init.c:341 Lost some E1 TEI link: 1 0x7f5f48820070</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono"">Thu Apr 27 16:51:06 2017 <0020> bsc_init.c:341 Lost some E1 TEI link: 2 0x7f5f48820070</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono"">^Csignal 2 received</span></p>
<p class="x_MsoNormal"><span class="" style="font-family:"Andale Mono""><br class="">
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<div class="">Also attached the configuration files used.</div>
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<div class="">What seems causes the issue?</div>
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<div class="">OS: Ubuntu 16.04</div>
<div class="">SDR: B210</div>
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