H3c-technologies H3C WX6000 Series Access Controllers Manual de usuario descargar pdf (Pagina 82)

6-14

Configuration Procedure

Configuring NTP authentication for a client

Follow these steps to configure NTP authentication for a client:

To do… Use the command… Remarks

Enter system view

system-view

—

Enable NTP authentication

ntp-service authentication

enable

Required

Disabled by default

Configure an NTP authentication

key

ntp-service authentication-keyid

keyid

authentication-mode

md5

value

Required

No NTP authentication key by

default

Configure the key as a trusted key

ntp-service reliable

authentication-keyid

keyid

Required

No authentication key is configured

to be trusted by default.

Client/server mode:

ntp-service

unicast-server

{ ip-address | server-name }

authentication-keyid

keyid

Associate the specified key with an

NTP server

Symmetric peers mode:

ntp-service unicast-peer

{ ip-address | peer-name }

authentication-keyid

keyid

Required

You can associate a non-existing

key with an NTP server. To enable

NTP authentication, you must

configure the key and specify it as

a trusted key after associating the

key with the NTP server.

After you enable the NTP authentication feature for the client, make sure that you configure for the client

an authentication key that is the same as on the server and specify that the authentication key is trusted;

otherwise, the client cannot be synchronized to the server.

Configuring NTP authentication for a server

Follow these steps to configure NTP authentication for a server:

To do… Use the command… Remarks

Enter system view

system-view

—

Enable NTP authentication

ntp-service

authentication

enable

Required

Disabled by default

Configure an NTP authentication

key

ntp-service authentication-keyid

keyid

authentication-mode

md5

value

Required

No NTP authentication key by

default

Configure the key as a trusted key

ntp-service reliable

authentication-keyid

keyid

Required

No authentication key is configured

to be trusted by default.

Enter interface view

interface

interface-type

interface-number

—

1 2 ... 77 78 79 80 81 82 83 84 85 86 87 ... 178 179

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