2.2 Switching Technologies
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15 Terms
LAN
Local Area Network
A group of devices on the same broadcast domain that are separated phyiscally
VLAN
Virtual Local Area Network
A group of devices on the same broadcast network that are separated virtually
802.1Q Trunking
Adds a VLAN header to a frame so the frame can connect to a differnt VLAN
Native VLAN
Native VLAN is a type of VLAN connection that allows information to be sent from a trunk without the 802.1Q header
Layer 3 Switch
A switch that also works as a router
LAG
Link AGgtegation
Multiple interfaces act as one big interface
MTU
Maximum Transmission Unit
Maximum IP packet to transmist without fragmenting the data
Jumbo Frames
Ethernet frames with more then 1500 bytes of payload
802.1D
SPT (Spanning Tree Protocol)
SPT
Spanning Tree Protocol
Protocol used to ensure there are no loops on the network
Blocking
Not forwarding packets to prevent a loop
Listening
Not forwarding packets and cleaning the MAC table
Learning
Not forwarding packets and adding addresses to the MAC table
Forwarding
Data packets are forwarded like normal
Disabled
Port is not enabled for STP
