diff --git a/channels/chan_sip.c b/channels/chan_sip.c
index 8e11e71..6691ff5 100644
--- a/channels/chan_sip.c
+++ b/channels/chan_sip.c
@@ -13589,10 +13589,14 @@ static void handle_response(struct sip_pvt *p, int resp, char *rest, struct sip_
 		ack_res = __sip_ack(p, seqno, 0, sipmethod);
 	}
 
+#if 0
+    /* nmav: Do not ignore retransmissions. If packets are lost we get lost too.
+     */
 	if (ack_res == FALSE) {
 		append_history(p, "Ignore", "Ignoring this retransmit\n");
 		return;
 	}
+#endif
 
 	/* If this is a NOTIFY for a subscription clear the flag that indicates that we have a NOTIFY pending */
 	if (!p->owner && sipmethod == SIP_NOTIFY && p->pendinginvite)