- move network routing stuff to a separate file/fix to work under FreeBSD (mostly ARP differences)
- LCP: make EchoTimeout stuff configurable -- disabled for now
- Radius authentication
- pppd compatibility
- for that matter, reimplement bpolicy
- L2TP
	- handle tunnel overflow
	- improve multilink fragmentation
- make isdn channels ttys with HDLC line discipline???
- scb: cards need to be reset to HDLC framing when in old PPP mode
- make install fails on src
- change PAP/CHAP/NONE auth flag to PAP_OKAY/CHAP_OKAY/NONE_OKAY.
- clean up EPD stuff
- limiting dialing channels w/min/max links must not dialout
- clean up make file process so everything builds correctly