[c-nsp] disabling 3750 mac address learning

[sthaug at nethelp.no]

> Noticed that the 3750 ios 12.2(46)SE release supports the disabling of
> mac address learning per vlan.  Does anyone have any experience with
> this release yet?
> 
> The feature seems to have been introduced earlier in the 3650s and has
> obviously been in ME switches for a while.

The feature has been there longer, in the form of an RSPAN-enabled VLAN.

Steinar Haug, Nethelp consulting, sthaug at nethelp.no