+ get current RTT from connection; use that for initial retransmissions!
+ figure out flow control without ACKs (unreliable traffic!)
-- HIGH: revisit message buffer, have global buffer instead per-route, but then
- make sure it is shared fairly across routes and connections (CORE);
- also, do not buffer if the connection is set to unbuffered!
-
- HIGH: revisit handling of 'unbuffered' traffic! (CHANNEL/TUNNEL)
(need to push down through tunnel into connection selection);
At Tunnel-level, try to create connections that match channel