[ale] ethernet

Wed Sep 16 00:11:21 EDT 1998

Oops! Yessir, I did. :) (Sorry.) Re-fowarded...

Frank 

>Date: Sun, 13 Sep 1998 17:48:24 -0400
>From: ari <myo at thy.dyn.ml.org>
>To: frank zamenski <fzamenski at voyager.net>
>Subject: Re: [ale] ethernet
>X-Mailer: Mutt 0.93.2i
>X-stuph: herro dere
>
>did you mean to send this to the list also?
>
>i've done it with 2 ethernet cards and a cable modem.  the only real
>difference is setting up the various devices; if you can connect to the
>internet, and connect to your intranet, everything should be about the same.
>
>ari
>

------ original post, intended to ALE ------

>frank zamenski (fzamenski at voyager.net) said this stuff:
>
>> Good info, Ari. I'm piecing together four home PCs on a local
>> single-segmented EtherCheapNet, and just recently got a RH 5.1 486 and my
>> WinBloze95 P100 talking to each other using those 192.168 reserved
>> addresses, with Chameleon running on the P. Kinda cool running the 486s
>> Xwin and apps on the Win side, too! I'm rather elated with this "one small
>> step for a man..." Linux network thing, and of course, I will be certainly
>> eventually make the P dual bootable Win95 and Linux (and mebbe NT4, too,
>> dunno yet), for a better experience yet! :) 
>> 
>> Okay, of course the P100 uses 95s canned DUN to get into my ISP, and that
>> now also co-exists very well with TCP/IP bound to the NIC card to talk to
>> the Linux 486 (and whew, THAT was tricky!). What I haven't quite rectified
>> yet is how to get the Linux box to also use PPP via it's own 33.6 modem to
>> dial in to my ISP, in that, I'm not sure what I need to do to the various
>> /etc/cfg files that work for my homeNet without potentially screwing up
>> what I've gotten to work so far. (Also, I've given up on RH's
>> beta-Linuxconf etal, initially it only made things worse until I just hand
>> cfg'd those files ala Slackware.)
>> 
>> I suppose doing IP masquerading off of one box is a solution, but I'm
>> putting that off until I get another faster machine to work as a combo
>> modem- print-file- and maybe DNS server for the rest of the homeNet.
>> 
>> Would anyone who has done this dual one-seg ethernet and PPP networking
>> thing mind posting, or emailing me, their pertinant cfg files for me to
study?
>> 
>> TIA.
>> 
>> Frank
>> 
>> At 03:54 PM 9/12/98 -0400, you wrote:
>> >the way the entire network needs to be set up is this:
>> >
>> >on the linux machine, configuring the local network for use on eth1:
>> >
>> >/sbin/ifconfig eth1 <ip> broadcast <broadcast> netmask <netmask>
>> >
>> >where:
>> >
>> ><ip> is the ip address of that same linux machine, on the local network
>> >(something like 192.168.1.1, or some other ip address from a nonexistent
>> >network),
>> >
>> ><broadcast> is the broadcast of that nonexistent network (in the example
>> >above, it would be 192.168.1.255)
>> >
>> ><netmask> is your netmask, usually 255.255.255.0.
>> >
>> >you'll want to set all the machines on the local network to ip's on your
>> nonexistent networks (i.e. 192.168.1.[2-254]
>> >
>> >then, you set up your routes.
>> >
>> >/sbin/route add -net <network> netmask <netmask> eth1
>> >
>> ><network> is the network address of your local network (i.e. 192.168.1.0).
>> >
>> ><netmask> is the same as your previous netmask (i.e. 255.255.255.0).
>> >
>> >/sbin/ifconfig -a (on the linux machine) should show something similar
to the
>> >following:
>> >
>> >lo        Link encap:Local Loopback  
>> >          inet addr:127.0.0.1  Bcast:127.255.255.255  Mask:255.0.0.0
>> >          UP BROADCAST LOOPBACK RUNNING  MTU:3584  Metric:1
>> >          RX packets:536 errors:0 dropped:0 overruns:0 frame:0
>> >          TX packets:536 errors:0 dropped:0 overruns:0 carrier:0 coll:0
>> >
>> >eth1      Link encap:Ethernet  HWaddr 00:E0:C5:F4:05:CF  
>> >          inet addr:192.168.1.1  Bcast:192.168.1.255  Mask:255.255.255.0
>> >          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
>> >          RX packets:0 errors:0 dropped:0 overruns:0 frame:0
>> >          TX packets:0 errors:0 dropped:0 overruns:0 carrier:0 coll:0
>> >          Interrupt:11 Base address:0xec80 
>> >
>> >(loopback should have been set up previously; if it wasn't, it's something
>> you
>> >should address... but it won't affect your network.  you said you can ping
>> >your local machine, so it should be fine)
>> >
>> >at this point, your local network should be set up, and you should be
able to
>> >ping your various local machines.
>> >
>> >
>> >what a messy-looking e-mail.  hrm.
>> >
>> >ari
>> >
>> >
>> >Adam Teja (arteja at yahoo.com) said this stuff:
>> >
>> >> I've got a Redhat 4.2 Linux box that I'm trying to get
>> >> to share a cable modem with other machines. 
>> >> 
>> >> I've gotten it to the point where it can actually see 
>> >> two ethernet cards; eth0 is using DHCP from the cable modem and eth1
>> >> thinks it is an IP address...
>> >> 
>> >> the problem.. I can't get my NT machine to ping eth1 on the Linux box
>> >> or vice a versa... The linux box can see itself (duh..) of I ping it
>> >> from it.
>> >> 
>> >> do I need to set up routes? or is that only with DNS?
>> >> 
>> >> what do I need to do to get the LAN running? I'd like to atleast get
>> >> my machines talking before I attempt to
>> >> do the IP masquerading...
>> >> 
>> >> 
>> >> any help would be appreciated...
>> >> 
>> >> Adam
>> >> 
>> >> 
>> >> 
>> >> 
>> >> ==
>> >> ******************************************************************
>> >> all my email accounts are being forwarded to web-mail...
>> >> 
>> >> you may still email to:
>> >> ateja at acm.org, ateja at spsu.edu, arteja at mediaone.net
>> >> arteja at mindspring.com
>> >> 
>> >> _________________________________________________________
>> >> DO YOU YAHOO!?
>> >> Get your free @yahoo.com address at http://mail.yahoo.com
>> >
>> >
>
>