Datasheet

108
Release Notes for Cisco IOS Release 12.1E on the Catalyst 6500 and Cisco 7600 Supervisor Engine and MSFC
OL-2310-11
New Features
• The Layer 2 features are as follows:
Note The following chapter references are to the Catalyst 6500 Series Cisco IOS Software
Configuration Guide.
– Layer 2 switch ports and VLAN trunks with the Dynamic Trunking Protocol (DTP), including
support on Gigabit Ethernet ports for jumbo frames (refer to the “Configuring Layer 2 Ethernet
Interfaces” chapter)
– VLANs (refer to the “Configuring VLANs” chapter)
– VLAN Trunk Protocol (VTP) and VTP domains (refer to the “Configuring VTP” chapter)
– Spanning Tree Protocol (refer to the “Configuring STP” chapter)
– Spanning tree PortFast, UplinkFast, and BackboneFast (refer to the “Configuring STP Features”
chapter)
– IGMP snooping (refer to the “Configuring IGMP Snooping” chapter)
– Broadcast Suppression (refer to the “Configuring Broadcast Suppression” chapter)
• The Layer 3 features are as follows:
– Layer 3 routing protocols (refer to the Cisco IOS Network Protocols Configuration Guides,
Parts 1 and 2, and the Cisco IOS Network Protocols Command Reference publication, Parts 1
and 2):
Static IP routing
IP routing protocols
IP multicast routing protocols
IPX routing protocols
Apollo
AppleTalk Routing
DECnet
VINES
XNS
– Layer-3 related protocols (refer to the Cisco IOS Release 12.1 Network Protocols
Configuration Guides, Parts 1 and 2, and the Cisco IOS Release 12.1 Network Protocols
Command Reference publication, Parts 1 and 2):
Internet Group Management Protocol (IGMP) v1 and v2
Cisco Group Multicast Protocol (CGMP) server support
Full Internet Control Message Protocol (ICMP) support
Gateway Discovery Protocol (GDP)
ICMP Router Discovery Protocol (IRDP)
Multicast Source Discovery Protocol (MSDP)
Multicast Border Gateway Protocol (MBGP)
– Jumbo frame support on Gigabit Ethernet ports (refer to the “Configuring Layer 3 Ethernet
Interfaces” chapter)
• Data-link switching plus (DLSw+)
• WCCP, versions 1 and 2