A+ Networking
CompTIA A+ — Networking Module
17 guides
01
What is a network? LAN, WAN, WLAN, PAN, MAN, SAN explained
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02
TCP vs UDP — what's the actual difference?
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03
Common ports & protocols — DNS, HTTP, HTTPS, FTP, SSH, RDP
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04
IP addressing & subnetting for beginners
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05
What is DNS and how does it actually work?
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06
Networking cables — Cat5e vs Cat6 vs fibre
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07
Switches, routers, access points — what does each one do?
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08
Networking tools — crimper, cable tester, toner probe, loopback plug
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09
VLANs explained simply — what they are and why you need them
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10
DHCP explained — how your devices get an IP address
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11
Setting up a SOHO network from scratch
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12
Wireless networking — 802.11 standards, frequencies, WPA2/3
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13
Internet connection types — fibre, cable, DSL, 4G/5G, satellite
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14
Network services explained — web, file, print servers
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15
How to troubleshoot any network problem (A+ methodology)
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16
10 common network problems and how to fix them
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17
Using ping, ipconfig, tracert, nslookup, netstat in the real world
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Network+
CompTIA Network+ N10-009
43 guides
CCNA
Cisco CCNA 200-301 v1.1
50 guides
01
Network components deep dive — routers, L2/L3 switches, NGFW, APs, PoE
Soon
+ 49 more guides coming — complete Network+ series first