On Sun, Feb 13, 2011 at 9:28 PM, Michael Tewner <[email protected]> wrote:
> Hi - > Shimi's solution will work - use a cross-over cable, though, in order to > connect the switches together. > > Hypothetically, you should be able to connect multiple computers to the > same network cable - that is, wire 2 connectors, in series, at one end. This > would give you a "hub" on that segment, and the network cards should manage > the collisions themselves. I wouldn't recommend this, though, and I present > it strictly as a thought experiment. > > -Mike > > (although, the 2 computers on the same cable probably won't be able to talk to each other :-) ) > > 2011/2/13 shimi <[email protected]> > >> >> On Sun, Feb 13, 2011 at 6:47 PM, Geoff Shang <[email protected]>wrote: >> >>> Hi, >>> >>> I find myself with the need to connect 5 ethernet devices to 4 available >>> ports. >>> >>> I'm running an ADSL modem/router with a 192.168.2.x network (for >>> historical reasons) and have allocated static addresses to all of the static >>> devices, and a pool of DHCP addresses for devices which ask for it. >>> >>> Right now the fifth device is running on wireless but I want to plug it >>> in if I can. >>> >>> A quick Google tells me that there's no kind of double adaptor available >>> to help solve my problem. The closest I've seen is a way to send two 10/100 >>> mbps Ethernet feeds down the one ethernet cable, but you still need two >>> ports at each end. I only have one so that's no good. >>> >>> Assuming that there is no such double adaptor device that I can use to >>> get me a fifth port, the only solution I can see is to drag out the Edimax >>> router I have here which is no longer being used. >>> >>> Assuming I do this, I'm wondering how to configure it. >>> >>> I'm guessing that it will actually have to route. I can't see myself >>> doing bridging because there'll have to be two devices on it (the router >>> will need to take up one of the 4 ports on the modem/router so this then >>> leaves 5 devices and only 3 other ports,). >>> >>> Presumably I need to configure the WAN port so that it connects to the >>> existing network. Do I need to set aside a subnet of the 192.168.2.x >>> network specifically for the second router, or can I just enlarge the entire >>> network and have it all just cope, with the right packets going to the right >>> places? >>> >>> My preference would be to be able to keep it all as one big network, as >>> I'd rather not have to reallocate static addresses if I can help it, which >>> I'm guessing I'd have to do if I had to make the second router have its own >>> subnet of the 192.168.2.x network. >>> >>> Netmasks and such tend to confuse me a little and I'm not sure what I >>> should be doing here, so any suggestions would be helpful. >>> >>> >> Take the un-used router; Go into its configuration; Disable the Internal >> DHCP server; Verify that the router does not have an IP address which >> already belongs to any other device in your LAN (if it does, change it to >> something else. best something on a different netmask altogether...); >> >> Then, disconnect one of the devices on your currently active 4 port >> router; Connect a cable between the now vacant port to one of the LAN (note: >> NOT the WAN!) ports of the un-used router. Then you can use the extra vacant >> ports of the previously un-used router as an extension to your existing >> network. (The 4 ports in any common router are actually a switch...) >> >> Good luck, >> >> -- Shimi >> >> >> _______________________________________________ >> Linux-il mailing list >> [email protected] >> http://mailman.cs.huji.ac.il/mailman/listinfo/linux-il >> >> >
_______________________________________________ Linux-il mailing list [email protected] http://mailman.cs.huji.ac.il/mailman/listinfo/linux-il
