[AusNOG] Cisco 3750-X with 1000BASE-LX/LH dual SC circuits

Greg McLennan mclennan at internode.on.net
Thu Jun 21 12:11:45 EST 2012


Perhaps your refering to a WWDM (Wide Wavelength Division Multiplexing)  
passive device for converting dual fibers into single fiber and back again..

e.g.
http://www.jdsu.com/en-us/Test-and-Measurement/Products/a-z-product-list/Pages/wrmdccouplers.aspx


Cheers
Greg.
----------------------------
On 21/06/2012 11:59 AM, James Mcintosh wrote:
> I know about SC to LC patch cables but the SC has two fibers one for 
> RX and one for TX whereas the LC only has one fiber? Is there such a 
> thing a dual SC to single LC patch?
>
>
>
> ------------------------------------------------------------------------
> *From:* Matthew Moyle-Croft <mmc at mmc.com.au>
> *To:* James Mcintosh <james.mcintosh at rocketmail.com>
> *Cc:* "ausnog at lists.ausnog.net" <ausnog at lists.ausnog.net>
> *Sent:* Thursday, 21 June 2012 11:01 AM
> *Subject:* Re: [AusNOG] Cisco 3750-X with 1000BASE-LX/LH dual SC circuits
>
> Hi,
> So, you're getting delivered SC and you want to plug those into LC?
>
> If you're getting SC "female" then just buys some SC-LC SM patch 
> cables.  Otherwise just buy some SC-SC joiners plus SC-LC patch cables.
>
> Your normal fibre dealer should be able to provide.
>
> MMC
>
> On 21/06/2012, at 10:26 AM, James Mcintosh wrote:
>
>> Hi Noggers,
>>
>> I seem to have run into a bit a an issue. We have a few carrier 
>> circuits being delivered to us as with a single mode fiber dual SC 
>> hand off. These plug into a WS-G5486 GBIC on our current Cisco switch.
>>
>> We've recently ordered some new gear, specially a Cisco 3750-X 
>> switch. I also ordered a C3KX-NM-1G network module for it and several 
>> GLC-LH-SM spf's. Upon closer inspection the GLC-LH-SM spf's take only 
>> a single LC connector.
>>
>> Been googling all day but can't find an answer.
>>
>> Can anyone point me in the right direction on how I can plug in 
>> our single mode fiber dual SC carrier circuits into our 3750-X 
>> (without using a third party media converter).
>>
>> Surely Cisco must make an SPF that caters for this, although I've 
>> searched high and low and can't find it.
>>
>>
>> -James
>>
>>
>>
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>
>
>
>
>
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