Flag and fragment offset - Study guides, Class notes & Summaries

Which of the following protocols work at IP layer? 1 point ICMP ARP IGMP All of the above - ANSWER All of the above Which of the following packet header length cannot be used in an IPv4 packet header? 1 point 20 Bytes 30 Bytes 60 Bytes 64 Bytes - ANSWER 30 Bytes How many bits used for header checksum in IPv4 packets? 1 point 8 bits 16 bits 32 bits None of the above - ANSWER 16 bits What is the dotted notation of an IP address of ? 1 point 128.135.65.5 128.133.68....

CMPT 371 Summer 2022 Midterm Q1. (8 marks) Consider the extended LAN connected using bridges B1 and B2 in the figure below and suppose the hash tables in the two bridges are initially empty. For each bridge, list all ports on which a packet will be forwarded for the following sequence of data transmissions: i. E sends a packet to F. ii. F sends a packet to E. iii. D sends a packet to E. iv. A sends a packet to F. Transmission B1 ports forwarding B2 ports forwarding What B1 learns at...