Refer to the exhibit.
The ntp server 192.168.0.3 command has been configured on router 1 to make it an NTP client of router 2.
Which command must be configured on router 2 so that it operates in server-only mode and relies only on its internal clock?
A.Router2(config)#ntp passive B.Router2(config)#ntp server 172.17.0.1 C.Router2(config)#ntp master 4 D.Router2(config)#ntp server 192.168.0.2正确答案D
