Server Support

May 25, 2016

How to find the proper MTU size for my network

Helpful hint: One way to verify whether if it is an MTU problem is to try and access the application or website via dial up access. […]
October 30, 2015

Spam block lists for exchange 2010 and 2007

Spam block lists for exchange 2010 and 2007 Fed up with spam.. Why not enable a block list in exhchange. Adding the IP Block List provider […]
March 17, 2015

Blank page (auth.owa Http 500) when logging into Outlook Web Access running on Exchange 2010

OK.. after a few updates have noticed that the OWA was not working .  Nothing new there..    No one  could access their e-mails via the […]
April 30, 2014

change you key in office 2010 onwards..

It can be done via the command line.  Open up a Command Prompt (Press the Windows Button and type CMD or navigate to All Programs -> […]
November 27, 2013

Using the Group policy object (GPO) to set a default wallpaper policy

You can configure a Group Policy Object (GPO) that gets applied to the desired user accounts to do this.   In Group Policy Editor (GPE), navigate […]
August 7, 2013

SQL Joins..

Assume we have the following two tables. Table A is on the left, and Table B is on the right. We'll populate them with four records each. A  […]
June 25, 2013

What ports for VPN

For PPTP: IP Protocol=TCP, TCP Port number=1723   <- Used by PPTP control path IP Protocol=GRE (value 47)   <- Used by PPTP data path For L2TP:For SSTP: IP […]
June 25, 2013

What ports for Email ?

Email ports The POP3 port for inbound emails is 110 (995 if you want to use secured POP3) And the IMAP port for inbound emails is […]
May 28, 2013

What ports do I need to open to permit VPN traffic ?

  For PPTP VPN connections, you need to open TCP port 1723 (for PPTP tunnel maintenance traffic). PPTP also uses IP port 47 for tunneling data. […]