It could be that those particular devices SNMP agents not updating? I'll need to research the 2950s more, however in later versions...
there was a BW issue that was addressed in SP1 for 9.2. In particular, some issues with the 2950
Thanx, Mark, and this is not a drop-dead issue either. Plus I just realized these are 2924 switches, i.e., one step above stone knives and bearskins.
I'll try 9.2 ASAP too.