The HSS (Home Subscriber Server) is the concatenation of the HLR (Home Location Register) and the AuC (Authentication Center) â two functions being already present in pre-IMS 2G/GSM and 3G/UMTS networks.
Three Days Grace's music has been described as post-grunge, hard rock, alternative rock, alternative metal and nu metal. Their self-titled album mostly uses the sounds of alternative metal and post-grunge. However, on their second album One-X, the band had more guitar solos and a more melodic sound.
Deep Purple in Rock, also known as In Rock, is the fourth studio album by English rock band Deep Purple, released on 3 June 1970. It was the first studio album recorded by the classic Mark II line-up. Rod Evans (vocals) and Nick Simper (bass) had been fired in June 1969 and were replaced by Ian Gillan and Roger Glover, respectively.