Returning a profile to automatic IPv4 | LinuC Level 1 102 Exam original practice question

1.07.2Basic

Return NetworkManager's office profile to automatic IPv4 configuration such as DHCP.

The central setting should switch away from fixed addressing.

Which setting is appropriate?

Hint 1: Focus on configuration scope

Separate interface state, saved connection profiles, local name resolution, and routing before comparing the commands.

Hint 2: Key terms

Review the short definitions of interfaces, profiles, name resolution, and routes involved.

ipv4.method auto: A setting that obtains IPv4 configuration automatically.
ipv4.method manual: A setting that uses fixed IPv4 values.
ipv4.method disabled: A setting that disables IPv4 for the profile.
ipv4.method shared: A setting that shares the connection with other hosts.
DHCP: A protocol that automatically supplies addresses and related network settings.

Detailed explanation

Incorrectnmcli connection modify office ipv4.method disabled

Incorrect. disabled turns IPv4 off for the profile.

Incorrectnmcli connection modify office ipv4.method manual

Incorrect. manual selects fixed settings.

Incorrectnmcli connection modify office ipv4.method shared

Incorrect. shared is for connection sharing.

Correctnmcli connection modify office ipv4.method auto

Correct. auto selects automatic IPv4 configuration.

Try it yourself

An example you can run in a temporary verification environment.

nmcli --offline connection add type ethernet con-name sample ipv4.method auto 2>/dev/null | grep -m1 'method=auto' || printf '%s
' 'offline mode is not available'

Expected result

ipv4 methodがautoである設定、またはoffline mode未対応メッセージ

Key points

auto means automatic
manual means static
disabled turns IPv4 off

Notes

Environment: NetworkManager nmcli offline / 実接続変更なし
Command output formatting can vary slightly by distribution or tool version.
Run the example in a temporary directory or process when possible.

Foundation review

Network interface

A host attachment whose link state and addresses can be managed.

Connection profile

Saved settings used to activate a persistent network connection.

Routing table

Rules that select the next hop for each destination network.

Question IDKL-102-976

EnvironmentNetworkManager nmcli offline / 実接続変更なし

Last technical review2026-08-13

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