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Forefront TMG Product Team Blog

Further details and guidance regarding discontinuation of TMG Web Protection Services

As discussed in the following blog, the Forefront Threat Management Gateway (TMG) Web Protection...

Date: 12/15/2015

Important Reminder for Forefront Threat Management Gateway (TMG) Web Protection Services customers

Just a quick FYI in case you missed it. The information below was posted to the Microsoft...

Date: 11/02/2015

Modernizing Microsoft Application Access with Web Application Proxy and Azure Active Directory Application Proxy

As the trends toward bring-your-own-device (BYOD) and Internet Protocol version 6 (IPv6) security...

Date: 06/30/2015

KB: HTTPS inspection in Forefront Threat Management Gateway 2010 doesn't use the full URL path for URL categorization

When HTTPS inspection is enabled, Microsoft Forefront Threat Management Gateway 2010 (TMG 2010) uses...

Date: 03/18/2015

Missing BDA hook rules – impact and potential root cause

Some of you may have already heard and know what NLB is and how it works as described in the general...

Date: 09/18/2014

How to create a CNG HTTPSi cert using a 2008r2 CA

In a previous article we explained how to create a self-signed CNG certificate, suitable for the...

Date: 08/29/2014

TMG SP2 Rollup 5 now available

We are happy to announce the availability of Rollup 5 for Forefront Threat Management Gateway (TMG)...

Date: 06/30/2014

TMG HTTPS inspection is failing if the target Web site is using a CNG certificate

If you have configured HTTPS Inspection on TMG you may not be able to access some sites such as...

Date: 05/28/2014

TMG Web Listener Certificate "Private Key handle error" 0x80090016

You may face an issue with a certificate assigned to a listener that suddenly becomes invalid and...

Date: 05/27/2014

The case of the big AD LDS database

recently we were working with customers, who did run into issues where the AD LDS database grew very...

Date: 12/10/2013

TMG SP2 Rollup 4 available

We are happy to announce the availability of Rollup 4 for Forefront Threat Management Gateway (TMG)...

Date: 11/08/2013

ISA 2006 / TMG 2010: DISABLE CLIENT-INITIATED SSL RENEGOTIATION, PROTECTING AGAINST DOS ATTACKS AND MALICIOUS DATA INJECTION

In these days we received a considerable number of support requests asking for more info about...

Date: 09/18/2013

TMG Service recovery actions

If the Firewall service crashes a number of times within a short time period it does not...

Date: 06/10/2013

Error 64 “ The specified network name is no longer available” while accessing a HTTPS site through ISA 2006

  Here’s some info on an interesting support issue I worked the other day. If you happen to run...

Date: 05/29/2013

KB: A recurring monthly report job does not run when expected on an array in Forefront Threat Management Gateway 2010

Just wanted to let you know about a new KB article we published today. This one is a TMG article...

Date: 04/16/2013

Forefront Unified Access Gateway 2010 Service Pack 3 Rollup 1 is available for download

We are happy to announce that Rollup 1 for Forefront UAG 2010 Service Pack 3 has been released. UAG...

Date: 04/15/2013

TMG stopped processing web proxy requests

This post is about an issue I worked on several days ago. Symptom: ======== My customer had a TMG...

Date: 04/09/2013

How to configure the TMG Service Account to avoid problem with logging on SQL Server

One of the features introduced with TMG Service Pack 2 is to run the Firewall Service with a Domain...

Date: 04/02/2013

Clients Are Not Prompted to Choose a Certificate When Authenticating to ISA/TMG

  Recently I have been seeing an increasing number of cases with the same symptom especially in...

Date: 03/06/2013

Access to remote FTP server through TMG 2010 may fail with error 550 (Access Denied)

Hi everybody! In this article we will see how to troubleshoot an issue with accessing an FTP server...

Date: 03/05/2013

You can remotely manage the Enterprise Policy, but not the Array Policy

  I’ll try to elaborate on the issue using as many illustrations and snapshots as possible....

Date: 02/08/2013

TMG SP2 Rollup 3 available

We are happy to announce the availability of Rollup 3 for Forefront Threat Management Gateway (TMG)...

Date: 01/17/2013

TMG services hang at startup due to third party service

  This post is, once again, about an issue I worked on few days back.  Before I start...

Date: 01/02/2013

TMG sources outgoing packets with Secondary IP addresses

  Hello Everyone! We’ve seen a few cases lately dealing with TMG servers sourcing outgoing...

Date: 12/31/2012

How to delegate credentials sending only the username to an internal webserver using TMG 2010

Sergio Medina here, and today I want to talk about a question we receive every now and then and...

