--- checks_ipmi.c.orig	2014-12-16 09:38:17.000000000 +0300
+++ checks_ipmi.c	2014-12-24 12:52:27.000000000 +0300
@@ -35,6 +35,7 @@
 #include <OpenIPMI/ipmi_posix.h>
 #include <OpenIPMI/ipmi_lan.h>
 #include <OpenIPMI/ipmi_auth.h>
+#include <OpenIPMI/ipmi_err.h>
 
 typedef union
 {
@@ -449,6 +450,12 @@
 	{
 		zabbix_log(LOG_LEVEL_DEBUG, "%s() fail: %s", __function_name, zbx_strerror(err));
 
+		if (IPMI_IS_IPMI_ERR(err) && IPMI_GET_IPMI_ERR(err) == IPMI_NOT_PRESENT_CC)
+		{
+			h->err = zbx_dsprintf(h->err, "unsupported threshold sensor", err);
+			h->ret = NOTSUPPORTED;
+			goto out;
+		}
 		h->err = zbx_dsprintf(h->err, "error 0x%x while reading threshold sensor", err);
 		h->ret = NETWORK_ERROR;
 		goto out;