Enhanced Image IOS

The EI is installed on the 2950G-12, 2950G-24, 2950G-48, 2950G-24-DC, 2950T-24, and 2950C-
24. The EI supports all features of the SI, plus several additions, including enhanced availability,
security, and quality of service (QoS). In addition to the services provided by the SI, the EI supports

8000 MAC addresses in up to 250 VLANs

802.1s Multiple Spanning Tree Protocol

802.1w Rapid Spanning Tree Protocol

Gigabit EtherChannel

Port-based access control lists

DSCP support for up to 13 values