F5
101 · Question #84
101 Question #84: Real Exam Question with Answer & Explanation
The correct answer is A: The current configuration files are backed up.. The save-config command on F5 BIG-IP writes the current in-memory running configuration to the persistent configuration files on disk, preserving the active state across reboots.
Section 2: F5 Solutions and Technology
Question
What occurs when a save-config command is issued?
Options
- AThe current configuration files are backed up.
- BThe current configuration files are verified for syntax, then the running configuration is installed in
- CThe current configuration files are loaded into memory.
- DThe current configuration files are saved into an archive format.
Explanation
The save-config command on F5 BIG-IP writes the current in-memory running configuration to the persistent configuration files on disk, preserving the active state across reboots.
Common mistakes.
- B. Syntax verification followed by installation of a configuration into the running system describes a load or merge operation (load sys config), not a save; save-config writes the existing running state to disk without re-parsing or reinstalling it.
- C. Loading configuration files from disk into memory is the function of the load-config command; save-config performs the inverse operation by writing the current memory state out to disk files.
- D. Saving to a compressed archive format describes the save sys ucs command, which creates a User Configuration Set file; save-config writes standard flat configuration files, not a compressed or archived bundle.
Concept tested. BIG-IP save-config command and configuration persistence to disk
Reference. https://techdocs.f5.com/en-us/bigip-15-1-0/big-ip-tmsh-reference/save.html
Topics
#save-config#configuration management#BIG-IP administration
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