I am having a similar problem as well. the ppp0 interface goes up and mppe is enabled, but routing is never setup.
----- Using interface ppp0 pptpconfig: monitoring interface ppp0 Connect: ppp0 <--> /dev/pts/2 CHAP authentication succeeded MPPE 128-bit stateless compression enabled Cannot determine ethernet address for proxy ARP -- [edgy] pppd does not correctly work with pptpconfig https://launchpad.net/bugs/61329 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs