Mim-Ima-4T1 - HPE FlexNetwork MSR Series Manual

Interface LEDs
Figure 56 MIM-IMA-8E1 (75-ohm) panel
Table 84 LED description
LED
LINK/ACT
LP/AL
Note:
AIS = Alarm indication signal; LFA = loss of frame alignment; RAI = Remote alarm indication
Interface cables and connection methods
For more information about E1 interface cables, see

MIM-IMA-4T1

Introduction
The 4-port ATM inverse multiplexing interface module (MIM-IMA-4T1) provides four/eight T1
interfaces that support the IMA technology. Their network application is similar to the
MIM-IMA-4E1/MIM-IMA-8E1 module.
Interface specifications
Table 85 Interface specifications
Item
Connector
Number of connectors
Interface standard
Cable type
Max transmission distance
Operating mode
Supported service
Protocol
Transmission rate
Description
•
On means carrier signal has been received.
•
Flashing means data is being received or/and transmitted.
•
Off means no carrier signal has been received.
•
On means the interface is in a loopback.
•
Flashing means an AIS, LFA, or RAI alarm signal is present.
•
Off means no loopback or alarm is present.
Specification
DB68
1
ITU-G.703, ITU-G.704
4T1 conversion cable (100-ohm straight-through shielded)
150 m (492.1 ft)
ATM T1 independent link/IMA bundle mode
AAL5
PPPoA, PPPoEoA, IPoA, IPoEoA
CBR/VBR-rt/VBR-nrt/UBR
"E1 interface."
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