nanog mailing list archives
Re: LX sfp minimum range
From: Steven Tardy <sjt5 () its msstate edu>
Date: Fri, 27 Jan 2012 10:45:36 -0600
On 01/26/12 16:33, Pierre-Yves Maunier wrote:
LX can work on both. It can happends that SX works on singlemode but it can fail anytime. LX over multimode fibre is documented on Cisco SFP/GBICs datasheets. http://www.cisco.com/en/US/products/hw/modules/ps4999/products_tech_note09186a00807a30d6.shtml Cisco 1000BASE-LX/LH SFPGLC-LH-SM1SFP-GE-L2Operates on standard single-mode fiber-optic link spans of up to 10 km and up to 550 m on any multimode fibers.
just because you can doesn't mean you should. we have experience multiple cases where LX-MMF-LX works great for 3-5+ years... then one day no longer gets link. swapping to a different fiber pair restores link. can't remember SX-MMF-SX failing after years of service. -- Steven Tardy Systems Analyst Information Technology Infrastructure Information Technology Services Mississippi State University sjt5 () its msstate edu
Current thread:
- Re: LX sfp minimum range, (continued)
- Re: LX sfp minimum range Joel jaeggli (Jan 26)
- Re: LX sfp minimum range David Storandt (Jan 26)
- Re: LX sfp minimum range Pierre-Yves Maunier (Jan 26)
- Re: LX sfp minimum range Jon Heise (Jan 26)
- RE: LX sfp minimum range Holmes,David A (Jan 26)
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- Re: LX sfp minimum range Pierre-Yves Maunier (Jan 26)
- Re: LX sfp minimum range David Storandt (Jan 26)
- RE: LX sfp minimum range George Bonser (Jan 26)
- Message not available
- RE: LX sfp minimum range George Bonser (Jan 26)
- Re: LX sfp minimum range Joel jaeggli (Jan 26)
- Re: LX sfp minimum range Pierre-Yves Maunier (Jan 26)
- Re: LX sfp minimum range PC (Jan 26)
- Re: LX sfp minimum range Steven Tardy (Jan 27)
- Re: LX sfp minimum range Pierre-Yves Maunier (Jan 27)
- Re: LX sfp minimum range Tom Storey (Jan 29)
- Message not available
- RE: LX sfp minimum range George Bonser (Jan 26)
- Re: LX sfp minimum range Gary Buhrmaster (Jan 26)
- Re: LX sfp minimum range Wayne E Bouchard (Jan 26)