3com 5500-ei pwr Guía De Referencia

 

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ntp-service authentication-keyid key-id authentication-mode md5 value 

undo ntp-service authentication-keyid key-id 

System view 

key-id: Authentication key ID, in the range of 1 to 4294967295. You can configure up to 1024 keys. 

value: Authentication key string. You can input 1 to 16 simple text characters, or 24 cipher text 

characters. 

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

Use the undo 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. 

After configuring the NTP authentication key, you need to use the ntp-service reliable 

authentication-keyid command to specify the authentication key as a trusted key.  

Related commands: ntp-service reliable authentication-keyid. 

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

<Sysname> system-view 

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

[Sysname] ntp-service authentication enable 

[Sysname] ntp-service authentication-keyid 10 authentication-mode md5 abc 

ntp-service broadcast-client 

undo ntp-service broadcast-client 

VLAN interface view 

None 

Use the ntp-service broadcast-client command to configure an Ethernet switch to operate in the NTP 

broadcast client mode and receive NTP broadcast packets through the current interface.