Index: channels/chan_sip.c
===================================================================
--- channels/chan_sip.c	(revision 298328)
+++ channels/chan_sip.c	(arbetskopia)
@@ -10126,6 +10127,7 @@
 		referdata->attendedtransfer = 1;
 		ast_copy_string(referdata->replaces_callid, ptr+9, sizeof(referdata->replaces_callid));
 		ast_uri_decode(referdata->replaces_callid);
+		ast_copy_string(referdata->replaces_callid, ast_strip(referdata->replaces_callid), sizeof(referdata->replaces_callid));
 		if ((ptr = strchr(referdata->replaces_callid, ';'))) 	/* Find options */ {
 			*ptr++ = '\0';
 		}