Ultra electronics VersaMux-4000 Operations & Installation Manual page 124

Trunk group multiplexer
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Figure 6-4
Figure 6-5
Page 6-8
Internal Loopbacks
Figure 6-4
illustrates an internal loopback on a port module. The internal loopback
sends the transmit data from the aggregate back to the aggregate as the receive
data. In addition the transmit data continues on to the user port.
Aggregate
Tx Data
Rx Data
Internal Loopback Diagram for a Port Module
Figure 6-5
illustrates an internal loopback on an aggregate module. The internal
loopback sends the transmit data from the multiplexer/demultiplexer back to the
multiplexer/demultiplexer as the receive data. In addition the transmit data
continues on to the aggregate port.
Mux/Demux
Tx Data
Rx Data
Internal Loopback Diagram for an Aggregate Module
VersaMux-4000 Operation & Installation Guide
Chapter 6: Diagnostics
Port Module
Aggregate Module
User Port
Aggregate Port
Part No. 24001157
Revision C

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