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Tag Archives: Failover

VPN_Preempt
Thursday / Jan 11, 2018 /

Cisco ASA VPN failover & Preempt

Ziaul / ASA, Cisco, VPN /

In a situation where VPN failover feature on same encryption domain and preempt feature is needed, the following solution can be used. This is done using EEM script and supported from IOS 9.2+. Embedded Event Manager (EEM) feature enables debugging problems and provides general purpose logging for troubleshooting. The EEM responds to events in the […]

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Active_Active_topology
Sunday / Aug 23, 2015 /

Cisco ASA Firewall High Availablity – Active/Active Failover Configuration

Ziaul / ASA, Network Security /

The Cisco ASA failover configuration requires two identical security appliances connected to each other through a dedicated failover link and, optionally, a stateful failover link. The health of the active interfaces and units is monitored to determine if specific failover conditions are met. If those conditions are met, failover occurs. In case of Active/active configuration […]

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