* EX4300-32F only has two QSFP+ ports. Other models have four.
"EX4300-32F 32-port 100/1000BASE-X SFP, 4x10GBASE-X SFP+, 2x40GBASE-X QSFP+, and 350 W AC PS (optics sold separately)"
https://www.juniper.net/us/en/products/switches/ex-series/ex4300-line-of-ethernet-switches-datasheet.html
* Add EM-UM-8X8SFP, 8-port 1GbE/10GbE SFP+ Uplink Module for EX4300-32F and EX4300-32F-DC
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Co-authored-by: Harry <Harry@cadby.co.uk>