Course
Network Technician
Eleven missions built around real network-deployment work: patching, turn-ups, link faults, VLANs, change windows, capacity that was promised twice, and the records the next shift has to read.
Curriculum: the eleven missions
11 missions · 2.3 h · Self-paced · eleven missions, start to interview
- 01The Cord That Was Already ThereWork order NET-2026-0001 · Seeland's second uplink, patched at the house panel this afternoon12 min
- 02Both Ends Have to AgreeWork order NET-2026-0002 · a 10G link with two ends, and only one of them is yours12 min
- 03What the Port Has Been Trying to Tell YouWork order NET-2026-0003 · Nordwind's uplink drops several times a day, and the ticket asks for it to stop13 min
- 04Two Uplinks, One Convenient PanelWork order NET-2026-0004 · a switch commissioned on the bench, and a second uplink that is awkward tonight12 min
- 05Lit, and Nothing AnswersWork order NET-2026-0005 · Helvetia's new server is cabled and lit, and Iten is waiting for it13 min
- 06Signed Off at 02:40Work order NET-2026-0005 · the change went in at 02:40, the night shift left the ticket open, and the morning is yours13 min
- 07A Valid Request for Port EightChange CHG-2026-0201 · the request names port 8, the customer agreed, and the window is short12 min
- 08Five Steps by Twenty PastChange CHG-2026-0210 · one cord, one hour, and a five-step plan written by somebody competent11 min
- 09Slow After FourWork order NET-2026-0009 · Helvetia's link has been slow since yesterday evening and again after four, and nothing is down11 min
- 10Monday, and Everything at OnceWork order NET-2026-0014 · a host that goes and comes back, a counter with a date beside it, and an afternoon shift waiting for your handover17 min
- 11The Room Where You Have to Say ItNo work order · five questions from somebody who has done the job, a whiteboard, and one from somebody who has not14 min
What you train
- A panel port is an address, not a socket
- Reading a house cabling record before you patch
- Whose side of the panel is whose
- Transceivers: both ends have to agree
- Rate and media mismatches, and what they cost
- Administrative state vs operational state
- Interface counters and what a baseline is for
- CRC errors vs link transitions, and the field that means each
- Commissioning a switch: identity, management, uplinks
- Why a redundant pair has to end somewhere separate
- A VLAN configured on a switch, and an uplink that does not carry it
- Proving where a network stops
- Asking whether a test could have come back negative
- Neighbor reports and learned addresses against a port map
- A record copied from a plan, never walked
- Change windows: preparation, back-out reserve, decision point
- The step that cannot be undone, and keeping the way back
- Contracted capacity behind a shared uplink
- Who pays when a fault is moved instead of fixed
- Triage when three things arrive at once
- A handover line the next shift can act on
- Network interview questions & whiteboard recall
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Pricing
All Access
USD 49.90 / month
Cancel anytime, online, in two clicks. Access continues until the end of the period you paid for.
Single course
USD 129.00 one-time
This course is yours with no expiry date: all eleven missions and the Network Technician Certification.
Missions 1 and 2 and the interview trainer are free. Fewer than 3 missions passed and no certificate issued: 14 days money back on request, reviewed by a person.
Amounts are set separately for each currency we bill in and are not converted from one another, so the amount in your currency can differ from the one above; the exact amount always appears before you pay.
Start the first mission now.
No signup for the first mission. You are at the panel with a work order in under a minute.
Questions about level, duration or language? Read the FAQ.