diff --git a/coreapi/callbacks.c b/coreapi/callbacks.c
index 5f5a67ab9..c50223575 100644
--- a/coreapi/callbacks.c
+++ b/coreapi/callbacks.c
@@ -539,7 +539,7 @@ static void process_call_accepted(LinphoneCore *lc, LinphoneCall *call, SalOp *o
 
 		/* Handle remote ICE attributes if any. */
 		if (call->ice_session != NULL && rmd) {
-			linphone_call_update_ice_from_remote_media_description(call, rmd, FALSE);
+			linphone_call_update_ice_from_remote_media_description(call, rmd, !sal_call_is_offerer(op));
 		}
 
 		switch (call->state){
diff --git a/coreapi/linphonecore.c b/coreapi/linphonecore.c
index 923279c14..69249d7b7 100644
--- a/coreapi/linphonecore.c
+++ b/coreapi/linphonecore.c
@@ -3269,9 +3269,13 @@ LinphoneCall * linphone_core_invite_address_with_params(LinphoneCore *lc, const
 	linphone_call_init_media_streams(call);
 
 	if (linphone_core_get_firewall_policy(call->core) == LinphonePolicyUseIce) {
-		/* Defer the start of the call after the ICE gathering process. */
-		if (linphone_call_prepare_ice(call,FALSE)==1)
-			defer=TRUE;
+		if (lc->sip_conf.sdp_200_ack){
+			ms_warning("ICE is not supported when sending INVITE without SDP");
+		}else{
+			/* Defer the start of the call after the ICE gathering process. */
+			if (linphone_call_prepare_ice(call,FALSE)==1)
+				defer=TRUE;
+		}
 	}
 	else if (linphone_core_get_firewall_policy(call->core) == LinphonePolicyUseUpnp) {
 #ifdef BUILD_UPNP
diff --git a/tester/call_single_tester.c b/tester/call_single_tester.c
index 102a17e7d..e54438f65 100644
--- a/tester/call_single_tester.c
+++ b/tester/call_single_tester.c
@@ -3357,6 +3357,9 @@ void early_media_without_sdp_in_200_base( bool_t use_video, bool_t use_ice ){
 	lcs = bctbx_list_append(lcs,pauline->lc);
 	if (use_ice){
 		linphone_core_set_firewall_policy(marie->lc, LinphonePolicyUseIce);
+		/* We need RTP symmetric because ICE will put the STUN address in the C line, and no relay is made in this 
+		 * scenario.*/
+		lp_config_set_int(linphone_core_get_config(pauline->lc), "rtp", "symmetric", 1);
 	}
 	/*
 		Marie calls Pauline, and after the call has rung, transitions to an early_media session
@@ -5273,6 +5276,9 @@ static void v6_to_v4_call_without_relay(void){
 		lcs = bctbx_list_append(lcs, marie->lc);
 		lcs = bctbx_list_append(lcs, pauline->lc);
 		linphone_core_enable_ipv6(pauline->lc, FALSE);
+		/*RTP symmetric must be enabled for this test to pass, because the IPv4-only client cannot send by itself to
+		 * the IPv6 address in the SDP*/
+		lp_config_set_int(linphone_core_get_config(pauline->lc), "rtp", "symmetric", 1);
 		linphone_core_manager_start(pauline, TRUE);
 
 		if (BC_ASSERT_TRUE(call(marie,pauline))){