> Here is my network. > > > +-------+ +---------+ > | ISP | | ISP | > +-------+ +---------+ > 10.10.10.254 20.20.20.254 > \ / > \ / > ppp0: 10.10.10.1 ppp1: 20.20.20.1 > +------------+ > | Linux | > +------------+ > eth2: 172.31.0.1/16 > Why I can't set up equal cost multipath default route? you can't without special arrangements with the ISPs. IMHO, if you want to do some kind of load balancing, you should do some SNAT balancing. Jerome Petazzoni <skaya at enix dot org> -- 'They come back to the mountains to die,' said the King. 'They live in Ankh-Morpork.' (The Fifth Elephant)