Configuring NTP
Because time is such an important factor, you should use Network Time Protocol (NTP) to synchronize the time in the network so that events that generate messages and time stamps can be correlated. You can use CCP to implement the NTP in addition to using the CLI. Let’s take a look at both right now.
To configure the NTP, you first need to know what the IP address is of the NTP server you will be working with, and you also want to know what the authentication key is and the key ID. NTP authentication is not required to function, but is a good idea to ensure that the time is not modified because of a rogue NTP server sending inaccurate NTP messages using a spoofed source IP address.
Armed with the NTP server information, in CCP ...
Get Santos:CCNA Sec 210-260 OCG now with the O’Reilly learning platform.
O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.
