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</o:shapelayout></xml><![endif]--></head><body bgcolor=white lang=EN-US link="#339933" vlink="#996600" style='word-wrap:break-word'><div class=WordSection1><p class=MsoNormal><span style='color:windowtext'>Hi,<o:p></o:p></span></p><p class=MsoNormal><span style='color:windowtext'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:windowtext'>Not all MPCs support breakouts. You can check on the ability with of the PIC and what speeds it can breakout.<o:p></o:p></span></p><p class=MsoNormal><span style='color:windowtext'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:windowtext'>show chassis pic fpc-slot <fpc> pic-slot <pic><o:p></o:p></span></p><p class=MsoNormal><span style='color:windowtext'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:windowtext'>Output on a MPC7E-MRATE will show the following. For example, while the MPC7E-MRATE supports 4x10 breakouts, it doesn’t support 4x25 on a 100G capable port.<o:p></o:p></span></p><p class=MsoNormal><span style='color:windowtext'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:windowtext'>mx> show chassis pic fpc-slot 4 pic-slot 0 | find "Port speed information" <o:p></o:p></span></p><p class=MsoNormal><span style='color:windowtext'>Port speed information:<o:p></o:p></span></p><p class=MsoNormal><span style='color:windowtext'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:windowtext'> Port PFE Capable Port Speeds<o:p></o:p></span></p><p class=MsoNormal><span style='color:windowtext'> 0 0 4x10GE, 40GE<o:p></o:p></span></p><p class=MsoNormal><span style='color:windowtext'> 1 0 4x10GE, 40GE<o:p></o:p></span></p><p class=MsoNormal><span style='color:windowtext'> 2 0 4x10GE, 40GE, 100GE<o:p></o:p></span></p><p class=MsoNormal><span style='color:windowtext'> 3 0 4x10GE, 40GE<o:p></o:p></span></p><p class=MsoNormal><span style='color:windowtext'> 4 0 4x10GE, 40GE<o:p></o:p></span></p><p class=MsoNormal><span style='color:windowtext'> 5 0 4x10GE, 40GE, 100GE<o:p></o:p></span></p><p class=MsoNormal><span style='color:windowtext'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:windowtext'>{master}<o:p></o:p></span></p><p class=MsoNormal><span style='color:windowtext'>mx> <o:p></o:p></span></p><p class=MsoNormal><span style='color:windowtext'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:windowtext'>If the PIC can handle it, the port can be configured by setting it to 10G.<o:p></o:p></span></p><p class=MsoNormal><span style='color:windowtext'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:windowtext'>mx> show configuration chassis fpc 4 pic 1 port 0 | display set <o:p></o:p></span></p><p class=MsoNormal><span style='color:windowtext'>set chassis fpc 4 pic 1 port 0 speed 10g<o:p></o:p></span></p><p class=MsoNormal><span style='color:windowtext'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:windowtext'>Hope that helps,<o:p></o:p></span></p><p class=MsoNormal><span style='color:windowtext'>--<o:p></o:p></span></p><p class=MsoNormal><span style='color:windowtext'>Trent<o:p></o:p></span></p><p class=MsoNormal><span style='color:windowtext'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:windowtext'><o:p> </o:p></span></p><div><div style='border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal><b><span style='color:windowtext'>From:</span></b><span style='color:windowtext'> NANOG <nanog-bounces+trent=dingo.net.au@nanog.org> <b>On Behalf Of </b>Paschal Masha<br><b>Sent:</b> Thursday, February 24, 2022 16:47<br><b>To:</b> nanog <nanog@nanog.org><br><b>Subject:</b> 40G QSFP+ to 4 SFP+ on MX960<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif'>Hello,<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif'>Has anyone managed to get the 40G QSFP+ to 4 SFP+ breakout cable to work on the 2X40GE QSFPP Juniper MICs?<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif'>Which commands did you use to channelize the port under the "chassis fpc" mode to get it to channelize to 4x10g at least for one 40G port on that MIC?<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif'>My device : MX960.<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif'>On a side note, 40G modules/ports are a waste from a design perspective.<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif'>Thanks in advance<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif'><br><br>Regards <br>Paschal Masha | Engineering <br>Skype ID: paschal.masha <o:p></o:p></span></p></div></div><p class=MsoNormal><span style='color:windowtext'><o:p> </o:p></span></p><p class=MsoNormal><img width=1080 height=260 style='width:11.25in;height:2.7083in' id="_x0000_i1025" src="http://zuku.co.ke/es/sig_img.jpg"><o:p></o:p></p><p class=MsoNormal><span style='color:windowtext'><o:p> </o:p></span></p></div></body></html>