Carrier Access SNMP 12.9.1 Self-Test

12-6 9/24/01
Figure 12-1: Loopback Legend
12.9.1 Self-Test
Figure 12-2: Self-Test
Voice
Channels
V.35
Data
Voice
Channels
V.35
Data
These are loops in the
"equipment" direction.
These are loops in the
"network" direction.
DS-1 Network
DS-1 Network
Voice
Channels
V.35
Data
Self-Test
Loop occurs at DS-1 (metallic (Tx to
Rx)),unit checks framing, no BERT
DS-1 Network