Network Tests
Test your knowledge across all networking topics
Fundamentals
TCP/IP Fundamentals
Core protocols of internet communication
BeginnerOSI Model
7 layers of network communication
BeginnerNetwork Basics
Fundamental networking concepts
BeginnerIP Addressing & Subnetting
Subnetting Mastery
IP address division and network planning
IntermediateIPv4 vs IPv6
Comparing IP protocol versions
IntermediateIP Addressing
Classes, ranges, and address types
BeginnerNetwork Security
Network Security
Firewalls, VPNs, and threat protection
AdvancedCryptography Basics
Encryption, hashing, and digital signatures
IntermediateWireless Security
WPA, WPA2, WEP, and 802.1X
IntermediateRouting & Switching
Routing Protocols
OSPF, BGP, EIGRP, and more
AdvancedSwitching Concepts
Layer 2 switching and VLANs
IntermediateNAT and DHCP
Address translation and assignment
IntermediateNetwork Services
DNS Configuration
Domain name system operations
IntermediateHTTP/HTTPS
Web protocols and security
BeginnerEmail Protocols
SMTP, POP3, and IMAP
Intermediate