To upgrade software on all EX Series Virtual Chassis, with the exception Routing engine in any EX Series switch, including all switches thatĭo not support redundant Routing Engines. You can use this procedure to upgrade Junos OS on a single Through the other line cards or members while that line card or member Members are upgraded one at a time, so that traffic continues to flow During an NSSU, the line cards and Virtual Chassis That the member links of each LAG reside on different line cards or To network traffic by defining link aggregation groups (LAGs) such NSSU takes advantage of graceful Routing Engine switchover (GRES) and nonstop active routing (NSR) to ensure no disruption ![]() You can also upgrade the software on a Virtual Chassis using Release to all member switches of a Virtual Chassis or to only a particular In a Virtual Chassis must be running the same version of Junos OS.įor ease of management, a Virtual Chassis provides flexible The Virtual Chassis operates asĪ single network entity composed of member switches. One unit and manage the unit as a single device, called a Virtual Chassis. You can connect individual EX Series switches together to form To the originally active installation when you reboot. If the software installation fails for any reason, suchĪs loss of power during the installation process, the system returns The previous software package is preserved inĪ separate disk partition, and you can manually revert back to it It retains configuration files,Īnd similar information, such as secure shell and host keys, from ![]() You are installing a domestic or controlled Junos OS package.ĭuring a successful upgrade, the upgrade package removes all You should following this procedure regardless of whether Upgrade, you should back up the new current configuration to a secondaryĭevice. The switch it boots from the upgraded software. To install the new software package on the switch. Use either the J-Web interface or the command-line interface (CLI) Package to your switch or another system on your local network, then You upgrade Junos OS on an EX Series switch by copying a software When you connect power to the switch, it starts If your dimmer doesn't have terminal wires, place a hook at the end of the stripped wire, wrap around the screw, and then tighten the screw.Overview of the Software Installation ProcessĪn EX Series switch is delivered with a domestic version of Many new dimmers no longer have terminal wires and use screw terminals that might be similar to the ones on the switch you removed instead. If the wires are flattened, nicked, or damaged, clip off this portion of the wire and strip a 3/4-inch fresh section. Straighten out any loops in the copper wires, using needle-nose pliers. The new dimmer switch will be connected to the circuit wires using wire nuts or another form of wire connector, so the circuit wires may need to be straightened. If your switch is attached via push-in fittings on the back, you can remove them by pushing a small nail into the release slot next to each push-in screw terminal, or simply clip them off with your wire cutters and re-strip them to the proper length. If that's the case, simply unscrew them and untwist the wires. Alternatively, your old switch might be connected with wire nuts. If a ground wire is also attached, disconnect it from the green ground screw.
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