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Interface Card and Interface Module Manual
H3C MSR 20/30/50 Series Routers
Chapter 3 Multifunctional Interface Modules
3-19
Table 3-10
Interface attributes of MIM-1E1/MIM-2E1/MIM-4E1 and
MIM-1E1-F/MIM-2E1-F/MIM-4E1-F
Description
Attribute
MIM-1E1/1E1-F
module
MIM-2E1/2E1-F
module
MIM-4E1/4E1-F
module
Connector DB-15
DB-15
DB-25
Number of
connectors
1 2 1
Interface
standard
G.703, G.704
Interface rate
2.048 Mbps
Cable type
E1 75-ohm non-balanced coaxial cable
E1 120-ohm balanced twisted pair cable
120-ohm 4E1 conversion cable (MIM-4E1/MIM-4E1-F modules)
75-ohm 4E1 conversion cable (MIM-4E1/MIM-4E1-F modules)
Coaxial connector, network interface connector and 75-ohm to
120-ohm adapter (with BNC connector)
Operating mode
E1, CE1, ISDN PRI (only supported by
MIM-1E1/MIM-2E1/MIM-4E1)
FE1 (only supported by MIM-1E1-F/MIM-2E1-F/MIM-4E1-F)
Supported
service
1) Backup
2) Terminal access service
3) ISDN PRI (only supported by MIM-1E1/MIM-2E1/MIM-4E1)
3.6.3 Interface LEDs
MIM-1E1 and MIM-1E1-F panels are similar. The following figure illustrates an
MIM-1E1 panel.
F(35,
Figure 3-27
MIM-1E1 panel
The panels of MIM-2E1 and MIM-2E1-F are similar. The following figure illustrates an
MIM-2E1 panel.