A router receives a packet with a TTL of 5. If it forwards the packet, what will be the new TTL?
Q1. A router receives a packet with a TTL of 5. If it forwards the packet, what will be the new TTL?
Answer: 4
Explanation: TTL is decremented by 1 when a packet is forwarded, so new TTL = 5 - 1 = 4.