Should consider DWDM or GPON and in those look at passive optical technologies that can benefit the project.
> On Feb 25, 2020, at 9:33 PM, Norman Jester <n...@jester.mx> wrote: > > I’m in the process of choosing hardware > for a 30 story building. If anyone has experience with this I’d appreciate > any tips. > > There are two fiber pairs running up the building riser. I need to put a POE > switch on each floor using this fiber. > > The idea is to cut the fiber at each floor and insert a switch and daisy > chain the switches together using one pair, and using the other pair as the > failover side of the ring going back to the source so if one device fails it > doesn’t take the whole string down. > > The problem here is how many switches can be strung together and I would not > try more than 3 to 5. This is not something I typically do (stacking > switches). I have fears of STP and/or RSTP issue stacking past Ethernet > switch to switch limits (if they still exist??) > > Is there a device with a similar protocol as the old 3com (now HP IDF) > stacking capability via fiber? > > I’d like to use something inexpensive as its to power ubiquiti wifi on each > floor. Ideally if you know something I don’t about ubiquiti switches that > can do this I’d appreciate knowing. > > Norman >