Hi Victor, > >> Suppose both a PaC and a PAA are in access phase, and the PaC sends a > >> ping request while the PAA sends a PAR to start re-authentication at > >> the same time. Then PAA will not accept the ping request because it > >> has entered re-authentication phase. If ping is allowed in any > >> state, then PAA can answer to the ping request. > >> > > > > I think the issue is about having two outstanding requests (one PANA- > Ping > > and one other) at the same time. The PAA (or PaC) having to respond to a > > PANA-Ping-Request while it has an outstanding request shall not have a > > problem. What do you think? > > > > I think in this scenario we may already be treating PANA-Ping in a > special way already since we are not > strictly lock-stepping anymore; i.e., ping processing seems independent > and in parallel of other exchanges.
I don't think it is special. I think it is true for some other messages that the peer may have an outstanding request while it also has to respond to an incoming request. PaC PAA 1<-------- PAR 2--------> PAN 3---> PAR 4 <--- PAR 5 ---> PAR 6<---PAR 7-------> PAN 8<------- PAN Consider messages 3 and 4 crossing each other on the wire. Alper _______________________________________________ Pana mailing list [email protected] https://www1.ietf.org/mailman/listinfo/pana
