H3c-technologies H3C WX5500E Series Access Controllers Manuel d'utilisateur télécharger pdf (Page 31)

Configuring NTP authentication for a multicast client

Ste

Command

Remarks

1. Enter system view.

system-view N/A

2. Enable NTP authentication.

ntp-service authentication enable

By default, NTP authentication is

disabled.

3. Configure an NTP

authentication key.

ntp-service authentication-keyid

keyid authentication-mode md5

[ cipher | simple ] value

By default, no NTP authentication

key is configured.

Configure the same authentication

key on the client and server.

4. Configure the key as a trusted

key.

ntp-service reliable

authentication-keyid keyid

By default, the authentication key is

not configured as a trusted key.

Configuring NTP authentication for a multicast server

Ste

Command

Remarks

1. Enter system view.

system-view N/A

2. Enable NTP authentication.

ntp-service authentication enable

By default, NTP authentication is

disabled.

3. Configure an NTP

authentication key.

ntp-service authentication-keyid

keyid authentication-mode md5

[ cipher | simple ] value

By default, no NTP authentication

key is configured.

Configure the same authentication

key on the client and server.

4. Configure the key as a trusted

key.

ntp-service reliable

authentication-keyid keyid

By default, the authentication key is

not configured as a trusted key.

5. Enter VLAN interface view.

interface interface-type

interface-number

N/A

6. Associate the specified key

with the multicast server.

ntp-service multicast-server

authentication-keyid keyid

You can associate a non-existing

key with the multicast server. To

enable NTP authentication, you

must configure the key and specify

it as a trusted key after associating

the key with the multicast server.

Displaying and maintaining NTP

Task Command

Remarks

Display information about

NTP service status.

display ntp-service status [ | { begin |

exclude | include }

regular-expression ]

Available in any view.

Display information about

NTP sessions.

display ntp-service sessions

[ verbose ] [ | { begin | exclude |

include } regular-expression ]

Available in any view.

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H3c-technologies H3C WX5500E Series Access Controllers Manuel d'utilisateur Page 31

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