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Ask questions and share experiences about EX and QFX portfolios and all switching solutions across your data center, campus, and branch locations.

If you have a question or a use case, there are likely others experiencing or who worked through the same thing. Don't hesitate to jump in and ask or share your knowledge!

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  • Team, The issue gets resolved. Basically we need to tagged the VLAN 1 on the trunk as native VLAN for communication. ------------------------------ MUHAMMAD SAAD ------------------------------

    1 person recommends this.
  • If the neighbors are correctly shown via the command line on both sides, not just one. show lldp neighbors Then then the configurations will be correct. So the issue will be with the Mist portal software not correctly importing the discovered configuration. ...

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    mac address issue on EX4300

    I have an issue with a device that is connected to a wall port that's connected to an ex4300 switch. I am unable to find the device's mac address in the mac address table and thus the device is not receiving an IP address. I have tried switching the cables ...

  • I found my own answer for this. In my case the chassis posts this alarm that I noticed from a log message. That led me to this general KB https://supportportal.juniper.net/s/article/Junos-Minor-FPC-PIC-Need-Bounce-alarm?language=en_US re ------------------------------ ...

  • Its been a while since I equipped and configured ports on a couple of these. I need to add a couple of non-channelized 40GE qsfps and although I have this set, with 1 of these: QSFP+40GE-LX4, the h/w does not show up. set chassis fpc 1 pic 0 port ...

  • I have 4 sites that show a switch or device not under the core fiber switch in the Topology view. Two are switches, one is an IP camera, and one is a Dell computer. Nothing but switches are connected to the core fiber switch so the topology should flow ...

  • I've revisited all the switches that are not shown properly in the Mist "Topology" view, this morning. All of them do see their neighbors. They just have incorrect layouts in the Topology view. All my sites should have the MDF as the top of the tree, ...

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