A routing loop has caused TTL values to expire, dropping IP packets. In which OSI layer does the TTL field exist?
Answers
AData Link
BTransport
CNetwork
DSession
Correct answer: C — Network
Objective 1.1: The Network layer (Layer 3) encapsulates IP packets which contain the TTL field. Transport is ports, Data Link is MACs.
MIFOTRA exam practicealigned to CompTIA Network+ N10-009·3 marks·Medium