Index: channels/chan_zap.c
===================================================================
RCS file: /usr/cvsroot/asterisk/channels/chan_zap.c,v
retrieving revision 1.422
diff -u -r1.422 chan_zap.c
--- channels/chan_zap.c	28 Mar 2005 20:48:24 -0000	1.422
+++ channels/chan_zap.c	15 Apr 2005 17:17:01 -0000
@@ -7922,7 +7922,8 @@
 					}
 					/* Make sure extension exists (or in overlap dial mode, can exist) */
 					if ((pri->overlapdial && ast_canmatch_extension(NULL, pri->pvts[chanpos]->context, pri->pvts[chanpos]->exten, 1, pri->pvts[chanpos]->cid_num)) ||
-						ast_exists_extension(NULL, pri->pvts[chanpos]->context, pri->pvts[chanpos]->exten, 1, pri->pvts[chanpos]->cid_num)) {
+						ast_exists_extension(NULL, pri->pvts[chanpos]->context, pri->pvts[chanpos]->exten, 1, pri->pvts[chanpos]->cid_num) ||
+						ast_exists_extension(NULL, pri->pvts[chanpos]->context, "i", 1, pri->pvts[chanpos]->cid_num)) {
 						/* Setup law */
 						int law;
 						if (pri->switchtype != PRI_SWITCH_GR303_TMC) {