[ CCNA · GAMES · FREE ]

NETWORKING GAMES_

Quick networking games for CCNA students, junior IT techs, and homelab builders. Practice ports, Cisco commands, subnetting, routing decisions, and STP root bridge elections in a few minutes. Every game runs in the browser, grades instantly, and works great on your phone. No signup.

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GAME PORTS

PORTGUESSER Guess the port number before you run out of lives. Service to port, port to service, TCP vs UDP, and the secure replacement for legacy protocols — SSH, DNS, HTTPS, DHCP, SNMP, RADIUS, TACACS+ and more.

DIFFICULTY EASY–MED TIME ~3 MIN TOPIC PORTS & PROTOCOLS

Well-Known Ports · TCP vs UDP · Secure Alternatives

▶ PLAY PORTGUESSER COMMAND LOOKUP ▶

GAME SUBNETTING

SUBNET SURVIVOR Answer subnetting questions until you lose all your lives. Network address, broadcast, host range, CIDR, subnet mask, host counts, and wildcard masks. Survival, Beginner, and Daily 10 modes. How long can you survive?

DIFFICULTY MED–HARD TIME ~4 MIN TOPIC IPv4 SUBNETTING

Network ID · Broadcast · Host Range · CIDR · Wildcard

▶ PLAY SUBNET SURVIVOR SUBNET TOOL ▶

GAME CISCO IOS

COMMANDGUESSER Pick the Cisco IOS command that solves the task — VLANs, trunks, routing, OSPF, port security, and ACLs. Then flip it: what a command does, which show command verifies it, and the config mode it belongs in.

DIFFICULTY EASY–MED TIME ~3 MIN TOPIC CISCO IOS

Task → Command · Show Commands · Config Modes

▶ PLAY COMMANDGUESSER COMMAND LOOKUP ▶

GAME ROUTING

ROUTEGUESSER Read the routing table and choose the winning route. Longest-prefix match, administrative distance, the AD tie-break, route source codes, and the default route — the logic the CCNA tests on every routing question.

DIFFICULTY MEDIUM TIME ~4 MIN TOPIC ROUTING

Longest-Prefix Match · Admin Distance · Route Codes

▶ PLAY ROUTEGUESSER SUBNET TOOL ▶

GAME SPANNING TREE

STP ROOT BATTLE Elect the root bridge from bridge priority and MAC address clues, then name the port roles and states. Lowest bridge ID wins — and when priority ties, the lowest MAC takes it.

DIFFICULTY EASY–MED TIME ~3 MIN TOPIC SPANNING TREE

Root Election · Port Roles · Port States

▶ PLAY STP ROOT BATTLE DAILY DRILL ▶

[ ★ WANT THE FULL DRILLS? ] Games are the warm-up. For the real reps, hit the Daily CCNA Drill, the free tools, and the CCNA Study Hub — every game feeds the same study streak.