Comcast is continuing the rollout of its DOCSIS 3.0-based 100 Mbps high-speed Internet service, making it available to businesses in California. The MSO recently launched the high-speed tier in Richmond, VA.Comcast is also making its scalable voice solution called Comcast Business Class Trunks available to businesses in California. The trunks provide a connection between the customer's PBX and the Comcast network. A customer can choose to have any number of voice channels -- essentially simultaneous usable phone lines -- from six to 23.