Armstrong Utilities, a Pennsylvania-based cable operator, has chosen Metaswitch Networks' Business and Consumer Communications solutions for its network. Metaswitch has helped the MSO migrate to an IP-based multimedia platform.

Armstrong provides broadband, voice and pay TV services to more than 285,000 customers in five states. The company supports approximately 140,000 residential and business telephone lines and provides 30,000 voicemail accounts to consumer and business subscribers.