127.0.0.100 != 127.0.0.100 ?

[Vasilis Vasaitis]

On Fri, Feb 12, 1999 at 07:48:53AM +0000, George wrote:
> Yo!
> Loipon:Eixa 2.0.34,kai ebala 2.2.1(ta katafera :)) )
> Pao na mpo inet,alla o netscape den douleue me ton proxy
> (exo squid sto comp mou).Eixa settings na psaxnei o ns sto 127.0.0.0 kai
> port 3128.(Pou douleue)
> Tora gia na doulepsei,me ton 2.2.1,eprepe na to allakso se 127.0.0.100
> sto idio port. Giatiiii?
> To periergo einai oti to ping blepei kai to 127.0.0.0
> kai to 127.0.0.100 (!!!)
> Basika rotao giati den katalabaino ti logikh tou problhmatos.

  Koita, to 127.0.0.0 einai to network address tou loopback interface. Ap'
oso ksero kanonika den mporeis na kaneis sindesi se network address, alla
fainetai oti o 2.0.x itan kapos elastikos s' auto to thema. Pantos an to
loopback einai setarismeno sosta mporeis na xrisimopoiiseis opoiadipote
dieuthinsi tou eurous 127.x.x.x gia auto to skopo, ektos apo to 127.0.0.0
kai to 127.255.255.255 (broadcast address). O perissoteros kosmos vevaia
arkeitai me to 127.0.0.1.

> A,kai tora pou to thimhthika:Otan fortonei o 2.2.1,kapoia stigmh leei
> oti den mporei na brei to module net-pf-5,pou ypotheto oti to pf=packet
> forwarding.Psaxno sto /lib/modules sto /usr/src/linux/ kai allou,alla
> den yparxei pouthena.Giatiii?(Enoeitai otan ekana compile ton
> 2.2.1,energopoihsa to forwarding).
> Tespa,thanks gia opoia idea.
> Filika,
> George.

  Einai logiko na paraponietai, afou fantazomai den simperialaves to
AppleTalk ston kernel sou. Gia na figei to enoxlitiko minima vale sto
/etc/conf.modules sou:

alias net-pf-5 off

  Fantazomai oti pf == protocol family.

Vasilis Vasaitis
vvas at egnatia.ee.auth.gr

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