HP0-J67 · Question #47
What is a main difference between Small Form Factor Pluggable (SFP) and Small Form Factor Pluggable plus (SFP+) modules?
The correct answer is C. Maximum transfer rate. The primary difference between SFP and SFP+ modules lies in their maximum data transfer rate, with SFP+ supporting significantly higher speeds than SFP. Despite the speed difference, both modules maintain a similar physical form factor.
Question
What is a main difference between Small Form Factor Pluggable (SFP) and Small Form Factor Pluggable plus (SFP+) modules?
Options
- APort density
- BPhysical size
- CMaximum transfer rate
- DDifferent pinout
How the community answered
(50 responses)- A4% (2)
- B8% (4)
- C86% (43)
- D2% (1)
Why each option
The primary difference between SFP and SFP+ modules lies in their maximum data transfer rate, with SFP+ supporting significantly higher speeds than SFP. Despite the speed difference, both modules maintain a similar physical form factor.
Port density refers to the number of ports on a device, and while SFP+ enables higher bandwidth per port, the modules themselves do not change the physical port density on the switch.
SFP and SFP+ modules have an identical physical size and form factor, which is why SFP+ ports are backward compatible with SFP modules.
The main difference between SFP (Small Form-Factor Pluggable) and SFP+ (Small Form-Factor Pluggable plus) modules is their maximum data transfer rate. SFP modules typically support speeds up to 1 Gigabit Ethernet, while SFP+ modules are designed for 10 Gigabit Ethernet, representing a significant increase in bandwidth.
While there are subtle electrical differences, SFP and SFP+ share a very similar physical pinout, making them largely compatible and not a main distinguishing factor compared to speed.
Concept tested: SFP vs SFP+ differences
Source: https://www.cisco.com/c/en/us/products/collateral/interfaces-modules/transceiver-modules/q-and-a-c67-727221.html
Topics
Community Discussion
No community discussion yet for this question.