Index: channels/chan_dahdi.c
===================================================================
--- channels/chan_dahdi.c	(revision 281686)
+++ channels/chan_dahdi.c	(working copy)
@@ -2758,6 +2758,7 @@
 	struct dahdi_pvt *p = pvt;
 
 	if (p->answeronpolarityswitch || p->hanguponpolarityswitch) {
+		ast_log(LOG_DEBUG, "%s: Normal channel %d\n", __FUNCTION__, p->channel);
 		my_set_polarity(pvt, 0);
 	}
 }
@@ -2770,6 +2771,7 @@
 		return;
 	}
 
+	ast_log(LOG_DEBUG, "%s: Reversed channel %d\n", __FUNCTION__, p->channel);
 	my_set_polarity(pvt, 1);
 }
 
@@ -2782,8 +2784,10 @@
 	}
 
 	if (p->answeronpolarityswitch) {
+		ast_log(LOG_DEBUG, "%s: Normal channel %d\n", __FUNCTION__, p->channel);
 		my_set_polarity(pvt, 0);
 	} else {
+		ast_log(LOG_DEBUG, "%s: Reversed channel %d\n", __FUNCTION__, p->channel);
 		my_set_polarity(pvt, 1);
 	}
 }
Index: channels/sig_analog.c
===================================================================
--- channels/sig_analog.c	(revision 281686)
+++ channels/sig_analog.c	(working copy)
@@ -1158,7 +1158,7 @@
 	int res;
 	int index, x;
 
-	ast_log(LOG_DEBUG, "%s %d\n", __FUNCTION__, p->channel);
+	ast_log(LOG_DEBUG, "%s chan=%d pol(a=%d h=%d)\n", __FUNCTION__, p->channel, p->answeronpolarityswitch, p->hanguponpolarityswitch);
 	if (!ast->tech_pvt) {
 		ast_log(LOG_WARNING, "Asked to hangup channel not connected\n");
 		return 0;
@@ -1344,7 +1344,7 @@
 	int res = 0;
 	int index;
 	int oldstate = ast->_state;
-	ast_log(LOG_DEBUG, "%s %d\n", __FUNCTION__, p->channel);
+	ast_log(LOG_DEBUG, "%s chan=%d pol(a=%d h=%d)\n", __FUNCTION__, p->channel, p->answeronpolarityswitch, p->hanguponpolarityswitch);
 	ast_setstate(ast, AST_STATE_UP);
 	index = analog_get_index(ast, p, 1);
 	if (index < 0) {