General Purpose Switches; Trunk Interface Switches - Nortel Communication Server 1000S Installation And Configuration Manual

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General Purpose Switches

Trunk interface switches

553-3001-201 Standard 2.00
NT5D12 Dual-port DTI/PRI card installation
A per-trunk set of four DIP switches provides the default setting for
operational modes. Switch set S9 is used for Trunk 0. Switch set S15 is used
for Trunk 1. Refer to Table 55'.
Table 55
General purpose switch settings
Switch
1
2
3
4
Transmission Mode
A per-trunk switch provides selection for T1 transmission. See Table 56.
Table 56
Trunk interface transmission mode switch settings
Description
For future use.
T1
September 2004
Description
Framing Mode
Yellow Alarm Method
Zero Code Suppression
Mode
Unused
S4/S10 Switch Setting
OFF
ON
S9/S15 Switch Setting
OFF - ESF
ON - SF
OFF - FDL
ON - Digit2
OFF - B8ZS
ON - AMI
OFF