Network+ basics3 Flashcards
1
Q
CWDM
A
10BASE-LX4 uses four 3.125 Gbps/sec carriers at four different wavelengths
2
Q
DWDM
A
Multiplex multiple OC carriers into a single fiber
Add 160 signlas, increase to 1.6 Tbit/s
3
Q
Frame Relay
A
Wide Area Network (WAN) protocol that allows transmission of data over a shared network medium and bandwidth using virtual circuits.
4
Q
SDH
A
Basically the same as Sonet but used everywhere else.
5
Q
Sonet
A
Multiplex digital signals over optical cable
Used in United states and canada
6
Q
STS-12 / OC-12
STM-4
A
622.08 Mbps
7
Q
STS-3/OC-3
STM-1
A
155.52 Mbps
8
Q
STS-48/OC-48
STM-16
A
2.488 GBps
9
Q
STS/OC-1
STM-0
A
51.84 Mbps
10
Q
WDM
A
Send multiple carriers over a single fiber
use different wavelengths for each carrier
