I agree with Tobias. If the unit is in production, expect some interruption in services as this type of install is the most disruptive, but should be doable within a maintenance window.
- Brian > On Jun 14, 2020, at 4:59 AM, Tobias Heister <li...@tobias-heister.de> wrote: > > Hi, > > On 14.06.2020 10:50, Robert Hass wrote: >> I have old MX80 running 10.4R14.2. >> I would like to upgrade it to 18.4R. >> But what upgrade I should use ? >> 10.4R -> 15.1R and to 18.4R ? > > There are probably official upgrade pathes taking a dozen intermediate steps > (three LTS releases at a time or something like that is officially supported, > and starting from $some version in the 16/17 all releases are considered > LTS). As The MX80 takes ages to do just one upgrade this would take days. > Also it could be quite hard to actually get intermediate releases for the > older steps (JTAC typically has them on request) > > I would suggest to backup the config do a usb reinstall to the target release > and reapply the config. > > -- > regards > Tobias > _______________________________________________ > juniper-nsp mailing list juniper-nsp@puck.nether.net > https://puck.nether.net/mailman/listinfo/juniper-nsp _______________________________________________ juniper-nsp mailing list juniper-nsp@puck.nether.net https://puck.nether.net/mailman/listinfo/juniper-nsp
