[Klug-general] Adsl Modem Connection

[Alan at COMM-TECH]

sorry that was a typo  ;) read ifconfig instead of iwconfig.

#iwconfig --help
iwconfig is used (only) on wireless network devices to set/interrogate 
their association/speed/status/channel etc.


Peter Apps wrote:
> I tried the commands you gave but kept getting 'unrecognised wireless
> request. Digging through my books again as well as Apropos I tried
> ifconfig instead of iwconfig and everything seemed OK. I haven't got the
> two computers to talk to each other yet but it can wait until I've got
> Adsl installed. Too many jobs at the same  time.
>
> In answer to your question, your answer was  useful because it gave
> precise addresses and commands and so provided a clear starting point.
>
> I always appreciate help,
> Peter.
>
>
> Previous Message.
> These are the basic commands for interrogating the ethernet interfaces, 
>         getting dem to share internet on a network with no dhcp server.
>         
>         On each computer ensure ethernet card is working:
>         #mii-tool
>         Will give an indication of status for most network cards, look
> at the 
>         output for the name of the card. Probably "eth0".
>         #ethtool eth0
>         will give much more detailed information on the card including
> duplex, 
>         speed, WOL, connection status.
>         #iwconfig eth0 192.168.1.10 up netmask 255.255.255.0
>         Sets the cards network address. Use 192.168.1.11 on the second
> computer
>         #iwconfig eth0 192.168.1.11 up netmask 255.255.255.0
>         Then
>         #ping 192.168.1.10 from the second
>         from computer 2 if you get replies, you are connected!
>         
>         I asume then, you want one of them ( 192.168.1.10) to use the
> ADSL and 
>         share internet access with the rest of the network. First
> establish the 
>         name of the adsl network device. Usually "ppp0". Use these
> commandz to 
>         set up port forwarding:
>         #/sbin/iptables -t nat -A POSTROUTING -o ppp0 -j MASQUERADE
>         #echo 1 > /proc/sys/net/Ipv4/ip_forward
>         (the directory differs slightly in diffent distros, but
> basically you 
>         need the ip_forward file)
>         
>         Then on any other computers on the network, use:
>         #route add default gateway 192.168.1.10
>         You may need to set the DNS server on them. Use your ISPs
> nameserver, or:
>         #echo "nameserver 4.2.2.1" > /etc/resolv.conf
>         
>         Alternatively you could wander round the gui network config
> dialogs 
>         getting mouse-ache, finding the boxes that fit the information
> above 
>         (except the iptables bit), pressing Apply and waiting around a
> lot. In 
>         the end you get the same job done.
>         
>         I am new here so unsure if this article is of any use to anyone,
> if so 
>         let me know I will write a fuller one for the klug site.
>         
>         Alan
>         
>         PS: (This 4.2.2.1 is a public nameserver, I note it belongs to
> "level 3 
>         communications". Thats funny, Level 3 are owned by playboy
> magazine... 
>         whatever that means ;)
>         
>   
>
>
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