Probably because LX GBICs transfer longer than SX GBICs, even over multi-mode fiber. I don't know why 50 micron multi-mode is being used. I'd use the industry standard 62.5/125 multi-mode fiber instead.
Fred Reimer - CCNA Eclipsys Corporation, 200 Ashford Center North, Atlanta, GA 30338 Phone: 404-847-5177 Cell: 770-490-3071 Pager: 888-260-2050 NOTICE; This email contains confidential or proprietary information which may be legally privileged. It is intended only for the named recipient(s). If an addressing or transmission error has misdirected the email, please notify the author by replying to this message. If you are not the named recipient, you are not authorized to use, disclose, distribute, copy, print or rely on this email, and should immediately delete it from your computer. -----Original Message----- From: Zsombor Papp [mailto:[EMAIL PROTECTED] Sent: Monday, July 14, 2003 5:52 PM To: [EMAIL PROTECTED] Subject: Re: Fiber ? [7:72260] Why don't you just get multimode GBICs? Thanks, Zsombor At 07:43 PM 7/14/2003 +0000, Schlotterer, Matthew wrote: >Hello, > >I'm currently looking to run multimode 50 micron 1300 nm fiber from building >to building. Then once at each building the fiber will be terminated. From >the termination point the fiber is going into a Cisco 2950-G 48 w/ >1000BASE-LX GBIC on both sides. From what I've read I need a fiber optic >mode conditioning patch cables to go from the termination point to the Cisco >switches. This is because it is running multimode between the buildings and >the Cisco switch runs at single mode. Problem lies in that the optic mode >conditioning patch cables come only in 62.5 micron cables. Has anyone had >experience with this? Is the 62.5 micron going to cause a problem with the >50 micron between buildings? Any input/feedback would be appreciated. > >Mode Conditioning Example: >http://www.l-com.com/content/ResourceCenter/Tips/pages/fiber_06.htm > >Thanks!!! Message Posted at: http://www.groupstudy.com/form/read.php?f=7&i=72294&t=72260 -------------------------------------------------- FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]
