User Manual

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6.8 E & M signalling with an E-QUE E1 / T1 interface card
When you enable E & M signaling on an E1 / T1 direct E-QUE card, you associate a GPI
and a GPO in EHX with each configured port.
You can use the:
GPI (General Purpose Input) to trigger an action / control on an incoming
signalization.
GPO (General Purpose Output) to trigger an outgoing signalization from a control.
6.8.1 Example: Ship-to-shore satellite system
Figure 15: Ship-to-Shore E & M signaling
Shore
Ship
On-
shore
communications
system
System frame
(matrix
)
FOR-22
module
Radio
= T
1
= 4W
=
Incoming E & M signal
=
Outgoing E & M signal
Satellite
Router (Voice)
48
Eclipse HX Matrix Frame Installation Guide