ntp access-group — global
ntp access-group [
access-listno ntp access-group [
Network Time Protocol (NTP) service
This command applies an access list to the router’s NTP service.
Optional. Specifies the type of NTP queries to which the access list applies. Valid values are
query-only allows NTP control requests only;
serve-only allows time requests only;
serve allows time requests and NTP control requests, but does not allow the router to synchronize its time with another NTP peer;
peer allows time requests, NTP control requests, and time synchronization with other NTP peers. If this keyword is omitted, the access list applies to all queries.
A standard access list to be applied to NTP connections.