[Solved] Why does this SSH config fail to connect properly?Host webserver HostName 192.168.1.100 User root Port twenty | Linux CLI

Linux CLI - SSH and Remote Access

Why does this SSH config fail to connect properly?

Host webserver
  HostName 192.168.1.100
  User root
  Port twenty

AUser 'root' is not allowed in config

BHostName must be a domain, not IP

CPort value 'twenty' is invalid, must be a number

DHost keyword is missing

Step-by-Step Solution

Solution:

Step 1: Check Port directive value
Port must be a numeric value; 'twenty' is invalid.
Step 2: Validate other directives
User root is valid, HostName can be IP, Host keyword is present.
Final Answer:
Port value 'twenty' is invalid, must be a number -> Option C
Quick Check:
Port must be numeric [OK]

Quick Trick: Port must be a number, not words [OK]

Common Mistakes:

Master "SSH and Remote Access" in Linux CLI

9 interactive learning modes - each teaches the same concept differently

More Linux CLI Quizzes

Why does this SSH config fail to connect properly?