NTL runs two different digital platforms called Bromley and Langley. Bromley refers to those areas once served by Cable & Wireless and Langley refers to those areas that were always served by NTL.
A tip to distinguish the platforms: On Langley platform (originally NTL), BBC1 is on channel position 101. On Bromley platform (originally C&W) BBC1 is on channel position 1.
The Remote Control for Langley is BLUE
The Remote Control for Bromley is BLACK