The following log contents appear for each connection failure when Rehl (619 error) occurs when the PPTP VPN server connection is set up to view the system log [Cat/var/log/messages |grep pptpd]:
Gre:read (fd=6,buffer=80504c0,len=8196) from PTY failed:status =-1 Error = Input/output error, usually caused by unexpec Ted Termination of PPPD, check option syntax an
box in front of the allow others to set up a tunnel operation to my computer's private link (W) over the Internet or another network, as shown in the figure:
Click the "User" tab above and click "New (N) ..." below to create a username and password and select the existing username and password, as shown in
To the Network tab, click Install (I) → "Protocol" Select the one that contains the IPX protocol, click OK, as shown in the following figure:
VPS Linux Centos6.3 build a VPN (pptpd) Server 1. find the software package: Run wget http://poptop.sourceforge.net/yum/stable/packages/pptpd-1.3.4-2.el6.x86_64.rpm in Centos System (it seems sourceforge.net this I can not open this campus network, or OpenShift to download) 2. check System Support and install the ppp and iptables package. The latter is usually installed by default. Use the local yum source
Installing PPTP server Yum Install Pptpd-yEdit Vim/etc/ppp/chap-secretsJoin a line User name pptpd Password *Start pptpd Service PPTPD StartTry to connect to the client, establish a PPTP connection, remember to go to advanced settings, open use MPPE encryption, or not even Even after, can't surf the internet, first disconnect, behind still have work to do. Set
VPN (Virtual Private Network) is an extension of a Private Network. It can simulate a point-to-point Private connection through a shared Internet or public Network connection, send data between a local computer and a remote computer. It has good confidentiality and is not subject to authorization, so that both parties can establish a free and secure point-to-point connection. The following describes how to
VPN (Virtual Private Network) is an extension of a Private Network. It can simulate a point-to-point Private connection through a shared Internet or public Network connection, send data between a local computer and a remote computer.It has good confidentiality and is not subject to authorization, so that both parties can establish a free and secure point-to-point connection. The following describes how to q
VPN Client Connection Linux server access slows down how to solve
There are three ways to solve the problem:
Method One: Edit pptpd source code, increase MTU;
Method Two: Use a script to increase the MTU after the PPTP interface is connected to the up;
Method III: Do not use MPPE encryption;
The first, although fundamentally solves the problem, but because
For small and medium-sized enterprises, there are many free open-source router and firewall solutions, and there are even several solutions for large enterprises. Many of them also provide other LAN services, such as virtual private network VPN) servers, hotspot gateways, and forced Network portal captive portals ).
This article will introduce some free and open
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