Double check your zaptel.conf and zapata.conf Default configuration is FXS for line 1-2 and FXO for line 3-4 (as TDM22B is shipped), in such case only line 3 is configured properly. Don't get confused, FXO module use FXS signalling and vice versa....
/etc/zaptel.conf fxsks=1,2,3 fxoks=4 /etc/asterik/zapata.conf signalling=fxs_ks context=your_incoming_context channel=1 channel=2 channel=3 signalling=fxo_ks context=your_dial_context channel=4 Martin ----- Original Message ----- From: "John Novack" <[EMAIL PROTECTED]> To: "Asterisk Users Mailing List - Non-Commercial Discussion" <asterisk-users@lists.digium.com> Sent: 22. brezna 2008 12:48 Subject: Re: [asterisk-users] Problem: Digium TDM400 with XOptionsFlex - Line Busy > Thomas Klettke wrote: >> Perhaps someone with more experience can help me solve this puzzle: >> >> Asterisk 1.4.18 on a Dell PowerEdge SC440, CentOS 5, 2.6.18-53.1.14.el5, >> Digium TDM400 with 3FXO(1-3) and 1FXS(4) >> >> Phone service is provided by XO Communications via their XOptionsFlex >> service (5 analog lines, 3 of which are used by Asterisk). >> For simplicity I refer to them as xx43, xx44, and xx45 - based on their >> phone numbers. They are connected to the Digium as follows: >> >> xx43 = FXO 1 >> xx44 = FXO 2 >> xx45 = FXO 3 >> >> Here is the problem: >> When I connect the Asterisk box to the analog lines the first two lines >> (xx43 and xx44) will instantly switch to "busy". xx45 works fine - >> incoming and outgoing calls work as expected. >> >> I had XO check the lines - all three lines are programmed the same in >> their equipment. The work OK - until they are connected to the PBX - >> when xx43 and xx44 instantly switch to "busy". >> >> I checked the lines with an analog phone: Each line wokred fine when I >> plug an analog phone into it. >> >> I suspected that my FXO ports 1 and 2 may be bad. Thus I connected FXO 3 >> - which is working with xx45 - to line xx43 and then xx44: They went >> "busy" right away in either case. >> I connected FXO 1 and then 2 to line xx45: Worked fine both times. >> >> I replaced the entire TDM400 with another card, and repeated the above >> tests - the results were the same as above. >> >> >From those experiments I think I can rule out that the card is >> defective, as every FXO channel works with line xx45. None of them work >> with lines xx43 and xx44. >> >> I finally replaced the Digium card with a Sangoma A200 with 4 FXO ports >> (using 1-3 while leaving 4 unused). All 3 lines work as they should. >> >> Does anyone have an explanation for this strange behavior? >> Any suggestions on how to fix it? I would like to get the Digium card to >> work with this setup as I need the 4th (FXS) port for an analog >> extension in the office. >> > Assuming you have also checked the obvious possible defects regarding > cords from the XO device to the Digium card, what happens if you reverse > tip and ring? When you say "busy" does that mean the line appears to be > in use when attempting to receive a call? If both a POTS phone and the > FXO are connected, does the line appear dead, is there noise or static, > or by busy is it only Asterisk that thinks the port is "busy" The only > thing that immediately comes to mind is line polarity. > Not certain even if the Digium FXO circuit is even sensitive to line > polarity, but I have seen some permanent failures to the module when > connected to a device that produces an inductive kick when used in pulse > mode. These were attempts to interface very old telephony devices that > were in use before semiconductors were even in a engineer's wet dream. > Clearly the Sangoma is a better card in many ways, but your needs would > require you expand the A200 to do what you want. > That ultimately may be the best solution. > > John Novack _______________________________________________ -- Bandwidth and Colocation Provided by http://www.api-digital.com -- asterisk-users mailing list To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users