rlTacacsServerInetUseGlobalDefaultKey 1.3.6.1.4.1.9.6.1.101.79.40.9.1.7

If this field is set to true the value in field rlTacacsServerKey is ignored and instead the value in the MIB rlTacacsGlobalDefaultKey is used. Otherwise the value in rlTacacsServerKey is used.