Index: channels/chan_dahdi.c
===================================================================
--- channels/chan_dahdi.c	(revision 203106)
+++ channels/chan_dahdi.c	(working copy)
@@ -13129,6 +13129,17 @@
 							pri->pvts[chanpos]->subs[SUB_REAL].needanswer =1;
 							/* Enable echo cancellation if it's not on already */
 							dahdi_enable_ec(pri->pvts[chanpos]);
+							if (!pri->pvts[chanpos]->proceeding && !pri->pvts[chanpos]->progress) {
+								/* only bring up voice if neither Proceeding or Progress have been seen */
+								ast_log(LOG_WARNING, "PRI_EVENT_ANSWER Bring up voice\n");
+								struct ast_frame f = { AST_FRAME_CONTROL, AST_CONTROL_ANSWER, };
+								/* Bring voice path up */
+								f.subclass = AST_CONTROL_ANSWER;
+								dahdi_queue_frame(pri->pvts[chanpos], &f, pri);
+							} else {
+								ast_log(LOG_WARNING, "PRI_EVENT_ANSWER Voice already up, proceeding=%d progress=%d dialing=%d\n",
+									pri->pvts[chanpos]->proceeding, pri->pvts[chanpos]->progress, pri->pvts[chanpos]->dialing);
+							}
 						}
 
 #ifdef SUPPORT_USERUSER