HP 6125G HP 6125G & 6125G/XG Blade Switches Network Management and Mon - Page 37
Configuring NTP broadcast mode with authentication, Network requirements, Configuration procedure
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12345] 1.0.1.11 127.127.1.0 2 63 64 3 -75.5 31.0 16.5 note: 1 source(master),2 source(peer),3 selected,4 candidate,5 configured Total associations : 1 The output shows that an association has been set up Device B and Device A. Configuring NTP broadcast mode with authentication Network requirements • As shown in Figure 16, configure Device C as a reference source, with the stratum level 3. • Configure Device C to operate in broadcast server mode and send broadcast messages from VLAN-interface 2. • Configure Device A and Device B to operate in broadcast client mode and receive broadcast messages through VLAN-interface 2. • Enable NTP authentication on both Device B and Device C. Figure 16 Network diagram Configuration procedure 1. Set the IP address for each interface as shown in Figure 16. (Details not shown.) 2. Configure Device A: # Configure the Device A to operate in NTP broadcast client mode and receive NTP broadcast messages on VLAN-interface 2. system-view [DeviceA] interface vlan-interface 2 [DeviceA-Vlan-interface2] ntp-service broadcast-client 3. Configure Device B: # Enable NTP authentication on Device B. Configure an NTP authentication key, with the key ID 88 and key value 123456, and specify the key as a trusted key. system-view [DeviceB] ntp-service authentication enable [DeviceB] ntp-service authentication-keyid 88 authentication-mode md5 123456 [DeviceB] ntp-service reliable authentication-keyid 88 30