Tan, Do you have a possibility to check if your configuration works in back-to-back configuration( without IP router) in the same IP subnet?
Regards, Mirek From: ewg-boun...@lists.openfabrics.org [mailto:ewg-boun...@lists.openfabrics.org] On Behalf Of Tanin Sent: Thursday, March 03, 2011 2:46 PM To: rich...@informatix-sol.com Cc: OpenFabrics EWG Subject: Re: [ewg] iWARP WAN test problem Thanks, Richard. So, is that also apply to iWARP? If there is an IP router in between the path, iWARP would not work, right? On Thu, Mar 3, 2011 at 4:21 AM, rich...@informatix-sol.com<mailto:rich...@informatix-sol.com> <rich...@informatix-sol.com<mailto:rich...@informatix-sol.com>> wrote: RDMA only works over layer2 Ethernet. If you have an IP router in path it won't work. For long haul infiniband we use buffer devices, such as obsidian longbows, to sustain throughput over the long haul. Richard -- Best regards, ----------------------------------------------------------------------------------------------- Li, Tan PhD Candidate & Research Assistant, Electrical Engineering, Stony Brook University, NY Personal Web Site: https://sites.google.com/site/homepagelitan/Home Email: fanqie...@gmail.com<mailto:fanqie...@gmail.com>
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