Glossary
A
active-active failover A high availability mode where both ASAs in a failover pair can stay active and inspect traffic. Each ASA must be active for a different group of security contexts.
active-standby failover A high availability mode where one ASA functions as the active unit, providing all traffic inspection, while the other ASA stays idle and waits to take over the active role.
admin context A special Security Context used for overall device management in multiple mode.
administrative distance An arbitrary index from 0 to 255 that reflects the trustworthiness of a routing information source.
AIP-SSM Cisco Advanced Intrusion and Prevention Security Services Module, designed to help protect the network from attacks and misuse.
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