Layout References View - Saved to this PC- Mailings Review View Help Zhe Internet can contain viruses. Unless you need to edit, it's safet to stay in Protected View Enable Editing Question 1 (This question is compulsory) When a packet is sent from PC 'X' to PC Y it arrives with a TTIvalue Assuming the default TTL value is 128 what would the value TTL=120 mean What would happen if this TTL value reached zero? Assuming that the TTL value did not exist as a field in the IP header, what would the effect be on computer networks? (5 Marks) (b) DHCP is a protocol used to assign an IP configuration to interfaces dynamically (1) What Transport Layer protocol is used to transmit DHCP messages? What is the function of the Transaction-ID field in a DHCP message? Explain the function of a Relay Agent in DHCP operation? Apart from an IP address, what other IP configuration is necessary to allow devices communicate on the Internet