OT [LINK] RFI: Packet
saliya at hinet.net.au
Sun Apr 18 01:47:37 EST 2004
On Fri, 16 Apr 2004, Rankine, Alastair J (Alastair) wrote:
> (Off-topic but fun)
> > That's not TCP's fault. Far too many network drop packets
> > without sending an ICMP error packet. In that case what can
> > the sender do but wait? The usual culprit for this behaviour
> > are network engineers who use static routes in preference to
> > a routing protocol.
> Care to elaborate on this? Are you talking about the router sending an
> ICMP Source Quench as a result of congestion? If so, why would it care
> whether or not the route was statically configured or not?
I'd imagine that that it's (IME, the most common problem lately)
packet-too-big, but blanket-ICMP-disabled-at-router block. This is
exacerbated by certain types of DSL (not pointing any fingers :)
> Or are you talking about misconfigured (statically configured) routing
> tables, and the router not being able to send the TTL-expired or Host
> unreachable ICMP message?
Unlikely that ICMP would be routed differently to everything else,
don't you think ?
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