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Summary:ASTERISK-02189: wcfxs not detecting incoming calls
Reporter:Ryan Courtnage (rcourtna)Labels:
Date Opened:2004-08-04 20:42:11Date Closed:2008-06-07 10:44:29
Priority:MajorRegression?No
Status:Closed/CompleteComponents:Core/General
Versions:Frequency of
Occurrence
Related
Issues:
Environment:Attachments:( 0) zapata.conf
Description:zaptel from CVS-HEAD has this problem.  2004-08-02 zaptel is fine.  I suspect the "polarity reversal detection" bug fixes are causing this.

I have a tdm400p with fxo modules.  

To duplicate:
- Call from PSTN, and * detects (Starting simple switch on 'Zap/1-1').  
- Have dialplan Answer the call, or answer it by ringing a SIP phone
- Make the PSTN side hang up 1st, and wait until Asterisk detects this (Hungup 'Zap/1-1')

The next incoming call from PSTN to Zap/1 will not be detected.  

'restart now' at the CLI corrects the problem for the next call.

****** ADDITIONAL INFORMATION ******

zaptel.conf:
loadzone = us
defaultzone=us

zapata.conf is attached.

Asterisk CVS - 2004.06.29
Comments:By: twisted (twisted) 2004-08-04 23:41:05

there have been changes made to cvs after 06/29/04... please update to current and see if your problem still exists.

By: egnarf (egnarf) 2004-08-05 04:00:19

I got bit by the same thing myself.
In my case it began when zaptel detected a loss of battery.
When battery was restored, it kept printing the "BATTERY on" message, but never actually set the battery-variable.
The following patch seems to have fixed it for me:

--- wcfxs.c     3 Aug 2004 18:36:07 -0000       1.80
+++ wcfxs.c     5 Aug 2004 08:42:35 -0000
@@ -1448,6 +1448,7 @@
#else
                       zt_hooksig(&wc->chans[card], ZT_RXSIG_OFFHOOK);
#endif
+                       wc->mod.fxo.battery[card] = 1;
                       wc->mod.fxo.nobatttimer[card] = 0;
                       wc->mod.fxo.battdebounce[card] = BATT_DEBOUNCE;
               } else if (wc->mod.fxo.battery[card])

By: Dorian Gray (dorian) 2004-08-05 12:49:38

I have been having what seems the same problem as rcourtna -- I get this:

Module 3: Installed -- AUTO FXO (FCC mode)
Found a Wildcard TDM: Wildcard TDM400P REV E/F (4 modules)
Registered tone zone 0 (United States / North America)
50576934 Polarity reversed (0 -> 1)

and then the first incoming call gives this:

50606889 Polarity reversed (1 -> -1)
50608370 Polarity reversed (-1 -> 1)

and then after that the fxo would never again see activity from the pstn until wcfxs module was unloaded/reloaded; but the patch supplied by egnarf appears to have remedied this. thank you!

By: Mark Spencer (markster) 2004-08-05 16:49:27

I inadvertantly removed a critical line of code while merging the last patch.  I apologize for the problem, it's now fixed in CVS.  If you have any more trouble just feel free to reopen!

By: Digium Subversion (svnbot) 2008-06-07 10:44:28

Repository: dahdi
Revision: 448

U   trunk/wcfxs.c
U   trunk/wctdm.c

------------------------------------------------------------------------
r448 | markster | 2008-06-07 10:44:27 -0500 (Sat, 07 Jun 2008) | 2 lines

Restore inadvertantly removed line of code (bug ASTERISK-2189)

------------------------------------------------------------------------

http://svn.digium.com/view/dahdi?view=rev&revision=448