Search Results

75votes

3answers

3,980views

What is SNMP and how do I use it to monitor switches?

SNMP network monitoring NMS MIB

Industrial Switches · 27 days ago

42votes

3answers

2,180views

How do I calculate the correct number of ports for my industrial switch?

port count switch sizing network design capacity planning

Industrial Switches · 16 days ago

70votes

3answers

3,650views

What are common causes of switch port flapping and how to fix?

port flapping troubleshooting link issues SFP diagnostics

Industrial Switches · 20 days ago

73votes

3answers

3,820views

How do I select SFP modules that are compatible with my switch?

SFP compatibility SFP+ optical modules third-party SFP

Industrial Switches · 21 days ago

156votes

3answers

8,420views

What is the difference between SFP, SFP+, QSFP+, and QSFP28 modules?

SFP SFP+ QSFP+ QSFP28

Optical Modules · 12 days ago

68votes

3answers

3,450views

What does BiDi (Bidirectional) SFP mean and when should I use it?

BiDi single-fiber WDM SFP

Optical Modules · 16 days ago

76votes

3answers

3,890views

How do I choose between LC, SC, and MPO fiber connectors?

LC connector SC connector MPO fiber connectors

Optical Modules · 19 days ago

62votes

3answers

3,210views

What is CWDM and DWDM - understanding wavelength division multiplexing?

CWDM DWDM WDM optical multiplexing

Optical Modules · 17 days ago

92votes

3answers

4,670views

Why do some SFPs work in one switch but not another?

SFP compatibility vendor lock third-party SFP coding

Optical Modules · 10 days ago

54votes

3answers

2,890views

What is a copper SFP (SFP-T) and when to use it?

SFP-T copper SFP 1000BASE-T RJ45

Optical Modules · 12 days ago

66votes

3answers

3,450views

What are the challenges of using 100G QSFP28 modules?

100G QSFP28 high-speed breakout

Optical Modules · 11 days ago

49votes

3answers

2,560views

What is a DAC (Direct Attach Cable) and when to use it?

DAC direct attach cable twinax short-distance

Optical Modules · 9 days ago

75votes

3answers

3,890views

How do I test and troubleshoot fiber optic links?

fiber testing OTDR power meter troubleshooting

Optical Modules · 13 days ago

108votes

3answers

5,120views

What are Compatible Optics and are they safe to use?

compatible optics third-party SFP cost savings OEM alternative

Optical Modules · 17 days ago

38votes

3answers

1,980views

What is a CFP module and how is it different from QSFP?

CFP QSFP28 100G form factor

Optical Modules · 6 days ago

44votes

3answers

2,340views

What is CPRI and eCPRI in optical modules for 5G?

CPRI eCPRI 5G fronthaul mobile

Optical Modules · 9 days ago

32votes

3answers

1,780views

What are OSFP modules and how are they used?

OSFP 400G 800G high-speed optics

Optical Modules · 5 days ago

60votes

3answers

3,120views

How do I select modules for industrial harsh environment deployments?

industrial optics harsh environment extended temperature ruggedized

Optical Modules · 12 days ago

50votes

3answers

2,680views

What is a media converter and when should I use one?

media converter fiber conversion copper to fiber extender

Optical Modules · 11 days ago

42votes

3answers

2,130views

What is coherent optical technology and why is it important?

coherent optics 400G-ZR DSP long-haul

Optical Modules · 7 days ago

34votes

3answers

1,780views

What is a transponder and how is it different from an SFP?

transponder muxponder coherent DWDM

Optical Modules · 6 days ago

48votes

3answers

2,540views

How do I upgrade from 1G to 10G optical modules?

1G to 10G network upgrade migration SFP+

Optical Modules · 11 days ago

52votes

3answers

2,670views

What are hardened SFPs and where are they used?

hardened SFP ruggedized optics outdoor deployment industrial

Optical Modules · 13 days ago

32votes

3answers

1,670views

What is optical loopback and when is it useful?

loopback testing troubleshooting SFP

Optical Modules · 5 days ago

46votes

3answers

2,340views

What is the future of optical module technology?

future optical trends 800G co-packaged optics

Optical Modules · 4 days ago

40votes

3answers

2,130views

How do I properly install and remove SFP modules?

SFP installation module handling best practices installation

Optical Modules · 9 days ago