I made these patches for myself but maybe some other people may find this useful.

With these devices you can control your a M300 effect or a Pod 2 guitar effect via midi, using max 4 live. It also recalls the settings upon opening your ableton song.

TC Electronic M300 Device http://www.timorozendal.nl/?p=252

Line 6 POD 2 http://www.timorozendal.nl/?p=284

(I thought this new forum is the appropriate place for this, am I right?)