The value of tmnxMobServHomePlmnList specifies the Home Public Land
Mobile Network (H-PLMN). H-PLMN is the PLMN the customer belongs to.
A PLMN list consists of a list of Mobile Country Code (MCC) and Mobile
Network Code (MNC) ids.
If a corresponding PLMN does not exist in
TIMETRA-MOBILE-PROFILE-MIB::tmnxMobProfPlmnListTable,
an 'inconsistentValue' error will be returned.