Network -routing

[Alexandros Papadopoulos]

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On Tuesday 11 February 2003 14:14, Control cafe server wrote:
> Kalispera
> Exw 5 ypologistes (4Windows kai 1 Suse 8.1 pro) oi opoioi exoun
> internet sharing apo ena isdn lan modem tis 3COM. To DHCP einai
> energopoiimeno sto lan kai ola ta pc sindeontai me to lan ektos ayto
> tou linux. Sto pc pou einai to linux me deytero disko trexoun kai ta
> xp ta opoia exoun mia ip 192.168.1.5. Mesa apo to yast to opoio exei
> brei tin karta diktiou dinw static ip 192.168.1.5 kai netmask
> 255.255.255.224 (ayto exei to lan) kai routing tin ip 192.168.1.1 den
> yparxei sindesi. otan kanw ping stin 192.168.1.1 tote pernw minima
> Destination host unreachable . Mporei kapoios na boithisei sto ti
> kanw lathos

Otan les "routing tin ip 192.168.1.1" ennoeis oti ayto einai to default 
gateway, etsi? An oxi, steile to output tou route -n. An nai:

Arxizeis klassiko troubleshooting step-by-step.

ping 127.0.0.1
An den paizei, den exeis shkwmeno networking. Psaxneis ti ginetai me ta 
services sxetika me network (den 8ymamai pws ta kanei ayta h SuSE) ktl.

ping 192.168.1.5
An den paizei, den exeis energopoihsei thn karta sou. Psaxneis me lsmod 
kai modprobe na deis ti drivers einai fortwmenoi. Me ifconfig -a na 
deis an to interface yparxei, an einai UP ktl.

An ayta ta dyo einai OK, to problhma 8a einai oti to ISDN LAN modem 
(kafe pshnei?) ths 3COM den goustarei tis fyteytes diey8ynseis kai 
8elei na tou zhthseis me dhcp na pareis IP.

Les oti to DHCP einai energopoihmeno sto lan, alla ayto ti shmainei? Oti 
to 3COM dinei IPs? Tote de 8es fyteyth diey8ynsh sto SuSE, alla na 
trekseis dhclient eth0, na kaneis broadcast DHREQUEST kai na pareis 
apanthsh apo to 3COM.

Genika steile output apo ifconfig -a kai route -n *toulaxiston*, gia na 
paroume mia idea ti paizei, kai prosekse pws akribws pairnoun IP ta 
windows mhxanakia - einai static (fyteytes) oi IPs, H assigned otan 
kanoun boot apo to 3COM ta-kanw-ola-kai-symferw?

- -A
- -- 
http://andrew.cmu.edu/~apapadop/pub_key.asc
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