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Task 1 of 6
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NETWORK STATUS
Scenario
New server hexworth-edge just came online in the DMZ. Verify its network configuration, check connectivity to critical infrastructure, and confirm listening services before handing it to the security team.
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Solution Cheat Sheet
Task 1 — Show IP addresses
ip addr
Task 2 — Routing table
ip route
Task 3 — Ping gateway
ping 10.0.1.1
Task 4 — Listening TCP ports
ss -tlnp
Task 5 — Check DNS config
cat /etc/resolv.conf
Task 6 — Ping external DNS
ping 8.8.8.8
