Cisco PIX 525 Licenses
License Function
Restricted Software License Support for 128 MB of RAM and up to six total 10/100
interfaces or three Gigabit interfaces (plus the two 10/100
onboard interfaces).
Unrestricted Software License Support for 256 MB of RAM, a total of eight 10/100 interfaces or
three Gigabit interfaces (plus the two onboard 10/100 interfaces),
stateful failover, integrated VAC or VAC+, and 50 security
contexts.
Failover Software License Support for a “hot standby” system designed to operate in
conjunction with an active system running the unrestricted
license.