--- asterisk-1.8.7.0/main/cdr.c.orig	2011-10-10 11:19:08.000000000 -0400
+++ asterisk-1.8.7.0/main/cdr.c	2011-10-10 11:19:28.000000000 -0400
@@ -857,8 +857,8 @@
 	}
 
 	/* Grab source from ANI or normal Caller*ID */
-	num = S_COR(c->caller.ani.number.valid, c->caller.ani.number.str,
-		S_COR(c->caller.id.number.valid, c->caller.id.number.str, NULL));
+	num = S_COR(c->caller.id.number.valid, c->caller.id.number.str,
+		S_COR(c->caller.ani.number.valid, c->caller.ani.number.str, NULL));
 	ast_callerid_merge(cdr->clid, sizeof(cdr->clid),
 		S_COR(c->caller.id.name.valid, c->caller.id.name.str, NULL), num, "");
 	ast_copy_string(cdr->src, S_OR(num, ""), sizeof(cdr->src));