Configuring Telco Spans
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T1-specific Span settings apply to T1 PRI, T1 CAS, T1 SS7 bearer, and T1
SS7 signaling link Spans.
IMPORTANT
All Spans on a Card must use the same clock source.
Segregate Spans with different clock sources onto different Cards.
To configure T1 settings
1.
On the
T1 Span Configuration
dialog box, click the
T1 Setup
tab.
2.
In the
Framing Format
box, click the down arrow and select the
correct option to match the Span. Framing Format must be set to the
carrier's setting to ensure proper signal synchronization.
SF
—Super Frame
ESF
—Extended Super Frame
3.
In the
Line Coding
box, click the down arrow and select the correct
option to match the Span:
AMI
—Alternate Mark Inversion
B8ZS
—Bipolar 8 Zero Substitution
4.
Line length to CO
specifies the distance from the Appliance to the
first piece of telephone network equipment. This setting must
correspond to the settings at the telephone network and may not
necessarily match the actual distance. Click the down arrow and select
the option that matches the setting at the telephone network.
T1-Specific
Span Settings
