How long does it take a packet of length 1000 bytes to propagate over a link of distance 2500 km, propagation speed 2.5 times 10^8 m/s, and transmission rate 2 mbps more generally, how long does it take a packet of length l to propagate over a link of distance d, propagation speed s, and transmission rate r bps? does this delay depend on packet length? does this delay depend on transmission rate?

Which one of the following would administrators use to connect to a remote server securely for administration? a. telnetb. secure file transfer protocol (sftp)c. secure copy (scp)d. secure shell (ssh)

Jason works as an accountant in a department store. he needs to keep a daily record of all the invoices issued by the store. which file naming convention would him the most?

Install and use wireshark program ( send back screen shots and other vital information) case project 3-2: decode a tcp segment in a wireshark capture in this chapter, you walked through tcp segment to interpret the data included in its header. in this project, you use wireshark to capture your own http messafes, examine the tcp headers, and practice interpreting the data you'll find there. 1. open wireshark and snap the window to one side of your screen. open a browser and snap that window to the other side of your screen so you can see both windows.