3Com 5500G, 4210, 4200G manual Configuration Procedure Configure Device B

NTP Client/Server Mode with Authentication Configuration 277

■Device B is a Switch 5500, which takes Device A as the time server and works in the client mode. Device A automatically works in the server mode.

■Configure NTP authentication between Device A and Device B.

Applicable Products

Product series	Software version	Hardware version
Switch 5500	Release V03.02.04	All versions
Switch 5500G	Release V03.02.04	All versions
Switch 4500	Release V03.03.00	All versions
Switch 4210	Release V03.01.00	All versions

Configuration Procedure ■ Configure Device B.

# Set Device A as the time server.

<DeviceB> system-view

[DeviceB] ntp-service unicast-server 1.0.1.11

# Enable the NTP authentication function.

[DeviceB] ntp-service authentication enable

# Set MD5 key numbered 42, with the key content aNiceKey.

[DeviceB] ntp-service authentication-keyid 42 authentication-mode md

5 aNiceKey

# Specify key 42 as a trusted key.

[DeviceB] ntp-service reliable authentication-keyid 42

[DeviceB] ntp-service unicast-server 1.0.1.11 authentication-keyid 42

■Configure Device A.

# Enable the NTP authentication function.

<DeviceA> system-view

[DeviceA] ntp-service authentication enable

# Set MD5 key numbered 42, with the key content aNiceKey.

[DeviceA] ntp-service authentication-keyid 42 authentication-mode md

5 aNiceKey

# Specify key 42 as a trusted key.

[DeviceA] ntp-service reliable authentication-keyid 42

Complete Configuration ■ Configuration on Device B.

#

ntp-service authentication enable

ntp-service authentication-keyid 42 authentication-mode md5 X&9#$^U (!:[Q=^Q‘MAF4<1!!