Here is another more pointed link http://lartc.org/howto/lartc.rpdb.multiple-links.html CORY CARTWRIGHT <corycartwright@sbcglobal.net> wrote:<blockquote class="replbq" style="border-left: 2px solid rgb(16, 16, 255); margin-left: 5px; padding-left: 5px;"> The technique you are looking for is called traffic shaping, Here is a link to look at: <a href="http://www.knowplace.org/pages/howtos/traffic_shaping_with_linux.php">http://www.knowplace.org/pages/howtos/traffic_shaping_with_linux.php</a> There are many other links just Google it. Thanks, Cory Steven Santos <steven@simplycircus.com> wrote:<blockquote class="replbq" style="border-left: 2px solid rgb(16, 16, 255); margin-left: 5px; padding-left: 5px;"> Something like this will work for two connections: http://www.newegg.com/Product/Product.aspx?Item=N82E16833127069 If you have to balance more than two connections, it gets harder. _____ Steven Santos Director, Simply Circus, Inc. Email: Steven@SimplyCircus.com Mail: 14 Pierrepont Road Newton, MA 02462 Phone: 617-527-0667 Web: www.SimplyCircus.com <http: www.simplycircus.com=""> > -----Original Message----- > From: k12osn-bounces@redhat.com [mailto:k12osn-bounces@redhat.com]On > Behalf Of Peter Scheie > Sent: Thursday, January 31, 2008 9:00 AM > To: Support list for open source software in schools. > Subject: [K12OSN] OT: Using multiple DSL connections > > > I have a client site where we've installed K12LTSP-5EL with a > single gig NIC, > connected to a switch (which in turn has another switch daisy > chained off it via > gigabit connection). The clients all have 100Mb connections. > The clients are a > mix of thins, Windows, and Macs. They have Vonage phones, which > according to my > reading, each require about 90K of bandwidth. I think they have > 4-6 such phones > now and anticipate adding more, although I don't know what the > upper limit is yet. > > Because of the bandwidth requirements of the Vonage phones, and > anticipated > growth in the number of phones, they have installed two DSL > lines. I have not > had a chance to test the lines to see what kind of bandwidth, up > & down, they > each provide. As it stands right now, the LTSP server provides > DHCP, but points > to only one of the two DSL bridges as the default gateway. IOW, > at the moment, > the second DSL line isn't being utilized. > > My question is whether anyone has any suggestions about how to > utilize/share/combine the bandwidth of both DSL lines so that all > computers and > all phones can make use of either/both lines. I could put the > phones onto a > separate physical network and confine phones to one DSL line and > the computers > to the other, but that seems inefficient and inflexible, and it > means they will > have to make sure they pay attention to which network they plug > into (which they > won't understand and therefore will do incorrectly). Depending > on the time of > day, computer traffic will decline as phone traffic increases, > and vice-versa, > although the nature of their respective traffic patterns is > different (i.e., > computer traffic tends to be bursty). What I'd really like is to setup a > dedicated linux box to act as the gateway for the network, put > three NICs in it, > one for the internal network and one for each DSL line, and have it load > balance/round robin the traffic between the DSL lines. Any suggestions? > > Peter > > _______________________________________________ > K12OSN mailing list > K12OSN@redhat.com > https://www.redhat.com/mailman/listinfo/k12osn > For more info see <http: www.k12os.org=""> > > _______________________________________________ K12OSN mailing list K12OSN@redhat.com https://www.redhat.com/mailman/listinfo/k12osn For more info see <http: www.k12os.org=""> </http:></http:></http:></blockquote> _______________________________________________ K12OSN mailing list K12OSN@redhat.com https://www.redhat.com/mailman/listinfo/k12osn For more info see <http: www.k12os.org=""></http:></blockquote>