Date: 12/12/2012

How to implement PEAP-MSCHAPv2 as authentication method for VPN connections in TMG 2010

As you may know, there is a known security vulnerability for the authentication method MS-CHAPv2....

Date: 12/10/2012

How to determine if a client request contains a Multi-Line Header

  This post is about an issue that I came across, while working on a case recently. SCENARIO:...

Date: 11/13/2012

Setting up TMG 2010 Where EMS is a Domain Member and Array Servers are in a Workgroup

  Introduction I have seen a number of cases where customers were installing TMG 2010 in a...

Date: 11/01/2012

Using the Account Lockout Feature in TMG 2010

Introduction A much needed feature was added in Service Pack 2 for Forefront TMG 2010. This great...

Date: 11/01/2012

TMG 2010 – Error “setup failed while registering Forefront TMG managed performance monitor” prompted while installing or repairing the TMG installation

It can happen while installing Forefront TMG 2010 or during a repair that we hit the following...

Date: 10/05/2012

TMG Logging to LLQ

One of the problems causing TMG to log to LLQ instead of the database is the presence of orphaned...

Date: 09/18/2012

Important Information Regarding Changes to Forefront Product Roadmaps

Today, as a result of our effort to better align security and protection solutions with the...

Date: 09/12/2012

Sent Items delayed when publishing Outlook Anywhere through TMG

  Problem When publishing Exchange 2010 “Outlook Anywhere” via TMG 2010, you may find that some...

Date: 08/27/2012

An enterprise node is incorrectly added in the Forefront TMG 2010 MMC after you run repair on Forefront TMG 2010 SP1 Update 1

Microsoft’s own Junaid Jan (Security Support Escalation Engineer - Forefront Edge Team) recently...

Date: 08/22/2012

FIX: The Forefront Threat Management Gateway Firewall service (Wspsrv.exe) may crash frequently for a published website secured by SSL after you install Service Pack 2

Here’s a new Knowledge Base article we published recently. This one talks about a fix for an issue...

Date: 08/21/2012

Troubleshooting why ISA server does not cache the response of a web server

Consider a scenario where an ISA administrator wants to cache a particular website but he is not...

Date: 08/21/2012

Troubleshooting "The operation failed 0x80000400 " while joining TMG server to an EMS Array

I was looking through our TechNet Wiki this morning and came across a great article that written by...

Date: 08/20/2012

Getting error 12202 intermittently (Authentication Failure) while accessing published resources (SharePoint/Exchange) through TMG 2010

  I was working on a case where we were seeing an intermittent failure with authentication for...

Date: 08/15/2012

Support Tip: Site to site IPSEC tunnel Between TMG 2010 on VMware and Cisco

Having trouble configuring a VPN tunnel between Microsoft Forefront Threat Management Gateway 2010...

Date: 08/15/2012

TMG services will not start and Event ID 21235 is logged

  Here’s some info on an interesting support issue I worked the other day. If you happen to run...

Date: 08/14/2012

Support Tip: Adding an ISA Server 2004/2006 Replica Configuration Storage Server fails with Error Code 0x80072108

Have you ever run into an issue where adding Replica Configuration Storage server an array was...

Date: 08/13/2012

Support Tip: Troubleshooting WPAD and TMG/ISA

So you have WPAD configured on your network and everything looks good, but TMG 2010 or ISA 2006...

Date: 08/08/2012

Support Tip: Solving the mystery of frequent occurrences of ISA Event ID 14197

Have you ever had an issue where frequently during certain periods of the day, you start seeing the...

Date: 08/08/2012

TMG Services Stopping Unexpectedly

  As of early AM June 28th 2012, there have been many reports of TMG services stopping...

Date: 06/29/2012

Newly added Network adapter not showing up in RRAS with Forefront TMG

  Recently I came across a situation where one of our customers using Forefront TMG could not...

Date: 06/27/2012

Authentication failure while trying to access a website through TMG as forward proxy

  This post is about an issue I came across while working on a case and thought of sharing with...

Date: 05/25/2012

Moving from Eval to RTM: The steps you need to take in any TMG environment.

  Hello All! It’s Brett Crane from the Forefront Edge team here at Microsoft. I’ve noticed...

Date: 05/11/2012

Authentication Issues while Using LDAPS authentication on ISA (Internet Security and Acceleration Server) 2006

  Introduction: It is a very common scenario where we use LDAP authentication for publishing...

Date: 05/08/2012

TMG SP2 Rollup 2 available

We'd like to advise that Rollup 2 for TMG SP2 is now available. TMG SP2 Rollup 2 can be downloaded...

Date: 05/08/2012

TMG 2010 – FBA, troubleshooting the change password feature

When we are publishing OWA, or every web service through TMG and we are willing to make use of FBA...

Date: 05/07/2012

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