Thanks again, I'll answer below: El Mie, 10 de Septiembre de 2008, 22:34, Grant Taylor escribió: > On 09/10/08 14:13, ArcosCom Linux User wrote: >> Thanks for the response, I'll answer the questions below: > > You are welcome. > >> Because I cant have another uplink in the router place and I need to >> put that in another building that can have another uplink. > > Ok... Let me see if I (now) understand you right. You have your router > in question along with uplinks 1 and 2 (and their associated modems / > routers) in one location and uplink 3 (and it's associated modem / > router) and (part of) the LAN are located in another building? Further > you can't make an additional connection between the buildings to connect > uplink 3 to the router? > I can't, there's no visible line between builds. >> Ah, no, this is not the reason. It's a "logistic" reason only. > > *nod* (Logistics being proximity and / or cabling) > >> Yes, that appears to be the problem (seeing tcpdumps in each >> interface). > > *nod* > >> Do you have any suggestion about that parameters on that interfaces? > > I don't recall the option(s) that need to be set off hand, but I think > you are looking for the the ARP /proc entries that tell the system to > only reply to ARP queries if they come in an interface that has an IP in > the subnet that the query is for. Thus when you receive ARP queries on > eth0 and eth3, the system should only reply from eth0 or eth3 depending > on what IP is being ARPed for (the uplink 3 or LAN IP). > Appears that, between e-mail and e-mail, I have a workaround changing arp parameters to the interfaces. Many thanks!! > Something else to consider is VLAN trunking across the connection from > eth0 to the LAN(s). Heck, you might consider putting all six networks > on its own VLAN: u1, u2, u3, l1, l2, and l3. If you trunk across the > connection between buildings, you can access the uplink modems any where > you can connect to the VLAN. I've successfully had a cable modem (that > was connected to its own VLAN) at the opposite end of a campus from the > router with out any problems at all. > Uhmm ... VLANs ... sound fine!! Do you know any URL to begin with VLANs? Thanks!! > > > Grant. . . . > > > > Grant. . . . > -- > To unsubscribe from this list: send the line "unsubscribe netfilter" in > the body of a message to majordomo@xxxxxxxxxxxxxxx > More majordomo info at http://vger.kernel.org/majordomo-info.html > -- To unsubscribe from this list: send the line "unsubscribe netfilter" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
