Yes, Sorry Bob, 4 port IMA card is the plan. Should have laid out that the routers were 7200 Series. I have checked out the information. Maybe I am missing something. But it still looks like I have the same result just different architecture. Please tell me if I am missing something here. Advice welcome. Tim ----- Original Message ----- From: "Bob S" Date: Thursday, June 7, 2001 4:02 pm Subject: Re: Weird Scenario question [7:7590] > You can't just do an IMA on any T1 controllers, you'll need IMA cards. > check links out: > http://www.cisco.com/univercd/cc/td/doc/pcat/enatt1a1.htm > > The following benefits are offered by the ATM T1/E1 IMA features > for the > Cisco 2600 and 3600 series routers: > > > High-bandwidth performance at a lower cost than T3 and E3 > > > Internetworking design flexibility and scalability for LAN-to-WAN > solutions > > Migration path to high bandwidth without the need to change > transport > facilities > > > Efficient prioritization provided by the ATM architecture > > Check this link too: > http://www.cisco.com/univercd/cc/td/doc/product/software/ios120/120newft /120t/120t > > > > > >From: "tcb" > >Reply-To: "tcb" > >To: [EMAIL PROTECTED] > >Subject: Weird Scenario question [7:7590] > >Date: Thu, 7 Jun 2001 15:06:00 -0400 > > > >************ > > * * > > Router1 * RTR * > > * * > > ************ > > | | | | | | > > | | | | | | > > T-1 Lines -------> | | | | | | > > | | | | | | > > / / / \ \ \ > > / / / \ \ \ > > ****** ****** > > * * * * > > Router2 * RTR* * RTR* Router3 > > * * * * > > ****** ****** > > > >Ok I currently have 2 routers going to core router up above. Both > >routers are running CEF. And both are configured to run Load > Balancing>Per Packet. So packets are being distributed evenly > across 3 T-1s on > >each side. Ok so now I am doing this at Layer 2. Customer > currently had > >an idea put in their head about IMA (Inverse Multiplexing). Well > with>IMA I will be taking 3 T-1s and making them look like one > giant pipe, > >but it will fragment/Segment/chopup whatever you want to call it the > >traffic and ship the data across all 3 physical pipes in a round- > robin>fashion. This is done at the SAR level, if I am not > mistaken. Layer 2 > >again, Right? What is the benefit to traffic? Latency/Delay > >improvement? Still have inherent delays of T-1s. Anyone got any > >feedback or ideas? Am I in left field. > > > >Tim > > > >A servant of my misfortune > [EMAIL PROTECTED] > _________________________________________________________________ > Get your FREE download of MSN Explorer at http://explorer.msn.com Message Posted at: http://www.groupstudy.com/form/read.php?f=7&i=7628&t=7590 -------------------------------------------------- FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]
