SNMP ssCPUIdle Incorrect on CentOS 5.2

I use SNMP to monitor ssCPUIdle on CentOS 5.2. Today, after 248 days of uptime, it started returning 0% idle: $snmpwalk -v 1 localhost –c public .1.3.6.1.4.1.2021.11.11 UCD-SNMP-MIB::ssCpuIdle.0 = INTEGER: …

SNMPUtil on Server 2008 R2

Yes, SNMPUtil from the Server 2000 Resource Kit, available here, works on Server 2008 R2. The package also includes the handy SNMPUtilG with a graphical interface.