Network Troubleshooting Bench · Lab 01

Connectivity Triage: The Workstation That Went Quiet

N10-009 · 5.1 AP Networking · 1.1.A

Path from print-bay-01 addr 10.40.3.55 · off-subnet

print-bay-01

this PC

bay-sw-2

access switch

bw-core-rtr

10.40.7.1

bw-print

10.40.7.20

global

203.0.113.20

Brightwood Makerspace · Connection Manager host: print-bay-01

Wired adapter — IPv4 assignment

Addressing for print-bay-01:

print-bay-01>

Troubleshooting checklist 0 / 5

Callsign (your handle — no real names)

Used to label your submission. Keep it pseudonymous — no real name, email, or student ID.

Score so far: 0 / 10 ·

Clean-room original lab. Scenario, hostnames, IP/subnet plan, and all task and question wording are original works. The tools shown (ping, ipconfig) and the CompTIA troubleshooting methodology are factual. No third-party lab content is reproduced. © 2026 <set author / org> — replace this notice before distribution.