A-8
Cisco ASDM User Guide
OL-16647-01
Appendix A Feature Licenses
PIX 535 Feature Licenses
Table A-9 PIX 535 Security Appliance License Features
PIX 535 R (Restricted) UR (Unrestricted) FO (Failover)1
1. This license can only be used in a failover pair with another unit with a UR license. Both units must be the same model.
FO-AA (Failover
Active/Active)1
Users,
concurrent
Unlimited Unlimited Unlimited Unlimited
Security
Contexts
No support 2 Optional licenses: 2Optional licenses: 2Optional licenses:
510 20 50 510 20 50 510 20 50
IPSec Sessions 2000 2000 2000 2000
Clientless SSL
VPN Sessions
No support No support No support No support
VPN Load
Balancing
No support No support No support No support
TLS Proxy for
SIP and Skinny
Inspection
No support No support No support No support
Failover No support Active/Standby
Active/Active
Active/Standby Active/Standby
Active/Active
GTP/GPRS None Optional license:
Enabled
None Optional license:
Enabled
None Optional license:
Enabled
None Optional license:
Enabled
Max. VLANs 50 150 150 150
Concurrent
Firewall Conns2
2. The concurrent firewall connections are based on a traffic mix of 80% TCP and 20% UDP, with 1 host and 1 dynamic translation for every 4 connections.
250 K 500 K 500 K 500 K
Max. Physical
Interfaces
8141414
Encryption None Optional licenses: None Optional licenses: None Optional licenses: None Optional licenses:
Base
(DES)
Strong
(3DES/
AES)
Base
(DES)
Strong
(3DES/
AES)
Base
(DES)
Strong
(3DES/
AES)
Base
(DES)
Strong
(3DES/
AES)
Min. RAM 512 MB (default) 1024 MB 1024 MB 1024 MB