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hi:<br>Please cat /proc/interrupts, show the IRQ?<br><br>Best regards,<br>James.zhu<br>Doing asterisk/PRI/ss7/dahdi, linux, asterisk cards, gateway(fxs/fxo/pri<->SIP).<br>website: www.voipviews.com <br><br><br><div><hr id="stopSpelling">From: mitul@enterux.com<br>Date: Sat, 30 Jul 2011 14:44:08 +0530<br>To: asterisk-ss7@lists.digium.com<br>Subject: Re: [asterisk-ss7] Debugging Line Errors<br><br>Looks like you have connected more E1 Channels then what your Server CPU can handle, or the Wire that connects the E1 and the modem has errors (this is not very likely, but the prev one could be the case)<div><br>Regards,</div>
<div>Mitul Limbani</div><div><br><div class="ecxgmail_quote">On Sat, Jul 30, 2011 at 2:23 PM, Nyamul Hassan <span dir="ltr"><<a href="mailto:nyamul@gmail.com">nyamul@gmail.com</a>></span> wrote:<br><blockquote class="ecxgmail_quote" style="border-left: 1px solid rgb(204, 204, 204); padding-left: 1ex;">
Hi,<div><br></div><div>We are getting the following errors from time to time:</div><div><br></div><div><div><div><font face="'courier new', monospace" size="1">NOTICE[29077]: chan_dahdi.c:3312 my_handle_link_exception: SS7 got event: HDLC Bad FCS(8) on span 1/0</font></div>
<div><font face="'courier new', monospace" size="1">WARNING[32196]: app_dial.c:1328 wait_for_answer: Unable to write frametype: 2</font></div><div><font face="'courier new', monospace" size="1">NOTICE[29077]: chan_dahdi.c:3312 my_handle_link_exception: SS7 got event: HDLC Bad FCS(8) on span 1/0</font></div>
<div><font face="'courier new', monospace" size="1">NOTICE[29077]: chan_dahdi.c:3312 my_handle_link_exception: SS7 got event: HDLC Bad FCS(8) on span 1/0</font></div><div><font face="'courier new', monospace" size="1">WARNING[32261]: app_dial.c:1328 wait_for_answer: Unable to write frametype: 2</font></div>
<div><font face="'courier new', monospace" size="1">NOTICE[29077]: chan_dahdi.c:3312 my_handle_link_exception: SS7 got event: HDLC Bad FCS(8) on span 1/0</font></div><div><font face="'courier new', monospace" size="1">NOTICE[29077]: chan_dahdi.c:3312 my_handle_link_exception: SS7 got event: HDLC Bad FCS(8) on span 1/0</font></div>
<div><font face="'courier new', monospace" size="1">NOTICE[29077]: chan_dahdi.c:3312 my_handle_link_exception: SS7 got event: HDLC Bad FCS(8) on span 1/0</font></div><div><font face="'courier new', monospace" size="1">NOTICE[29077]: chan_dahdi.c:3312 my_handle_link_exception: SS7 got event: HDLC Abort(6) on span 1/0</font></div>
<div><font face="'courier new', monospace" size="1">NOTICE[29077]: chan_dahdi.c:3312 my_handle_link_exception: SS7 got event: HDLC Abort(6) on span 1/0</font></div><div><font face="'courier new', monospace" size="1">NOTICE[29077]: chan_dahdi.c:3312 my_handle_link_exception: SS7 got event: HDLC Bad FCS(8) on span 1/0</font></div>
<div><font face="'courier new', monospace" size="1">NOTICE[29077]: chan_dahdi.c:3312 my_handle_link_exception: SS7 got event: HDLC Abort(6) on span 1/0</font></div><div><font face="'courier new', monospace" size="1">WARNING[32264]: app_dial.c:1328 wait_for_answer: Unable to write frametype: 2</font></div>
</div></div><div><br></div><div><br></div><div>What I've read over this mailing list and elsewhere, it is mostly due to a hardware error.</div><div><br></div><div>Is there a way to check the hardware errors? Like, to see the line error, bit error, crc error of the E1 line? That would help us in debugging transmission related issue.</div>
<div><br></div><div>Regards</div><div>HASSAN</div><font color="#888888"><div><br></div>
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