Tagged Questions
2
votes
2answers
73 views
How do fiber Ethernet transmitters set their power output?
I've noticed that fiber-optic SFP modules from Cisco and the like often specify a range of power outputs, such as -3 to -9 dBm. What determines the actual power output we should expect to see from ...
2
votes
4answers
345 views
Trunk fiber ports on switches
We are planning to purchase new switches for our network. We have three buildings in the same area that are all connected by fiber. Our main building is very large and needs to be connected by fiber ...
0
votes
1answer
88 views
Netgear FVX538v2 slow whene connected to Canoga Perkins N525 ETSU
First of all thank you in advance for helping me. my issue is the old network admin found a problem whene he connected the firewall and the ETSU together the through put went down to less than 1 mega ...
9
votes
6answers
1k views
Direct ethernet link between two servers
Say I had two servers which needed super-low latency (Database, file etc.). Would it be possible to directly connect the two servers with 10GbE, so each server had 1 (in the real world it would have ...
0
votes
2answers
510 views
Will 1000BASE-LX autonegotiate to work with 100BASE-FX
We have existing equipment that uses 100BASE-FX (multi-mode fiber). Will it work with 1000BASE-LX (also multi-mode) through autonegotiation? Virtually everything I found on the web about ...
2
votes
2answers
322 views
How to identify/use existing fiber installation?
When my parents had their house built about 10 years ago, the wiring guy told them that he should install some fiber in the walls, saying that it would be good for future use. So there is some kind of ...
4
votes
2answers
822 views
Network cabling Tips
I'm looking for some useful information about how to design network cabling for a building.
I'm not so much interested in wiring standards such as 568A, but more interested in physically wiring the ...
2
votes
4answers
2k views
Fiber Optic Cable not working
Basically I am having a problem with a fiber optic cable connecting 2 switches not working, hired a professional to help fix it and in the end it is still not working.
I need someone to look over ...
10
votes
7answers
836 views
10 gigabit networks: Decieding between fiber and twisted pair
With a green field installation 10gbps network (no legacy equipment to support), why would one select one physical medium over the other? If left to impulse, I'd probably go with fiber optics over ...
