gsmCsMscIpAddress 1.3.6.1.4.1.562.2.4.1.127.100.1.2

This attribute specifies the Internetwork Protocol (IP) Address of the Mobile Services-switching Center (MSC) Control Module (CM) that is permitted to set up GSM InterWorking Function (IWF) calls using this GsmIwfCallServer. This address must be specified in order for this GsmIwfCallServer to provide service. If call setups are attempted from an MSC which does not have this address, those calls are rejected. The callsRequested statistic of this GsmIwfCallServer is incremented, but the callsSetup statistic of this GsmIwfCallServer is not, when call setup attempts are rejected. Also, at the MSC, appropriate call failure logs are generated.