1.1 is linux naturally (grin!) the other doesn't matter windows or linux
(windows sits and stares, linux doesn't seem to stop...) it's the packet
transmition that stops momentarily when using windows as 1.56 especially.
I'll hunt around deja..... Thanks for the input.
Regards, Mehmet
On Thu, 13 Jan 2000, chesty wrote:
> On Thu, Jan 13, 2000 at 10:59:51AM +1100, Mehmet Yousouf wrote:
> > Hi, can anyone enlighten me as to what the following lines mean?
> > 192.68.1.1.1270 >192.68.1.56.5632: udp 2
> > 192.68.1.1.1270 >192.68.1.56.22: udp 2
> > 192.68.1.56 > 192.68.1.1 : icmp 192.68.1.56 udp port 5632
> > is unreachable [tos 0xc0]
> > 192.68.1.56 > 192.68.1.1 : icmp 192.68.1.56 udp port 22 is
> > unreachable [tos 0xc0]
>
> > x.x.1.1 is the server (dialin, mail) x.x.1.56 is connected via modem.
> > I have pppd sending echo requests, is this it?
>
> LCP echo requests? I don't know if tcpdump would display LCP echo requests,
> they're not the same as ICMP echo requests. In any case, 1.1 is
> sending 2 udp packets, that are 2 bytes big to two different ports,
> and 1.56 is saying there is nothing listening on those ports.
>
> > If it is, why doesn't pppd
> > drop the connection? (port unreachable may be O.K. as an answer?)
>
> Those lines have nothing to do with the pppd protocol, they aren't the
> ICP echo request you may have set up in the ppp config file, hence
> they won't cause pppd to drop out.
>
> > The reason I'd like to know is when these lines come up the connection
> > "hangs" for a couple of seconds till it gets the "port unreachable" reply.
> > Also, these lines appear in the middle of (mail) transmitions (it's
> > supposed to only send when there has been no packets sent).
>
> I don't know why it would hang, is 1.1 linux or windows?
> If its windows, I would put it in the same basket as
> crashes and gpf, etc, its just something you have to live
> with if you use windows.
>
> > Any suggested reading on this area?
>
> hotbot.com, deja.news :)
>
> I just did a quick search for "udp 22 and 5632" and got a few hits
> about pc anywhere.....
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