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With PPP, you can use either CHAP or PAP authentication protocol (or Both - CHAP first and if it fails then use PAP). Of the following, which two statements correctly describe how PAP and CHAP operate? (Choose two)
CHAP only requires the remote device to send a username and password to be checked against an entry from the local database or TACACS
PAP only checks usernames and passwords against an entry from the local database
CHAP sends a randomly generated "challenge" string to the remote device; encryption using a shared secret is performed by the remote device
with CHAP, authentication information is sent in clear-text
PAP requires the remote device to send a username and password to be checked against an entry from the local database or TACACS
With PPP, you can use either CHAP or PAP authentication protocol(or Both - CHAP first and if it fails then use PAP). With PAP, authentication process requires the remote device to send a username and password (Both sent in clear text) to be checked against an entry from the local database or TACACS t. With CHAP, a randomly generated "challenge" string to the remote device is sent; MD5 encryption using a shared secret is performed by the remote device.
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