Patent ID: 6988143
Filing Date: 2006-01-17
Classification: H04L

Abstract:
1. A method of operating a network to provide communications in accordance with a first communications protocol, said method comprising: receiving a base address identifier convertible by a first directory server associated with said network to an address for use in communications made in accordance with a second communications protocol; derive, from said base address identifier, an amended address identifier convertible by a second directory server to an address for use in communications made in accordance with said first communications protocol; wherein at least part of said address identifiers is formed in accordance with a hierarchical addressing scheme, said part comprising a sequence of address identifier components, the position of a component in said sequence indicating the level of said component in said hierarchical addressing scheme; said method being characterised in that said derivation involves providing amended address components so that a plurality of base address identifiers convertible by said first directory server are converted to one or more amended address identifiers convertible by said second directory server.