
Configuring WAN Line Services
8-20
117345-B Rev. 00
• 2e20
• 2e23
• 2e23 Inverted
For more information about running BERT diagnostics, see “Testing FT1
Lines” on page 8-22
.
See the BERT Test Pattern parameter on page A-54
for information.
Configuring NRZI Line Encoding
You can configure the NRZI Enable and NRZI type parameters. If applicable, see
“Configuring a Non-PRI Logical Line” on page 8-12
.
When enabled, the NRZI Enable parameter specifies nonreturn to zero inverted
(NRZI) line encoding to communicate state changes between the subscriber’s
devices across the frame relay network. You can disable communication of such
state changes by setting this parameter to Disable.
See the NRZI Enable parameter on page A-54
for information.
The NRZI Type parameter specifies the NRZI encoding format in the frame on the
logical line. Ignore NRZI Type if you set NRZI Enable to Disable.
Valid options are as follows:
• Mark -- This format uses a 0-bit to indicate a state change and a 1-bit to
indicate no state change.
• Space -- This format uses a 1-bit to indicate a state change and a 0-bit to
indicate no state change.
See the NRZI Type parameter on page A-55
for information.
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