<div>
Same result if when testing in the local network with firewall turned off.<br />
<br />
RPCPing.exe /t ncacn_http /o RpcProxy=mail.mydomain.com<wbr /> /u 10 /a connect /v 3 /E /P “username,domain,passowrd”<wbr /> /H 1 /F 3 /b
</div>


Same result if when testing in the local network with firewall turned off.

RPCPing.exe /t ncacn_http /o RpcProxy=mail.mydomain.com /u 10 /a connect /v 3 /E /P “username,domain,passowrd” /H 1 /F 3 /b

<div>
Is this a single server, or do you have some load balancer in front of the servers(s)?
</div>


Is this a single server, or do you have some load balancer in front of the servers(s)?

<div>
<div class="content wysiwyg-content">
When i do RPCping test to the Exchange 2010 server, system said error 122 as below.<br />
Any idea what error code 122 means and how to fix it?<br />
Thank you.<br />
<br />
RPCPing v2.12. Copyright (C) Microsoft Corporation, 2002<br />
OS Version is: 6.1, Service Pack 1<br />
<br />
RPCPinging proxy server mail.rshi.hk with Echo Request Packet<br />
Checking IE setting...<br />
The proxy setting is disabled.<br />
Error 122 returned in the WinHttpSetCredentials.<br />
Ping failed.<br />
<br />
C:\Program Files\Windows Resource Kits\Tools&gt;
</div>
</div>


When i do RPCping test to the Exchange 2010 server, system said error 122 as below.
Any idea what error code 122 means and how to fix it?
Thank you.

RPCPing v2.12. Copyright (C) Microsoft Corporation, 2002
OS Version is: 6.1, Service Pack 1

RPCPinging proxy server mail.rshi.hk with Echo Request Packet
Checking IE setting...
The proxy setting is disabled.
Error 122 returned in the WinHttpSetCredentials.
Ping failed.

C:\Program Files\Windows Resource Kits\Tools>

RPCPing Error 122 returned in the WinHttpSetCredentials.

Exchange is the server side of a collaborative application product that is part of the Microsoft Server infrastructure. Exchange's major features include email, calendaring, contacts and tasks, support for mobile and web-based access to information, and support for data storage.

Exchange

Windows Server 2008 and Windows Server 2008 R2, based on the Microsoft Vista codebase, is the last 32-bit server operating system released by Microsoft. It has a number of versions, including including Foundation, Standard, Enterprise, Datacenter, Web, HPC Server, Itanium and Storage; new features included server core installation and Hyper-V.

Windows Server 2008

The Microsoft Server topic includes all of the legacy versions of the operating system, including the Windows NT 3.1, NT 3.5, NT 4.0 and Windows 2000 and Windows Home Server versions.