C
HAPTER
20
| System Management Commands
Time
– 754 –
md5 - Specifies that authentication is provided by using the
message digest algorithm 5.
key - An MD5 authentication key string. The key string can be up to
32 case-sensitive printable ASCII characters (no spaces).
DEFAULT SETTING
None
COMMAND MODE
Global Configuration
COMMAND USAGE
â—† The key number specifies a key value in the NTP authentication key list.
Up to 255 keys can be configured on the switch. Re-enter this
command for each server you want to configure.
â—† Note that NTP authentication key numbers and values must match on
both the server and client.
â—† NTP authentication is optional. When enabled with the ntp
authenticate command, you must also configure at least one key
number using this command.
â—† Use the no form of this command without an argument to clear all
authentication keys in the list.
EXAMPLE
Console(config)#ntp authentication-key 45 md5 thisiskey45
Console(config)#
RELATED COMMANDS
ntp authenticate (753)
ntp client This command enables NTP client requests for time synchronization from
NTP time servers specified with the ntp servers command. Use the no
form to disable NTP client requests.
SYNTAX
[no] ntp client
DEFAULT SETTING
Disabled
COMMAND MODE
Global Configuration
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