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SmartSwitch 9A100 User Guide 2-3
Switch Installation and Setup Inspecting the Switch
If the hardware configuration is incorrect, contact Cabletron customer support immediately.
2.2.1 DS3 and E3 I/O Module Configuration
Table 2-2 shows the pre-configured values for both the DS3 (6A-IOM-67-4) and E3 (6A-IOM-77-4) I/O modules.
These values cannot be changed. Accordingly, configure the connecting device’s interface to use these values.
Table 2-1 I/O module ID numbers
Face Plate Number Physical Specification
6A-IOM-21-4
155 Mbps OC-3/STM-1, MMF/SC (4 ports)
6A-IOM-22-4
155 Mbps STS-3c/STM-1, UTP-5/RJ-45 (4 ports)
6A-IOM-29-4
155 Mbps OC-3/STM-1, SMF-IR/SC (1 port), MMF/SC (3 ports)
6A-IOM-29-4-IR
155 Mbps OC-3/STM-1, SMF-IR/SC (4 ports)
6A-IOM-29-4-LR
155 Mbps OC-3/STS-1, SMF-LR/SC (4 ports)
6A-IOM-31-1
622 Mbps OC-12/STM-4, MMF/SC (1 port)
6A-IOM-39-1
622 Mbps OC-12/STM-4, SMF-IR/SC (1 port)
6A-IOM-39-1-LR
622 Mbps OC-12/STM-4, SMF-LR/SC (1 port)
6A-IOM-67-4
45 Mbps DS-3, Coax/BNC (4 ports)
6A-IOM-77-4
34 Mbps E-3, Coax/BNC (4 ports)
Table 2-2 DS3 and E3 module settings
Protocol Mode Framing Empty Cell Timing Scrambling Length
DS3
plcp cbit unassigned internal off greater than 225 feet
E3
plcp G.751 unassigned internal off N/A