Broadband modems using data compression insure the physical connection between modems is solid prior to initiating error recovery procedures since its error detection runs on the compressed data. The mercury-free arc tube includes a plurality of electrodes and a sealed chamber including a metal halide and a starting rare gas enclosed in the sealed chamber. Entity-generic asset records for assets associated with the plurality of entities are created by analyzing entity-specific asset records for the plurality of assets, wherein the entity-generic asset records comprise respective sets of permissions for accessing the plurality of assets.