Salam to all members & Experts!!

me ne office me ptcl broadband lagwaya hai. jis me ptcl router model No. DSL-2750U mila hai jis ki 4 ports hen. me ye chahta hon k jis bhi room me internet ports k through ja raha unko monitor kron k wo kitni speed khainch rahay hen aur me unki speed limit kesay laga sakta hon? please help..