SFP: Difference between revisions
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Connector: LC, RJ45 | Connector: LC, RJ45 | ||
== | == Terms == | ||
=== SR - Short Range === | === Multimode Fiber === | ||
==== SR - Short Range ==== | |||
SR stands for Short Range, and these transceivers support a link length of 300m over multi-mode fiber and use 850nm lasers. | SR stands for Short Range, and these transceivers support a link length of 300m over multi-mode fiber and use 850nm lasers. | ||
=== LR - Long Reach === | ==== LRM - Long Reach Multimode ==== | ||
LRM stands for Long Reach Multimode, and these transceivers support a distance up to 220m over multi-mode fiber and use 1310nm lasers. | |||
=== Single-mode Fiber === | |||
==== LR - Long Reach ==== | |||
LR stands for Long Reach, and these transceivers support a distance up to 10km over single mode fiber and use 1310nm lasers. | LR stands for Long Reach, and these transceivers support a distance up to 10km over single mode fiber and use 1310nm lasers. | ||
==== | ==== ER - Extended Reach ==== | ||
reach of 40 kilometers over-engineered links and 30 km over standard links | |||
==== ZR - Extended Reach ==== | |||
Also stands for Extended Reach. Unofficial format. 80km distance. <ref>https://serverlabs.blogspot.com/2019/10/the-meaning-of-sr-lr-lrm-er-and-zr-in.html</ref> | |||
== keywords == | == keywords == | ||
Revision as of 05:32, 30 April 2024
SFP
Speed: Up to 1 Gbps
The SFP transceivers support: [1]
- multi-mode dual fiber (MMF)
- single-mode dual fiber (SMF)
- single-mode single-fiber (SMF)
- Coarse Wave Division Multiplexing
- unshielded twisted pair (UTP) copper cabling
Connector: LC, RJ45
SFP+
Speed: Up to 16 Gbit/s (usually 10 Gbit/s)
The SFP+ transceivers support: [2]
- multi-mode dual fiber (MMF)
- single-mode dual fiber (SMF)
- single-mode single-fiber (SMF)
- Coarse Wave Division Multiplexing
Connector: LC, RJ45
Terms
Multimode Fiber
SR - Short Range
SR stands for Short Range, and these transceivers support a link length of 300m over multi-mode fiber and use 850nm lasers.
LRM - Long Reach Multimode
LRM stands for Long Reach Multimode, and these transceivers support a distance up to 220m over multi-mode fiber and use 1310nm lasers.
Single-mode Fiber
LR - Long Reach
LR stands for Long Reach, and these transceivers support a distance up to 10km over single mode fiber and use 1310nm lasers.
ER - Extended Reach
reach of 40 kilometers over-engineered links and 30 km over standard links
ZR - Extended Reach
Also stands for Extended Reach. Unofficial format. 80km distance. [3]