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Network Topology
The Physical/Logical shape of a network
Logical Topology
Gives the description for the physical layout, shows VLAN's and where they are placed on the physical
topology
Trunk Port
Connects packets that travel to all VLAN's on a switch
Baseband Systems
Transmits one signal on the medium (fiber, copper, etc)
Broadband
Form of multiplexing to join multiple signals on a medium
,Ethernet
Designed as baseband system that can be used in multiplexing
CSMA/CD
Carrier Sense Multiple Access/ Collision Detection
Unicast
Broadcast for a single device
Multicast
Broadcast for a specific group or multiple devices
Broadcast
Message for everyone to receive and process
Hub
Broadcasts packets to every single port
Switch
,Broadcasts packets to device found on a singular port
Content Addressable Memory (CAM)
Is a table that contains the MAC address and port associated to that MAC Address
Virtual LAN (VLAN)
Splitting a switch in which certain ports can only talk to certain ports (Segment networks within a
switch)
Multiprotocol Label Switching (MPLS)
A different way of switching packets that can be used on a dedicated line
802.1x
Network Access Control that is a layer 2 authentication (Credentialed Question of 2FA)
A security appliance should be set in place when
There is a change in trust level in the network
Protocol
is an agreement or rules of engagement for how computer networks communicate
, OSI Protocol Stack (7)
Layer 7) Application
Layer 6) Presentation
Layer 5) Session
Layer 4) Transport
Layer 3) Network
Layer 2) Data Link
Layer 1) Physical
Application Layer 7 OSI Stack
Browsers, FTP, HTTP, SCP
Presentation Layer 6 OSI Stack
Makes data presentable to the application or user (ASCII)
Session Layer 5 OSI Stack
Handles the establishment/maintenance of connections between systems
Transport Layer 4 OSI Stack
100% VERIFIED ANSWERS ALREADY RATED A+ GRADE
Network Topology
The Physical/Logical shape of a network
Logical Topology
Gives the description for the physical layout, shows VLAN's and where they are placed on the physical
topology
Trunk Port
Connects packets that travel to all VLAN's on a switch
Baseband Systems
Transmits one signal on the medium (fiber, copper, etc)
Broadband
Form of multiplexing to join multiple signals on a medium
,Ethernet
Designed as baseband system that can be used in multiplexing
CSMA/CD
Carrier Sense Multiple Access/ Collision Detection
Unicast
Broadcast for a single device
Multicast
Broadcast for a specific group or multiple devices
Broadcast
Message for everyone to receive and process
Hub
Broadcasts packets to every single port
Switch
,Broadcasts packets to device found on a singular port
Content Addressable Memory (CAM)
Is a table that contains the MAC address and port associated to that MAC Address
Virtual LAN (VLAN)
Splitting a switch in which certain ports can only talk to certain ports (Segment networks within a
switch)
Multiprotocol Label Switching (MPLS)
A different way of switching packets that can be used on a dedicated line
802.1x
Network Access Control that is a layer 2 authentication (Credentialed Question of 2FA)
A security appliance should be set in place when
There is a change in trust level in the network
Protocol
is an agreement or rules of engagement for how computer networks communicate
, OSI Protocol Stack (7)
Layer 7) Application
Layer 6) Presentation
Layer 5) Session
Layer 4) Transport
Layer 3) Network
Layer 2) Data Link
Layer 1) Physical
Application Layer 7 OSI Stack
Browsers, FTP, HTTP, SCP
Presentation Layer 6 OSI Stack
Makes data presentable to the application or user (ASCII)
Session Layer 5 OSI Stack
Handles the establishment/maintenance of connections between systems
Transport Layer 4 OSI Stack
