Christopher Bautista wrote:
Hi guys
Update:
PSTN -> Asterisk -> SIP extensions
landline to sip extension ..... noticeable echo
mobile to sip extension ..... no echo
PSTN -> Asterisk -> PSTN ..... no echo
SIP -> Asterisk -> SIP ..... no echo
SIP -> Asterisk -> PSTN .... no echo
I hope someone can help me.
Thanks
Chris
Could you try this patch for me to see if it removes your echo problems?
I found a code path where the echo canceller was not enabled when a
call was started.
--
Matthew Fredrickson
Software/Firmware Engineer
Digium, Inc.
Index: channels/chan_zap.c
===================================================================
--- channels/chan_zap.c (revision 114062)
+++ channels/chan_zap.c (working copy)
@@ -9140,11 +9140,14 @@
ast_mutex_unlock(&linkset->lock);
c = zt_new(p, AST_STATE_RING, 1, SUB_REAL, law, 0);
ast_mutex_lock(&linkset->lock);
+
if (c)
ast_verb(3, "Accepting call to '%s' on CIC %d\n", p->exten,
p->cic);
else
ast_log(LOG_WARNING, "Unable to start PBX on CIC %d\n", p->cic);
+ zt_enable_ec(p);
+
if (!ast_strlen_zero(p->charge_number)) {
pbx_builtin_setvar_helper(c, "SS7_CHARGE_NUMBER",
p->charge_number);
/* Clear this after we set it */
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