Most often today , ORGANIZATION@1 is used in conjunction with network masquerading -LRB- or IP masquerading -RRB- which is a technique that hides an entire address space , usually consisting of private network addresses -LRB- RFC NUMBER@1 -RRB- , behind a single IP address in another , often public address space .

Masquerading is the mechanism that hides an entire address space , usually consisting of private network addresses -LRB- RFC NUMBER@1 -RRB- , behind a single IP address usually in the public domain address space .
