Learn

Achievements

Capture The Flag

Time to Live and Routing Behavior

COURSE LESSON

Continue your learning

Sign in to access your enrolled courses, or view the course details before enrolling.

Sign in View course
Network Layer Structures and Operations

Understand the TTL field in IP packets, its purpose in preventing loops, and how routers decrement it. You'll also see how TTL helps detect the number of hops (e.g., in traceroute).

Key topics:

  • TTL mechanics

  • Traceroute logic

  • Loop prevention in routing

  • TTL expiration behavior