Name
ntp peer — global
Synopsis
ntp peeraddress
[versionvalue
] [keykeyid
] [sourceinterface
] [prefer] no ntp peeraddress
Configures
Network Time Protocol (NTP) service
Default
None
Description
This command defines the address of an NTP peer. The router synchronizes its time with the peer’s time and attempts to update the peer’s time. Notice how a peer is different from a server. If you specify an NTP server with the ntp server
command, the router gets its time from the server but does not attempt to update the server’s time.
-
address
The IP address of the NTP peer.
-
version
value
The NTP version (1 through 3). The default is 3.
-
key
keyid
Authentication key to use for this peer. The
ntp authentication-key
command defines the keys and their key IDs.-
source
interface
The interface the router should use to communicate with this peer.
-
prefer
Makes this peer preferred over others.
Example
The following command sets an NTP peer at 10.11.1.2, which is available via the ethernet0
interface.
ntp peer 10.11.1.2 version 2 source ethernet0
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