Hardware

  Catalyst 2950 Catalyst 2960 Catalyst 3550 Catalyst 3560
Auto-MDIX   Yes   Yes
Digital Optical Monitoring   Yes   Yes
Generic Online Diagnostics (GOLD)       Yes
IEEE 802.3af (PoE) support   Yes   Yes
SDM Templates Yes Yes Yes Yes

Layer Two

  Catalyst 2950 Catalyst 2960 Catalyst 3550 Catalyst 3560
Errdisable Autorecovery Yes Yes Yes Yes
Flex Links   Yes Yes Yes
IEEE 802.1ab (LLDP)   Yes   Yes
IEEE 802.1D STP Yes Yes Yes Yes
IEEE 802.1Q Tunneling     Yes Yes
IEEE 802.1Q Trunking Yes Yes Yes Yes
IEEE 802.1s (MST) Yes Yes Yes Yes
IEEE 802.1W (RSTP) Yes Yes Yes Yes
IEEE 802.1x Yes Yes Yes Yes
IEEE 802.3ad (LACP) Yes Yes Yes Yes
Jumbo Frames Yes Yes Yes Yes
Layer 2 Protocol Tunneling (L2PT)     Yes Yes
Per-port VLAN Policing       Yes
Port Security Yes Yes Yes Yes
Private VLANs       Yes
Storm Control Yes Yes Yes Yes
STP BackboneFast Yes Yes Yes Yes
STP Loop Guard Yes Yes Yes Yes
STP PortFast Yes Yes Yes Yes
STP Root Guard Yes Yes Yes Yes
STP UplinkFast Yes Yes Yes Yes
SPAN Yes Yes Yes Yes
RSPAN Yes Yes Yes Yes
UDLD Yes Yes Yes Yes
VLAN ACLs     Yes Yes
VLAN-aware Port Security   Yes   Yes
VTPv2 Yes Yes Yes Yes

Layer Three

  Catalyst 2950 Catalyst 2960 Catalyst 3550 Catalyst 3560
Cisco Express Forwarding     Yes Yes
DHCP Server     Yes Yes
DHCP Snooping Yes Yes Yes Yes
DHCPv6       Yes
HSRP     Yes Yes
IGMP Snooping Yes Yes Yes Yes
IP SLA Monitor     Yes Yes
IP Source Guard     Yes Yes
IPv4 Routing     Yes Yes
IPv6 Routing     Yes Yes
MLD Snooping   Yes   Yes
NSF Awareness     Yes Yes
Policy Routing     Yes Yes
Source-Specific Multicast (SSM)       Yes
VRF Lite     Yes Yes
WCCPv1     Yes Yes
WCCPv2       Yes

Routing Protocols

  Catalyst 2950 Catalyst 2960 Catalyst 3550 Catalyst 3560
BGP     Yes Yes
EIGRP (IPv4)     Yes Yes
EIGRP (IPv6)     Yes Yes
IS-IS       Yes
MP-BGP       Yes
MSDP     Yes Yes
OSPFv2 (IPv4)     Yes Yes
OSPFv3 (IPv6)     Yes Yes
PIMv2     Yes Yes
RIP (IPv4)     Yes Yes
RIPng (IPv6)     Yes Yes

Management

  Catalyst 2950 Catalyst 2960 Catalyst 3550 Catalyst 3560
AutoQoS VOIP Yes Yes Yes Yes
Configuration Rollback   Yes   Yes
Configuration Diff   Yes   Yes
Embedded Event Manager       Yes
Enhanced Tracking Support     Yes Yes
NTP Yes Yes Yes Yes
RADIUS Authentication Yes Yes Yes Yes
RMON Yes Yes Yes Yes
SCP   Yes Yes Yes
SSHv2 Yes Yes Yes Yes
SNMPv2c Yes Yes Yes Yes
SNMPv3 Yes Yes Yes Yes
Syslog over IPv6   Yes   Yes
TACACS+ Authentication Yes Yes Yes Yes


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