The value of tmnxMobServS1uGtpuUdpCheckSum specifies whether
or not to validate the UDP checksum of GPRS Tunneling
Protocol-User plane (GTP-U) packets.
If the value of this object is set to 'enabled', the UDP
checksum of the received GTP-U packets is verified and the
packets which fail checksum verification are rejected.
If the value of this object is set to 'disabled',
the UDP checksum of the received GTP-U packets is not
verified.