In the console tree of ISA Server Management, click
Firewall Policy.
In the details pane, click any access rule that applies to
remote procedure call (RPC) traffic.
On the Tasks tab, click Edit Selected Rule.
On the Protocols tab (for an access rule), click
Filtering, and then click Configure RPC
protocol.
On the Protocol tab, select Enforce strict RPC
compliance, if no RPC protocols should be allowed.
Notes
To open ISA Server Management, click Start, point to
All Programs, point to Microsoft ISA Server, and then
click ISA Server Management.
For ISA Server 2006 Enterprise Edition, expand
Microsoft Internet Security and Acceleration
Server 2006, expand Arrays, expand
Array_Name, and then click Firewall
Policy.
For ISA Server 2006 Standard Edition, expand Microsoft
Internet Security and Acceleration Server 2006, expand
Server_Name, and then click Firewall
Policy.
Important
When you publish an RPC interface where there is a route
network relationship between networks, port overriding is ignored.
The publishing rule will use the original IP address or port.
When you disable the Enforce strict RPC compliance
option, DCOM traffic and other RPC protocols will be allowed.
After you click Apply in the details pane, the policy is
updated. The new policy applies only to new connections.
Get latest ISA Server
content at ISA Server
Guidance(http://www.microsoft.com/).
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