BIMS server IP address.
If the object is set with 0.0.0.0, hpnicfDhcpServer2PoolBimsPort
is set with 0 and hpnicfDhcpServer2PoolBimsKeyStr is set with
a zero-length string automatically.
Otherwise hpnicfDhcpServer2PoolBimsPort and hpnicfDhcpServer2PoolBimsKeyStr
must be set at the same time while hpnicfDhcpServer2PoolBimsKeyStr
must be set with a non-zero length string.