Network Topologies Flashcards
What is Hub & Spoke topology
Point to multipoint connection
What is a BUS network?
All traffic is send in a linear line
What is a tree topology?
There are no loops (redundant parallel paths)
What is a star topology?
Single point of failure for reaching other nodes
What is a token ring topology?
Only one computer with the token can communicate at a given time
What is a mesh topology?
Multiple parallel redundant paths between nodes
What is an SNMP trap/inform message?
Sent to an SNMP server for monitoring
What is an SNMP get message?
SNMP server requests information
What is an SNMP walk?
Gathering information from each device MIBS
What is a MIBS?
Management Information Base
Integrates with SNMP and describes device
What is SIEM?
Security Information and Events Management
What are SCADA/ICS/DCS?
Industrial Control System
Distributed Control System
What is a screened subnet?
Subnet protected by firewall
What is a perimeter network?
DMZ
