3Com 4500 50-PORT manual Enable the NTP authentication, SW4500 ntp-service authentication enable

408CHAPTER 12: USING SYSTEM MANAGEMENT COMMANDS

Description

Use the ntp-service authentication enable command to enable the NTP authentication.

Use the undo ntp-service authentication enable command to disable the

NTP authentication.

By default, the NTP authentication is disabled.

Example

Enable the NTP authentication.

<SW4500> system-view

System View: return to User View with Ctrl+Z.

[SW4500] ntp-service authentication enable

ntp-service authentication-keyid

Syntax

ntp-service authentication-keyid key-idauthentication-mode md5

value

undo ntp-service authentication-keyid key-id

View

System view

Parameter

key-id: Authentication key ID, in the range of 1 to 4294967295.

value: Authentication key, a string comprising 1 to 32 characters. Up to 1024 keys can be configured.

Description

Use the ntp-service authentication-keyid command to configure an NTP authentication key.

Use the ntp-service authentication-keyid command to remove an NTP authentication key.

By default, no NTP authentication key is configured.

Currently, the system only supports the message digest 5 (MD5) algorithm.

Example

Configure an MD5 authentication key, with the key ID being 10 and the key being BetterKey.

<SW4500> system-view

System View: return to User View with Ctrl+Z.

[SW4500] ntp-service authentication-keyid 10 authentication-mode md5

BetterKey