Configuring Telco Spans
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E1-specific Span settings apply to both E1 CAS and E1 PRI Spans.
IMPORTANT
All Spans on a Card must use the same clock source.
Segregate Spans with different clock sources onto different Cards.
To configure E1 settings
1.
In the
E1 PRI Span Configuration
dialog box, click the
E1 Setup
tab.
2.
In the
Framing Format
box, click the down arrow and select one of
the following to match the setting at your PBX:
Basic
—Basic/standard frame
CRC4
—Multiframe with Cyclic Redundancy Check 4
Non-CRC4
—Multiframe with no cyclic redundancy check
3.
In the
Line Coding
box, click the down arrow and select one of the
following to match the settings at your PBX:
HDB3
—High Density Bipolar 3
AMI
—Alternate Mark Inversion
4.
In the
Line Length to CO
box, no configuration is necessary; it is set
by default to
Impedence 120
.
5.
In the
Line Length to PBX
box, no configuration is necessary; it is
set by default to
Impedence 120
.
E1-Specific
Span Settings
