This object indicates the numerically lowest available
index within this entity, which may be used for the
value of etsysSyslogServerIndex in the creation of a
new entry in the etsysSyslogServerTable.
An index is considered available if the index value
falls within the range of 1 to 8 and is not being used
to index an existing entry in the etsysSyslogServerTable
contained within this entity.
A value of zero indicates that all of the entries in the
etsysSyslogServerTable are currently in use.
This value should only be considered a guideline for
management creation of etsysSyslogServerEntries, there
is no requirement on management to create entries based
upon this index value.