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Factory default configuration options are shown in boldface type in the following tables.
Table 1. DTE Interface Configuration Options
Option
DTE Port:
DTE Port:
DTE Frame:
DTE Frame:
DTE Coding:
DTE Coding:
Extrn DLB:
Extrn DLB:
(External DTE Loopback)
Send Ones:
Send Ones:
Table 2. Port Configuration Options (1 of 2)
Option
Port Type:
Port Type:
Base Rate:
B
R t
Net DCLB:
N t DCLB
Port LB:
Port LB:
Factory
Comments/Description
Enab
Enables the use of the DTE Drop/Insert port
Enables the use of the DTE Drop/Insert port.
Disab
CRC4
Selects framing format.
Selects framing format
noCRC
AMI
Selects line coding format
Selects line coding format.
HDB3
Enab
Allows control of DLB on external contact closure
Allows control of DLB on external contact closure.
Disab
Enab
Sends all ones on channels allocated to the network E1 on
Sends all ones on channels allocated to the network E1 on
LOS, LOF, or AIS.
Disab
Factory
Comments/Description
E530
V.35
Selects the port type: EIA-530A, V.35, RS449, or X.21.
S l
t th
RS449
X.21
Nx64
E
Enables the port to either Nx56 or Nx64 rates.
bl
th
Nx56
Enab
Network-initiated DCLB, allows DCLB to be controlled by
Network-initiated DCLB, allows DCLB to be controlled by
inband V.54 codes.
Disab
Disab
DTLB
Port-initiated Loo backs, allows Loo backs to be initiated
Port-initiated Loopbacks, allows Loopbacks to be initiated
through the port by the external DTE.
DCLB
Both
5
t t
EIA 530A V 35 RS449
t t
ith
N 56
N 64
t
X 21
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