Thank for co-operate <br><br>[root@mum ~]# strings /usr/lib/asterisk/modules/chan_zap.so | grep polarity<br>polarity<br>polarityonanswerdelay<br>answeronpolarityswitch<br>hanguponpolarityswitch<br>Setting IDLE polarity due to ring. Old polarity was %d<br>Answering on polarity switch!<br> == Starting post polarity CID detection on channel %d<br>handle_init_event detected polarity reversal on non-FXO (SIG_FXS) interface %d<br><br><br>this is the output of my chan_zap i have put handuponpolarityswitch=yes in zapata.conf but still it is not working anyway i will talk 2 telco and figure out what is the problem <br><br>In fact problem is not in asterisk only of telco or some signaling right<br><br><b><i>Tzafrir Cohen <tzafrir.cohen@xorcom.com></i></b> wrote:<blockquote class="replbq" style="border-left: 2px solid rgb(16, 16, 255); margin-left: 5px; padding-left: 5px;"> On Fri, Nov 23, 2007 at 02:33:34AM -0800, satish patel wrote:<br>> Dear all<br>> <br>>
I have TDM808B 8 port FXO it is configure perfectly <br>> but i got some problem of incomming phone Hangup and callerid display <br>> problem <br>> <br>> i am going to explain you the issue i have install asterisk <br>> 1.4 and i have 100 of SIP phone now everything is fine but problem is <br>> when i incoming call on FXO and dial sip extention SIP phone is rining <br>> but when i disconnect my incoming phon from mobile ( i hangup my cell <br>> phone ) still my sip phone rining not disconnect notification reached <br>> to my sip phone so what is the problem <br><br>The FXO can't really know that the remote FXS (your PSTN provider) has<br>hung up (because the FXO - the phone) is the one that decides if the<br>circuit is open or closed (if the phone is onhook or offhook).<br><br>So you need either to get a hint from your PSTN provider that the call<br>has ended or (in the worst case) try to guess that from the busy
tone.<br><br>As for hints: Asterisk (and your card) supports two common ways for<br>that: polarity reversal (for that: set handuponpolarityswitch=yes [*])<br><br>A different method, also used in various places, is power denial. But I<br>figure that detecting it is already enabled on your system ("ks" as<br>opposed to "ls" signalling).<br><br>[*] Hint for those who cannot memorize this strange name:<br>strings /usr/lib/modules/chan_zap.so | grep polarity<br><br>Being more specific about which PSTN provider it is may help.<br><br>-- <br> Tzafrir Cohen<br>icq#16849755 jabber:tzafrir.cohen@xorcom.com<br>+972-50-7952406 mailto:tzafrir.cohen@xorcom.com<br>http://www.xorcom.com iax:guest@local.xorcom.com/tzafrir<br><br>_______________________________________________<br>--Bandwidth and Colocation Provided by http://www.api-digital.com--<br><br>asterisk-users mailing list<br>To UNSUBSCRIBE or update options visit:<br>
http://lists.digium.com/mailman/listinfo/asterisk-users<br></blockquote><br><BR><BR>----PGP Signature--<br><br>Satish Patel<br>mobile:- +91-9818875535<br><br>http://www.linuxbug.org<p> 
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