- Cisco 2921 with 3 onboard GE
- 4 EHWIC slots
- 3 DSP slots
- 1 ISM slot
- 256MB CF default, 512MB DRAM default
- IP Base
- Cisco 2951 with 3 onboard GE
- 4 EHWIC slots
- 3 DSP slots
- 1 ISM slot
- 256MB CF default, 512MB DRAM default
- IP Base
- Direct-attach cable
- SFP+ to SFP+
- 10 ft
- twinaxial
- SFF-8436/IEEE 802.3ae
- for Catalyst 2960
- 2960-24
- 2960-48
- 2960G-24
- 2960G-48
- 2960S-24
- 2960S-48; UCS 6140