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Appendix C Ports and LEDs
Ports
Console port
Every 5120 EI or 5120 SI switch provides one console port on the front panel.
Table 15 Console port specifications
Item Specification
Connector type
RJ-45
Compliant standard
EIA/TIA-232
Transmission baud rate 9600 bps (default) to 115200 bps
Service
• Provides connection to an ASCII terminal.
• Provides connection to the serial port of a local or remote
(through a pair of modems) PC running terminal emulation
program.
10/100/1000Base-T Ethernet port
Table 16 10/100/1000Base-T Ethernet port specifications
Item Specification
Connector type
RJ-45
Interface standard
• 10 Mbps, half/full duplex
• 100 Mbps, half/full duplex
• 1000 Mbps, full duplex
• MDI/MDI-X, auto-sensing
Max transmission distance
100 m (328.08 ft)
Transmission medium
Category-5 (or above) twisted pair cable
Standards
IEEE 802.3i, 802.3u, 802.3ab
SFP port
All 5120 EI and 5120 SI switches have 1000Base-X SFP ports. For the SFP transceiver modules available
for the 5120 EI switches, see “GE SFP transceiver modules.
” For the SFP transceiver modules available for
the 5120 SI switches, see “SFP transceiver modules and SFP Stacking Kit (only for the 5120 SI switches).”