Index: channels/chan_sip.c
===================================================================
--- channels/chan_sip.c	(revision 13549)
+++ channels/chan_sip.c	(working copy)
@@ -566,7 +566,7 @@
 #define SIP_FLAGS_TO_COPY \
 	(SIP_PROMISCREDIR | SIP_TRUSTRPID | SIP_SENDRPID | SIP_DTMF | SIP_REINVITE | \
 	 SIP_PROG_INBAND | SIP_OSPAUTH | SIP_USECLIENTCODE | SIP_NAT | \
-	 SIP_INSECURE_PORT | SIP_INSECURE_INVITE)
+	 SIP_INSECURE_PORT | SIP_INSECURE_INVITE | SIP_USEREQPHONE )
 
 /* a new page of flags for peer */
 #define SIP_PAGE2_RTCACHEFRIENDS	(1 << 0)