What is the default authentication in RIPv2 when authentication is enabled?
A. SHA1 authentication
B. Enable password authentication
C. Plaintext authentication
D. MD5 authentication
What is the default authentication in RIPv2 when authentication is enabled?
A. SHA1 authentication
B. Enable password authentication
C. Plaintext authentication
D. MD5 authentication
C
https://www.cisco.com/c/en/us/support/docs/ip/routing-information-protocol-rip/13719-50.html
The default authentication used in RIPv2 is plain text authentication, when authentication is enabled in the previous step. So, if using plain text authentication, this step is not required.