Palo Alto Networks Certified Network Security Engineer (PCNSE) — Question 411

A customer wants to set up a site-to-site VPN using tunnel interfaces.

What format is the correct naming convention for tunnel interfaces?

Answer options

• A. tun.1025
• B. tunnel.50
• C. vpn.1024
• D. gre1/2

Correct answer: B

Explanation

The correct naming convention for tunnel interfaces is 'tunnel.x', where 'x' is a number, making option B the right choice. Options A and C do not follow the standard naming format for tunnel interfaces, while option D uses a format more commonly associated with GRE interfaces.