Subject: Re: bridging adhoc mode device and ethernet -> bad ACKhandling
Newsgroups: gmane.linux.drivers.madwifi.devel
Date: 2008-07-23 16:01:18 GMT (24 weeks, 2 days, 12 hours and 30 minutes ago)
On Tue, Jul 22, 2008 at 10:01:06PM +0200, Velt, R. (Ronald) in 't wrote: > Hi Harald, > Work arounds have been devised: > - address cloning, where the wireless interface is configured with the > MAC adress of a system on the wired side. This has the disadvantage that > there can only be one system on the wired side of the bridge There exists variant of address cloning without the disadvantage - the bridge appears like several virtual stations and makes one association for each wired system behind the bridge. That was used in Dlink 900AP. > - some form of MAC address translation (MAT?) in the bridging device. > This has the disadvantage that it must also deal with protocols above > the MAC layer, such as ARP. Basically, you need a separate solution for > each network layer protocol you use: IPv4, IPv6, etc. - Proxy ARP instead of bridging. This should be sufficient for most purposes. The simplest solution would be to ignore that part of 802.11 spec and allow node to receive frames with any source MAC address. Then simple bridging would work. This might break assumptions when several APs are connected to distribution system, but should work if AP is independent. Does anyone tried this? -- Elen sila lumenn' omentielvo Ondrej 'SanTiago' Zajicek (email: santiago <at> crfreenet.org) OpenPGP encrypted e-mails preferred (KeyID 0x11DEADC3, wwwkeys.pgp.net) "To err is human -- to blame it on a computer is even more so."
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