In our topology we have about 3 routers connected to each other before they reach the internet. What do I need to configure on these routers except from Ports for people to be able to access the Outlook web access and be able to send emails? You would be a right help if you could clear some of these things up for me as right now the company is unable to have normal e-mail traffic. We use a chain of about 3 net gear routers between the Exchange server and the Internet. What do they need configured to have the Exchange accessible? Static route, port security? Yours faithfully,

Hi SMTP uses port 25 and OWA uses port 443 (https) What networks are used? It needs to be route:ableJonas Andersson MCTS: Microsoft Exchange Server 2007/2010 | MCITP: EMA 2007/2010 | MCSE/MCSA Blog: http://www.testlabs.se/blog

Hello In addition to Jonas you can also check the following ports for Exchange server http://technet.microsoft.com/en-us/library/bb331973.aspx Thanks MhussainThanks Mhussain

Cheers