Access denied ..........???

[azhar aali]

SALAM TO ALL:
yar muje koi yah batao k main jahan kam karta hon wahan pay network administrator nay boat c site han jo "access denied" ki hovi han yah denied kasy daty hain URL k through i means k "Protocol" k through karty hain i mean k jo web URL protocol use karty hian wo denied kar daty hain or what??? yah kabi khud open ho jati ha and kabi denied. koi hal ha k khud sy wo site open ki ja sakain proxy change kar k???