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|Omschrijving||IOS Software for the Cisco Catalyst 4500 Series Supervisor Engines IV, V, and V-10GE (Enterprise Services image with BGP support)
Nonstop Forwarding with Stateful Switchover (NSF/SSO): Ensures continuous packet forwarding in a Layer 3 routing environment during supervisor engine switchover.
– Nonstop traffic forwarding, transparent to users, such as voice over IP (VoIP) and mission-critical applications.
Control Plane Policing (CoPP): Protects the supervisor CPU by rate limiting and filtering out malicious traffic in hardware.
– Ensures network stability and availability and predictable network performance by controlling the traffic to the supervisor CPU.
Web Content Communication Protocol (WCCPv2) Layer 2 Redirection: Transparently redirects content requests to directly connected content engines via a L2/MAC address rewrite.
– Improves user response time and content availability by serving content locally on the LAN instead of the WAN.
Network Admission Control (NAC) and 802.1x Enhancements (MAC Authentication Bypass, 802.1x Inaccessible Authentication Bypass, 802.1x Unidirectional Controlled Port): Helps ensure that endpoints comply with security policies to protect networks against worms and viruses.
– Increases flexibility of NAC and 802.1x deployments.
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