<div>
right click on firewall policy<br />
got to --&gt; all tasks --&gt; system policy --&gt; edit system policy <br />
<br />
In remote management folder<br />
<br />
Go to ICMP (ping) <br />
<br />
In General tab of ICMP(ping) --&gt; enable it (by default its enabled)<br />
Move to From tab --&gt; add ur internal network<br />
<br />
apply and thats all
</div>


right click on firewall policy
got to --> all tasks --> system policy --> edit system policy

In remote management folder

Go to ICMP (ping)

In General tab of ICMP(ping) --> enable it (by default its enabled)
Move to From tab --> add ur internal network

apply and thats all

<div>
<div class="content wysiwyg-content">
Before installing the TMG, pings worked between DC and TMG, the both firewall are disabled.<br />
<br />
After installing the TMG, pings from TMG to DC work, but does not work from DC to the TMG.<br />
<br />
&nbsp;I tried to see the TMG firewall but I can not see, because &quot;the application of Microsoft Forefront Threat Management Gateway is managing this configuration&quot;<br />
<br />
any idea?<br />
<br />
thanks
</div>
</div>


Before installing the TMG, pings worked between DC and TMG, the both firewall are disabled.

After installing the TMG, pings from TMG to DC work, but does not work from DC to the TMG.

 I tried to see the TMG firewall but I can not see, because "the application of Microsoft Forefront Threat Management Gateway is managing this configuration"

any idea?

thanks

Unable to Ping TMG Server After install the TMG

Microsoft Forefront, formerly known as Internet Security and Acceleration Server (ISA Server), is a network router, firewall, antivirus program, VPN server and web cache that runs on Windows servers. It includes identity management and protection systems, and discontinued systems for threat management and network protection, along with protection for Sharepoint and Exchange. The scope of discussions includes forward and reverse proxy, application and service publishing, virtual private networks (VPNs), outbound access rules, SSL certificates and network routing within either a single node or an highly-available array pairing.