etsysPimExtIfSGStateWarnThold 1.3.6.1.4.1.5624.1.2.67.1.2.1.1.9

The PIM TIB Manager logs an exception if the number of {source, group} pairs for which it is storing (S,G,I) state specific to this interface exceeds this value. A value of zero means that there is no warning threshold.