109 Networking Fundamentals KA Flashcards
109.1 Fundamentals of internet protocols
Key Knowledge Areas:
Demonstrate an understanding of network masks and CIDR notation.
Knowledge of the differences between private and public “dotted quad” IP addresses.
Knowledge about common TCP and UDP ports and services (20, 21, 22, 23, 25, 53, 80, 110, 123, 139, 143, 161, 162, 389, 443, 465, 514, 636, 993, 995).
Knowledge about the differences and major features of UDP, TCP and ICMP.
Knowledge of the major differences between IPv4 and IPv6.
Knowledge of the basic features of IPv6.
Demonstrate an understanding of network masks and CIDR notation.
a
Knowledge of the differences between private and public “dotted quad” IP addresses.
a
TCP and UDP ports and services:
20, 21
a
TCP and UDP ports and services:
22
a
TCP and UDP ports and services:
23
a
TCP and UDP ports and services:
25
a
TCP and UDP ports and services:
53
a
TCP and UDP ports and services:
80
a
TCP and UDP ports and services:
110
a
TCP and UDP ports and services:
123
a
TCP and UDP ports and services:
139
a
TCP and UDP ports and services:
143
a
TCP and UDP ports and services:
161, 162
a
TCP and UDP ports and services:
389
a
TCP and UDP ports and services:
443
a
TCP and UDP ports and services:
465
a
TCP and UDP ports and services:
514
a
TCP and UDP ports and services:
636
a
TCP and UDP ports and services:
993
a
TCP and UDP ports and services:
995
a
Knowledge about the differences and major features of UDP, TCP and ICMP.
a
Knowledge of the major differences between IPv4 and IPv6.
a
Knowledge of the basic features of IPv6.
a
109.2 Persistent network configuration
Key Knowledge Areas:
Understand basic TCP/IP host configuration.
Configure ethernet and wi-fi network configuration using NetworkManager.
Awareness of systemd-networkd.
Understand basic TCP/IP host configuration.
a
Configure ethernet and wi-fi network configuration using NetworkManager.
a
Awareness of systemd-networkd.
a
109.3 Basic network troubleshooting
Key Knowledge Areas:
Manually configure network interfaces, including viewing and changing the configuration of network interfaces using iproute2.
Manually configure routing, including viewing and changing routing tables and setting the default route using iproute2.
Debug problems associated with the network configuration.
Awareness of legacy net-tools commands.
Manually configure network interfaces, including viewing and changing the configuration of network interfaces using iproute2.
a
Manually configure routing, including viewing and changing routing tables and setting the default route using iproute2.
a
Debug problems associated with the network configuration.
a
Awareness of legacy net-tools commands.
a
109.4 Configure client side DNS
Key Knowledge Areas:
Query remote DNS servers.
Configure local name resolution and use remote DNS servers.
Modify the order in which name resolution is done.
Debug errors related to name resolution.
Awareness of systemd-resolved.
Query remote DNS servers.
a
Configure local name resolution and use remote DNS servers.
a
Modify the order in which name resolution is done.
a
Debug errors related to name resolution.
a
Awareness of systemd-resolved.
a
