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Re: VMware ESX Network via SNMP v2

Posted: Thu May 07, 2015 11:06 am
by jdalrymple
OptimusB wrote:So doing a walk, it looks like it has an ifHCInOctet but not ifHCOutOctet....

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# snmpwalk -v 2c -c esx 10.242.13.1 | grep ifHCInOctets
IF-MIB::ifHCInOctets.1 = Counter64: 0
IF-MIB::ifHCInOctets.2 = Counter64: 0
IF-MIB::ifHCInOctets.3 = Counter64: 0
IF-MIB::ifHCInOctets.4 = Counter64: 0
IF-MIB::ifHCInOctets.5 = Counter64: 2798128280
IF-MIB::ifHCInOctets.6 = Counter64: 1464163212
IF-MIB::ifHCInOctets.7 = Counter64: 4046122006
IF-MIB::ifHCInOctets.8 = Counter64: 3197500063
IF-MIB::ifHCInOctets.9 = Counter64: 2549282990
IF-MIB::ifHCInOctets.10 = Counter64: 2549282990
IF-MIB::ifHCInOctets.11 = Counter64: 2549282990
IF-MIB::ifHCInOctets.12 = Counter64: 2549282990
IF-MIB::ifHCInOctets.13 = Counter64: 0
IF-MIB::ifHCInOctets.14 = Counter64: 0
IF-MIB::ifHCInOctets.15 = Counter64: 0
IF-MIB::ifHCInOctets.16 = Counter64: 0
IF-MIB::ifHCInOctets.17 = Counter64: 0
IF-MIB::ifHCInOctets.18 = Counter64: 0
# snmpwalk -v 2c -c esx 10.242.13.1 | grep ifHCOutOctets
#
I'm not sure - but I think that might just be a 32 bit rollover counter - maybe not though. I'd have to dig. Either way mine definitely behaves differently.

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[jdalrymple@localhost libexec]$ snmpwalk -v 2c -c <community> <ESXi IP> | grep if[IOH] | grep Octets
IF-MIB::ifInOctets.1 = Counter32: 1085664281
IF-MIB::ifInOctets.2 = Counter32: 0
IF-MIB::ifInOctets.3 = Counter32: 1085664281
IF-MIB::ifInOctets.4 = Counter32: 1085664281
IF-MIB::ifInOctets.5 = Counter32: 0
IF-MIB::ifInOctets.6 = Counter32: 0
IF-MIB::ifOutOctets.1 = Counter32: 1760919306
IF-MIB::ifOutOctets.2 = Counter32: 0
IF-MIB::ifOutOctets.3 = Counter32: 1760919306
IF-MIB::ifOutOctets.4 = Counter32: 1760919306
IF-MIB::ifOutOctets.5 = Counter32: 0
IF-MIB::ifOutOctets.6 = Counter32: 0
IF-MIB::ifHCInOctets.1 = Counter64: 1085664281
IF-MIB::ifHCInOctets.2 = Counter64: 0
IF-MIB::ifHCInOctets.3 = Counter64: 1085664281
IF-MIB::ifHCInOctets.4 = Counter64: 1085664281
IF-MIB::ifHCInOctets.5 = Counter64: 0
IF-MIB::ifHCInOctets.6 = Counter64: 0
IF-MIB::ifHCOutOctets.1 = Counter64: 1760919306
IF-MIB::ifHCOutOctets.2 = Counter64: 0
IF-MIB::ifHCOutOctets.3 = Counter64: 1760919306
IF-MIB::ifHCOutOctets.4 = Counter64: 1760919306
IF-MIB::ifHCOutOctets.5 = Counter64: 0
IF-MIB::ifHCOutOctets.6 = Counter64: 1753942047
Not really too sure what to think of it, but if v1 is an acceptable workaround I'd be happy to just say this problem is specific to your environment and move on with life until the next guy reports it?

Re: VMware ESX Network via SNMP v2

Posted: Thu May 07, 2015 4:37 pm
by Box293
I would check if the ESXi server is configured correctly:

https://pubs.vmware.com/vsphere-50/inde ... B6250.html