https://community.extremenetworks.com/t5/extremeswitching-other/hardware-support-issues/m-p/11217#M2245 Help me<BR /> Who can tell me the A4 Fixed MT-RJ supports singlemode fiber?<BR /> Thx Tue, 13 May 2014 13:03:00 GMT HSUN-YAO_HSU 2014-05-13T13:03:00Z https://community.extremenetworks.com/t5/extremeswitching-other/hardware-support-issues/m-p/11217#M2245 Help me<BR /> Who can tell me the A4 Fixed MT-RJ supports singlemode fiber?<BR /> Thx Tue, 13 May 2014 13:03:00 GMT https://community.extremenetworks.com/t5/extremeswitching-other/hardware-support-issues/m-p/11217#M2245 HSUN-YAO_HSU 2014-05-13T13:03:00Z https://community.extremenetworks.com/t5/extremeswitching-other/hardware-support-issues/m-p/11218#M2246 Per product specifications...<BR /> <A href="http://www.extremenetworks.com/product/a-series/" target="_blank" rel="nofollow noreferrer noopener">http://www.extremenetworks.com/product/a-series/#</A> -&gt; Specifications -&gt; Physical Specifications<BR /> ...the A4 has no native MT-RJ ports, but each A4 unit has two SFP ports for MGBIC support.<BR /> <BR /> The Pluggable Transceiver Specifications datasheet (KB 9852: <A href="http://bit.ly/1i9pjey" target="_blank" rel="nofollow noreferrer noopener">http://bit.ly/1i9pjey</A>) will show you what is supported in those SFP ports.<BR /> <BR /> The MGBIC-MT01 is supported on the A4 for MT-RJ connectivity, but can handle multi-mode fiber only.<BR /> <BR /> In short, with the A4 you would need to bring in some third-party adapter or patch cable in order to meld one of the A4-supported single-mode fiber MGBICs (e.g. MGBIC-07, MGBIC-08, MGBIC-LC09; all with LC connector) with an existing MT-RJ connector terminating a single-mode fiber run.<BR /> <BR /> Seems that this is a wordy way of saying "no".<BR /> Tue, 13 May 2014 18:39:00 GMT https://community.extremenetworks.com/t5/extremeswitching-other/hardware-support-issues/m-p/11218#M2246 Paul_Poyant 2014-05-13T18:39:00Z