PPP/4/PAPAUTHFAIL
Message
PPP/4/PAPAUTHFAIL:On the interface [interface-name], PPP link was closed because PAP authentication failed.
Possible Causes
Cause 1:
The authentication time timed out.
Cause 2:
The number of authentication failures exceeded the maximum.
Cause 3:
The PAP control block in the PPP control block was null.
Procedure
- Solution to cause 1:
Change the cable or the interface to ensure that the link is of good quality.
- Solution to cause 2:
Use the ppp pap command to reconfigure user names and passwords on both ends and ensure that the user names and passwords on both ends are the same.
- Solution to cause 3:
Collect log information and configuration information, and then contact technical support personnel.