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Interface cables and connection methods
For more information about T1 interface cables and connection methods, see "T1 interface."
HMIM-1VE1
Introduction
The 1-port E1 voice interface module (HMIM-1VE1) handles dense voice signals in VoIP system. It
provides a CE1/PRI/R2 port that allows access of a maximum of 30 channels of voice signals.
Interface specifications
Table 159 Interface specifications
Connector D15
Number of connectors 1
Operating mode
• CE1
• ISDN PRI
• R2
Interface rate 2.048 Mbps
Cable
• E1 75-ohm unbalanced coaxial cable
• E1 120-ohm balanced twisted pair cable
• Coaxial connector, network interface connector, and 75ohm-to-120ohm
adapter (with BNC connector)
Supported service
• R2 signaling
• DSS1 signaling
• IP Fax
• General VoIP features in Comware
Interface LEDs
Figure 117 HMIM-1VE1 panel
Table 160 LED description
LINK/ACT
• On means carrier signal has been received.
• Off means no carrier signal has been received.
• Flashing means data is being received and/or transmitted.
LP/AL
• On means the interface is in a loopback.
• Off means no loopback or alarm is present.
• Flashing means an alarm indication signal (AIS), loss of frame
alignment (LFA) signal, or remote alarm indication (RAI) signal is
present.
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