3Com MSR 20, MSR 30, MSR 50 manual Overview

10CHAPTER 1: OVERVIEW

1-port ISDN BRI S/T interface card (SIC-1BS) 2-port ISDN BRI S/T interface card (SIC-2BS) 1-port ISDN BRI U interface card (SIC-1BU) 2-port ISDN BRI U interface card (SIC-2BU)

Voice interface cards 1-port voice subscriber circuit interface card (SIC-1FXS) 2-port voice subscriber circuit interface card (SIC-2FXS) 1-port voice AT0 analog trunk interface card (SIC-1FXO) 2-port voice AT0 analog trunk interface card (SIC-2FXO) 1-port CE1/PRI/R2 compatible interface card (SIC-1VE1) 1-port CT1/PRI compatible interface card (SIC-1VT1)

1-port ISDN BRI S/T voice interface card (SIC-1BSV)

2-port ISDN BRI S/T voice interface card (SIC-2BSV)

MIM/DMIM/XMIM H3C MSR 30 series routers provide MIM slots and support the following MIM/DMIM/XMIM:

Ethernet modules 1-port 10Base-T/100Base-TX Fast Ethernet interface module (MIM-1FE) 2-port 10Base-T/100Base-TX Fast Ethernet interface module (MIM-2FE)

4-port 10Base-T/100Base-TX Fast Ethernet interface module (MIM-4FE)

1-port 10Base-T/100Base-TX/1000Base-T Ethernet electrical interface module (MIM-1GBE)

2-port 10Base-T/100Base-TX/1000Base-T Ethernet electrical interface module (MIM-2GBE)

1-port 1000Base-SX/1000Base-LX gigabit Ethernet fiber interface module (MIM-1GEF)

2-port 1000Base-SX/1000Base-LX gigabit Ethernet fiber interface module (MIM-2GEF)

16-port 10/100 Mbps Layer 2 switching interface module (MIM-16FSW)

24-port 10/100 Mbps Layer 2 switching interface module (DMIM-24FSW)

16-port 10/100 Mbps Ethernet Layer 2 switching PoE interface module (DMIM-16FSW-POE)

24-port 10/100 Mbps Ethernet Layer 2 switching PoE interface module (DMIM-24FSW-POE)