A.unmangeeNB-->deleteeNB B.deletediscoveryrule-->shutdowndiscoveryrule C.deleteeNB-->unmangeeNB D.shutdowndiscoveryrule-->deletediscoveryrule
A..idx B..isf C..tmf D..gen
A.SIB5 B.SIB4 C.SIB7 D.SIB6