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Troubleshooting Vista VPN problems
Hello all. There have been quite a few questions/posts on the technet forums about issues you folks have seen with Windows Vista VPN clients. So we thought we would come up with a post on the common...
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Accessing Network Shares Over a VPN Connection in Windows Vista
It is not possible to access network shares from a Windows Vista machine over a VPN connection if Net BIOS over TCP (NetBT) is disabled on one of the machines or port 139 is blocked. A fix for this...
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Ports affecting the VPN connectivity
If you are running firewall infront of your RRAS server (i.e. between internet and RRAS), then following are the relevant ports which needs to be opened on the firewall for VPN connectivity to be...
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Betterment of diagnostics for VPN connection issues in LH
To have a better diagnostics around VPN connection issues in LH, RRAS has introduced a functionality of tagging the VPN connection related events with what is called as "Correlation-ID" (CoID). The...
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How to debug SSTP specific connection failures
Hi All, To all our beta testers who are trying out SSTP, first of all "many many thanks from my RRAS team". This post talks about how to debug failures specific to SSTP based VPN tunnel (Note: I am not...
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VPN Troubleshooting QA
Hello friends, We get questions,queries,feedback and clarifications from many people about their VPN connections through e-mail. I felt some of these Q&A might help people who face similar...
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Windows Server 2008 and Windows Vista VPN issue with accessing shares
Hello Everyone, my name is Aydin Aslaner, and I am a Support Escalation Engineer on the Microsoft Platform Networking Support team. Today I would like to talk about a issue that we were dealing with...
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3rd party VPN client compatibility with Windows 7 and Windows Server 2008 R2
When you upgrade your computer from an older version of Windows to Windows® 7 or Windows Server® 2008 R2, your 3rd-party virtual private network (VPN) client programs might not work. As Windows...
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What type of certificate to install on the VPN server
Hello Friends,In my previous posting related to VPN tunnel selection, I discussed various scenarios in which you need to install a certificate on the VPN server. To summarize this requirement in a...
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Troubleshooting common VPN related errors
Hello Customers,If you are seeing errors while establishing VPN connection using Windows in-built VPN client, you have reached the right place. This article will help you to easily troubleshoot some...
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Troubleshooting VPN connections : Dr. RRAS
These are some of the common errors we come across when we make a VPN connection to a Routing and Remote Access VPN server:Connection-time errorsError 800: VPN server is unreachableThis occurs often if...
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Enabling logs for RRAS
Failures for RAS connections can be debugged using RAS logs. To enable RAS logs run command “netsh ras set tracing * enabled” Now run the scenario that is failing. Now flush the RAS logs by “netsh ras...
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Cannot reach beyond the RRAS server from VPN clients?
Many a time we face this issue - after making a VPN connection to the Routing and Remote Access server, we are unable to reach the machine on the network behind the VPN server. Here are a few tips to...
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Which ports to unblock for VPN traffic to pass-through?
Little Background: Microsoft RRAS server and VPN client supports PPTP, L2TP/IPSec, SSTP and IKEv2 based VPN connection. PPTP control path is over TCP and data path over GRE. L2TP tunnel traffic is...
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RRAS static packet filters - do's and don'ts
Microsoft RRAS includes a stateless 5 tuple packet filter - also called as Inbound & Outbound packet filters (or static filters). These filters can be applied on any interface - public, private OR...
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Enabling RAS Tracing in Vista/Longhorn Server
Check http://blogs.technet.com/rrasblog/archive/2005/12/22/416421.aspx for information to enable RAS logs on the earlier Windows Versions.RAS Trace logs help in troubleshooting RAS connections related...
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Setting up the SSTP listener and verifying it
We have seen the steps to configure a SSTP server in one of the previous posts. However, we will concentrate on on aspect of the configuration in this post in detail and the most important one too,...
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Troubleshooting VPN connections : Dr. RRAS
These are some of the common errors we come across when we make a VPN connection to a Routing and Remote Access VPN server:Connection-time errorsError 800: VPN server is unreachableThis occurs often if...
View ArticleClik here to view.
Enabling logs for RRAS
Failures for RAS connections can be debugged using RAS logs. To enable RAS logs run command “netsh ras set tracing * enabled” Now run the scenario that is failing. Now flush the RAS logs by “netsh ras...
View ArticleClik here to view.
Cannot reach beyond the RRAS server from VPN clients?
Many a time we face this issue - after making a VPN connection to the Routing and Remote Access server, we are unable to reach the machine on the network behind the VPN server. Here are a few tips to...
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