Remote Monitoring & Management Help

VPN Tunnel (Cisco) Check

The VPN Tunnel (Cisco) Check monitors the status of a VPN tunnel running on a Cisco VPN provider, such as an ASA firewall or a VPN Concentrator.

Basic Check information

Check Type SNMP
Instances on a Device 1
Supported Systems/Applications Any Cisco device that provides VPN capabilities.
Device Class Switch/Router

Troubleshooting

Issue Corrective Action
Failed Please check that the correct SNMP community string is configured in Network Discovery for the device
201 Exception OID_TYPE_NOSUCHOBJECT Missing OID object on the device for specific metric

SNMP Properties Queried

Object Descriptors Numerical OID
$ActiveTime 1.3.6.1.4.1.9.9.171.1.2.3.1.16
$HashAlgo 1.3.6.1.4.1.9.9.171.1.2.3.1.13
$DroppedInBoundPackets 1.3.6.1.4.1.9.9.171.1.2.3.1.21
$DroppedOutBoundPackets 1.3.6.1.4.1.9.9.171.1.2.3.1.29

Calculations Performed

Status Detail Description
Tunnel Uptime The duration of the VPN tunnel being monitored.
Hash Algorithm The hashing algorithm used to compute a hash value from a base input number to encrypt the VPN tunnel.
Dropped Inbound Packets The number of data packets being sent to the monitored device that were lost during the VPN tunnel.
Dropped Outbound Packets The number of data packets being sent from the monitored device that were lost during the VPN tunnel.