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UKTrunk cards description 553-3001-173
NT5K18 — Exchange Line trunk card
Functional description
The NT5K18 Exchange Line trunk card provides the interface between a
trunk and either an NT8D37 Intelligent Peripheral Equipment module
(IPE) or NT8D11 Common Equipment/Peripheral Equipment (CE/PE)
module.
The Exchange Line trunk card can be installed in any PE slot in an IPE or
CE/PE Module. Up to sixteen cards can be installed in one NT8D37 IPE
module. An NT8D11 CE/PE module can hold up to ten NT5K18
Exchange Line trunk cards.
Refer to the “UK Analog Hardware Support” feature to assist in
configuring the NT5K18 circuit card. This feature is described in Features
and Services for Generic X11 Supplementary Features
Appendix 2 to 553—
2311—105.
Trunk types supported
The Exchange Line trunk card has eight identical units. The trunk type of
each unit is configured independently in the trunk data block (LD 14) as
one of the following:
•
Exchange line - ground start
•
Exchange line - loop start with disconnect clear release
•
Exchange line - loop start with loop guarded release
The Exchange Line trunk card also supports Direct Inward System Access
(DISA).
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United Kingdom
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