Exfo ETS-1000G Manuel d'utilisateur Page 24

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Device Description
14 ETS-1000G
External Connectors
External Connectors
The layout of external connectors on the top and side panels of the device
is shown in following figures
LB3 (loopback layer 3) Loopback on the network (third) layer.
LB4 (loopback layer 4) Loopback on the transport (fourth) layer.
BER (bit error rate test) Determining the bit error rate.
PJ (packet jitter) Determining the packet jitter.
GEN (generate) Generating test traffic.
J+G (jitter + generate) The functions of determining the packet jitter and
generating test traffic are started on the same port.
CTR (complex traffic) Generating/receiving complex traffic.
Abbreviation Expansion
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