Network interface, Network interface -3, Sts-1 configuration -3 – ADTRAN 4200659L1 User Manual
Page 49: Line length -3 timing -3, Figure 3-3, Network configuration menu -3, Sts-1 configuration
Chapter 3. Configuration
61200659L1-1
MX2800 STS-1 User Manual
3-3
NETWORK INTERFACE
Select
N
ETWORK
I
NTERFACE
to access the network configuration
parameters (see Figure 3-3). Configure the MX2800 STS-1
network settings to match the STS-1 signal received from the
service provider.
Figure 3-3. Network Configuration Menu
STS-1 Configuration
Use the
STS-1 C
ONFIGURATION
selections described below to
configure the STS-1 network settings to match your application.
Line Length
Set the line length to reflect the physical length of the STS-1
network line. Set to
L
ONG
if the cabling distance is between
225-450 feet; set to
S
HORT
if the distance is less than 225 feet.
Timing
Selects the source of timing used to derive the transmit signal. The
MX2800 STS-1 has three modes of timing operation:
L
OOP
,
F
REE
-
R
UN
, and
E
XTERNAL
.
L
OOP
timing configures the unit to recover
clocking from the STS-1 receive signal. Loss of the STS-1 receive