Nevion Multicon MRP - Manual (Page 27)

Modular Routing Protocol - MRP Rev. L
nevion.com | 27
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