7 input signal presence status – Nevion Multicon MRP User Manual

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Modular Routing Protocol - MRP

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6.7 Input signal presence status

This command and status applies to levels, virtual tables and salvos.

Input signal presence messages are also sent as status messages when the status
changes.

<command> ::= 'sspi' <tables>

<response> ::= [<input_status> {<LF><input_status>}]

<input_status> ::= 'sspi' <input_item>|<source_item>|<salvo_item>

<input_item> ::= 'l'<level> <input> <presence>

<source_item> ::= 'vt'<vtable> <source> <presence>|('vl'<vlevel>
<presence>)+

<salvo_item> ::= 'sg'<salvo_group> <salvo> <presence>

<presence> ::= 'p'|'u'|'m'

<presence> Current status for the input, source or salvo, can be one of the

following values:

p

Present. All signals are reported as present.

m Missing. One or more inputs do not have a valid signal

u

Unknown. One or more inputs are not able to report if a signal is
present or not.

Examples:

Command:

Response:

Command:

Response:


sspi l16


? "sspi l16"
sspi l16 0 p
sspi l16 1 m
sspi l16 2 m
sspi l16 3 m
sspi l16 4 p
sspi l16 5 p
sspi l16 6 p
sspi l16 7 p

sspi sg1


? "sspi sg1"
sspi sg1 1 p
sspi sg1 2 u
sspi sg1 3 m
sspi sg1 4 u
sspi sg1 5 u


sspi vt4


? "sspi vt4"
sspi vt4 0 p
sspi vt4 1 vl1 m vl2
u
sspi vt4 2 m
sspi vt4 3 u
sspi vt4 4 p
sspi vt4 5 u
sspi vt4 6 vl1 p vl2
m
sspi vt4 7 vl1 p vl2
u

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