Archive for the 'Voip' Category

If you are running on an old version of asterisk @ home then this is how you update asterisk to the latest version and also zaptel

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If you have one of these phones and you are in a ring group then One handset gets answered and all the others say ‘1 missed call’.. before long ‘53 missed calls’ The solution to this is in your config files on the tftp server put the following line missed calls indicator disabled: 1  

after much playing around with settings the callerid has been a bit hit and miss it would work some times and then not others.

So for around 60% of calls there would be no callerid.
Fix for this was to patch chan_zap.c to ignore rings before CID is complete (about a 1 sec proccess) however, this may be a problem to you if you use a bin asterisk distrib like a@home/trix box. I have pasted the diff below in case it is of use.

 --- chan_zap_orig.c 2006-07-11 17:50:15.000000000 +0100 +++ chan_zap.c 2006-07-11 18:21:32.000000000 +0100 @@ -5874,9 +5874,15 @@ } if (i & ZT_IOMUX_SIGEVENT) { res = zt_get_event(p->subs[index].zfd); + /* Ignore ring before end of cid ’slot’ (955ms = 7640 @ 8K samples/sec) */ + if (res == 2 && samples < 7640) + ast_log(LOG_NOTICE, “Ignoring event %d (%s) due to waiting for CID, samples=%d\n”, res, event2str(res), samples); + else + { ast_log(LOG_NOTICE, “Got event %d (%s)…\n”, res, event2str(res)); res = 0; break; + } } else if (i & ZT_IOMUX_READ) { res = read(p->subs[index].zfd, buf, sizeof(buf)); if (res < 0) { @@ -5909,7 +5915,7 @@ } /* Finished with Caller*ID, now wait for a ring to make sure there really is a call coming */ - res = 2000; + res = 4000; for (;;) { struct ast_frame *f; res = ast_waitfor(chan, res);

reboot to the cd use "linux rescue" when prompted for boot options chroot /mnt/sysimage passwd reboot and have access to the system.