OWA and Activesync not working from outside after rebuild TMG server


  • Hi Everyone,

    I am encountering issue with OWA and active sync , after clean installation for the TMG server.

    I think the problem from the routing , i need your help , i  added missing IP to route table but this not working for 

    please find my configuration below and advise me accordingly to avoid issue:

    LAN IP:                                                     External : gateway

    no getaway 

    internal DNS:

    before hard failure is working fine with above setting.

    Note: exchange (172.16.0...) server connected to different IP series than TMG(10.20.20..) 

    if need further info let me know


    2018年7月12日 上午 10:45