Also, Juniper switches will stack over fiber. I have deployed Virtual Chassis over multiple IDFs. The VC ports can be (and highly suggested) to be in a ring.
https://www.juniper.net/documentation/en_US/junos/topics/concept/virtual-chassis-ex4200-overview.html https://www.juniper.net/documentation/en_US/junos/topics/task/configuration/virtual-chassis-ex4300-configuring.html On 2/25/20 6:32 PM, Norman Jester 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 >
