In message <[email protected]>, kim yong sin 
writes:
>
>page 111 of TCP/IP illustrated volume2 say
>
>if (IF_QFULL(&ifp->if_snd)) {
>   IF_DROP(&ifp->if_snd);
>   splx(s);
>   senderr(ENOBUFS):
>....
>
>As i know, queue limits is 50 packets.
>If window size is 200 packets (or more big), what will be happened in
>sender queue ???
Nothing.  If the window size is really 200 packets that means the overall
round-trip delay is equal to 200 packet times divided the bottleneck link
speed.  So the packets are spread out over the round-trip time.  At any
time we only have a few packets waiting to be sent.
Craig Partridge
This archive was generated by hypermail 2b29 : Mon Feb 14 2000 - 16:14:42 EST