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Optical Datasheet: https://www.juniper.net/us/en/local/pdf/datasheets/1000329-en.pdf
SPF : 1G ( SKU: 740-013111 1000 Base-T RJ45 SFP Module)
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QSFP : 40G ( or QSFP+ ??? )
SPF28: 25G
QSPF28 : 100G
QSFP56 : 400G
...
...
SPF : 1G ( SKU: 740-013111 1000 Base-T RJ45 SFP Module)
...
QSFP : 40G ( or QSFP+ ??? )
SPF28: 25G
QSPF28 : 100G
QSFP56 : 400G
...