Index: channels/chan_dahdi.c
===================================================================
--- channels/chan_dahdi.c	(revision 199192)
+++ channels/chan_dahdi.c	(working copy)
@@ -12468,7 +12468,7 @@
 		if (filtertype) {
 			switch(filtertype) {
 			case 1: /* dahdi show channels group <group> */
-				if (tmp->group != targetnum) {
+				if (!(tmp->group & targetnum)) {
 					tmp = tmp->next;
 					continue;
 				}