Asalamualikum dosto0 OR MAsters

Main eik internet cable ka user ho tu mere admin ney Linux install ki hoi hai tu us ney kuch sites block ki hoi hai or main kafi Proxy Sitess use kar chuka ho but wo sites open nahi hoti hai us ney kuch Squid lagaya howa hai shayad is say sites block ki hoi hai tu kiya main us ko open kar sakta ho ager kar sakta ho tu pls i need ur help ... Thanks