The best way to verify the version of the iGateway that is running on a machine is to look at the iGateway.conf file. By default, it is located at c:\Program Files\CA\Shared Components\iTechnology\iGateway.conf.
BRMAPS20100-11.1-Storage Resource Manager-Application Server
Sample iGateway.conf:
<iGatewayConfig>
<Version>4.0.050623</Version>
<MaxThreads></MaxThreads>
<MaxConnections></MaxConnections>
<VerifyTrust>FALSE</VerifyTrust>
<MaxRequestBytes></MaxRequestBytes>
<MaxAcceptRate>0</MaxAcceptRate>
<IpFilter></IpFilter>
<CertURI></CertURI>
<CertPW></CertPW>
<EventSponsorName>iControl</EventSponsorName>
<EventSponsorHost>localhost</EventSponsorHost>
<SafSponsorName>iControl</SafSponsorName>
<RefCount>1</RefCount>
<UseHttps>true</UseHttps>
<ConnectionTimeout>120</ConnectionTimeout>
<LoadJVM>true</LoadJVM>
<Debug>FALSE</Debug>
<DebugLevel>INFO</DebugLevel>
</iGatewayConfig>