Payal: What subnet are your users' machines on? Is there a third ethernet address on the linux machine where the user machines connect or are they connected to one of the two given ethernet interfaces (eth0 or eth1)? On Thu, 2003-09-04 at 22:33, Payal Rathod wrote: > Hi, > I have a simple question. I asked a friend about it but he was also not > clear. So, I thought of mailing the list. > > I have a linux box (RH 7.2) which will have 2 net cards. I have 2 types > of connections to that box. One RF at eth0 and 1 ISDN at eth1. > Now I told 10 people from the company to give eth1 as their default > gateway and the rest as eth0. Ok, so far? Now my understanding that with > the routing table below, all traffic coming to eth0 will be routed thru' > RF router and all traffic coming to eth1 will be routed through ISDN > router. Am I right? S, if ISDN fails only 10 people will suffer but the > rest can continue using RF line. Same case with RF line, if it fails the > 10 people can use ISDN without any glitch. This is no load balancing > network. Just a simple routing decision. > > I have, > route add default gw <ISDN router ip> dev eth1 > route add default gw <RF router ip> dev eth0 > > > Destination Gateway Genmask Flags Metric Ref Use Iface > 127.0.0.0 * 255.0.0.0 U 0 0 0 lo > 125.0.0.0 * 255.0.0.0 U 0 0 0 eth1 > 125.0.0.0 * 255.0.0.0 U 0 0 0 eth1 > default 203.124.123.111 0.0.0.0 UG 0 0 0 eth0 > default 125.125.125.3 0.0.0.0 UG 0 0 0 eth1 > default * 0.0.0.0 U 0 0 0 eth0 > > Can anyone comment whether I am right in my analysis? > > My friend's comments are given below, > > | I still say that should be necessary. I believe you need to echo 0 > | at some files found by /proc/sys/net/ipv4/conf/*/send_redirects. > | Otherwise devices won't route through your box, they'll be > | redirected straight to one of the routers (at random, as far as I > | know). > > With warm regards, > -Payal
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