Cisco 4948 - Catalyst Switch Installation Manual page 100

Transceiver Support for Uplink Ports
When switching from 1-GB SFPs to 10-GB SFP+ transceivers or from an SFP+ to an SFP, the chassis
Note
recognizes the change in speed and sets the port accordingly.
The 10-GB SFP+ transceiver cabling specifications are listed in
Table B-11
SFP+ Transceiver
SFP-10G-SR
(Beige bail-clasp)
SFP-10G-LR
(Blue bail-clasp)
SFP-10G-LRM
SFP-H10GB-CU1M
SFP-H10GB-CU3M
SFP-H10GB-CU5M
Catalyst 4948E an Catalyst 4948E-F Switch Installation Guide
B-10
Appendix B
10-GB SFP+ Transceiver Cabling Specifications
Wavelength Cable Type
(nm)
850 MMF
1310 SMF
1310 MMF
SMF
— Twinax
cable,
30AWG
cable
assembly
— Twinax
cable,
30AWG
cable
assembly
— Twinax
cable,
30AWG
cable
assembly
Transceiver, Chassis Connectors, and Cable and Adapter Specifications
Table B-11.
Core Size Modal
(µm) Bandwidth
(MHz/km)
62.5 160
62.5 200
50.0 400
50.0 500
50.0 2000
G.652 —
62.5 500
50.0 400
50.0 500
G.652 —
— —
— —
— —
Cable Distance
85 ft (26 m)
108 ft (33 m)
216 ft (66 m)
269 ft (82 m)
984 ft (300 m)
6.2 miles (10 km)
722 ft (220 m)
328 ft (100 m)
722 ft (220 m)
984 ft (300 m)
3.28 ft (1 m)
9.84 ft (3 m)
16.4 ft (5 m)
OL-21561-02