Yes, u will have to connect the fibers in a cross manner..and setup one side to generate the clock..
Faisal On May 16, 2012, at 8:09 AM, Diogo Montagner <diogo.montag...@gmail.com> wrote: > Hello, > > sorry for this dumb question. > > Is it possible to connect two routers like below ? > > RouterA/cstm1 ---- dark fiber ---- cstm1/RouterB > > The interfaces used in this case are channelized STM1 in both sides. > Between RouterA and RouterB I would like to create many low-speed > interfaces ranging from 64Kbps up to 2Mbps. Between these two routers > there is no MUX. > > The framing mode has to be SDH. > > Thanks in advance! > > Diogo > >