PptpdVPN connection Error

Source: Internet
Author: User
Tags server error log
PptpdVPN connection error-Linux Enterprise Application-Linux server application information. For more information, see. Centos 5.3 64-bit Operating System
After the installation is complete, the firewall can be started normally and disabled during the test.

When connecting to a windows client, error 800 is displayed when you use a VPN automatic connection. If you select a pptpd vpn connection, error 651 is returned.

View Server Error log:
Jan 6 07:11:50 has01 pptpd [8361]: CTRL: Client 114.232.127.159 control connection started
Jan 6 07:11:50 has01 pptpd [8361]: CTRL: EOF or bad error reading ctrl packet length.
Jan 6 07:11:50 has01 pptpd [8361]: CTRL: couldn't read packet header (exit)
Jan 6 07:11:50 has01 pptpd [8361]: CTRL read failed
Jan 6 07:11:50 has01 pptpd [8361]: CTRL: Client 114.232.127.159 control connection finished

Many people have encountered this problem on the Internet, but have not found any related solutions.
Which expert knows the cause and provides a solution?
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