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Chapter 3. Configuration
61200217L1-1 T3SU 300 User Manual 3-3
Figure 3-2. DS3 Network Configuration Menu
DS3 Framing
Set the framing format to match the format of the receive signal at
the network interface. C-bit parity and M13 framing formats are
supported.
Line Length
Set the line length to reflect the physical length of the DS3 network
line. Set to
L
ONG
if the cabling distance exceeds 50 feet; set to
S
HORT
if the distance is less than 50 feet.
DS3 Timing
Set the timing to
L
OOP
if the T3SU 300 is to derive timing from the
network; set to
L
OCAL
if the unit is to be the master timing source
for the circuit. In most cases, the unit should be configured for
L
OOP
timing.