If you can upgrade the other nodes in the network that may be better. All versions before 1.1.0 had a routing security flaw and 1.1.x had some serious stability issues. Assuming you need to and can't do an upgrade the details were discussed here for downgrading http://www.broadband-hamnet.org/hsmm-mesh-forums/view-postlist/forum-1242/topic-1242-downgrading-from-3-beta-code-to-101.html |