3com 3031 Instruccion De Instalación
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86
C
HAPTER
9: NTP C
ONFIGURATION
Perform the following in the System View.
The range of the
access-list-number
is 2000 to 2999. Meanings of other access
authorities include:
■
query:
Query can be performed only on the local NTP service.
■
synchronization:
Time request can be performed only on the local NTP
service.
■
Server:
Time request and query can be performed on the local NTP service but
the local clock can not be synchronized to the remote server.
■
Peer:
Time request and query can be performed on the local NTP service and
the local clock can be synchronized to the remote server.
Setting Number of
Sessions Allowed to be
Established Locally
The following configuration is used to set the number of sessions allowed to be
established locally.
established locally.
Perform the following in the System View.
The
number
of the sessions allows to be established locally is in the range of 0 to
100. It is 100 by default.
Displaying and
debugging
debugging
After the above configuration, execute the
display
command in any view to
display the running of the NTP, and to verify the effect of the configuration.
Perform the configuration of the
debugging
command in user view.
Table 91 Setting the access authority of the NTP service of the local router
Operation
Command
Set the access authority of the NTP service of
the local router
the local router
ntp-service access { query |
synchronization | server | peer }
acl-number
synchronization | server | peer }
acl-number
Remove the access authority of the NTP
service of the local router
service of the local router
undo ntp-service access { query |
synchronization | server | peer }
synchronization | server | peer }
Table 92 Setting the number of sessions allowed to be established locally
Operation
Command
Set the number of sessions allowed to be
established locally
established locally
ntp-service max-dynamic-sessions
number
number
Restore the default number of sessions
allowed to be established locally
allowed to be established locally
undo ntp-service
max-dynamic-sessions
max-dynamic-sessions
Table 93 NTP monitoring and maintenance
Operation
Command
Display the state information of the NTP
service
service
display ntp-service status
Display the association state of the NTP
service maintenance
service maintenance
display ntp-service sessions [
verbose ]
verbose ]