MT#55283 restart DTLS with ICE reset

... when TLS-ID is not in use.

closes #1585

Change-Id: Ibe49f2a9942eddcb7122f7f3da849455c72c2d23

daemon/call.c

@@ -2340,6 +2340,10 @@ static void __dtls_logic(const struct sdp_ng_flags *flags,
 		ilogs(crypto, LOG_INFO, "TLS-ID changed, restarting DTLS");
 		__dtls_restart(other_media);
 	}
+	else if (ice_is_restart(other_media->ice_agent, sp) && !other_media->tls_id.len && !sp->tls_id.len) {
+		ilogs(crypto, LOG_INFO, "ICE restart without TLS-ID, restarting DTLS");
+		__dtls_restart(other_media);
+	}
 
 	call_str_cpy(call, &other_media->tls_id, &sp->tls_id);