Layer 2 Communications of Houston, Texas is a multi-homed Internet Service Provider (ISP). We specialize in Global Data Transport, Voice Communications for Domestic VoIP Origination and Termination, VoIP Business Class SIP Telephone Service, Internet/Voice/Data Circuits, Managed VoIP PBX, Virtual Private LAN Service (VPLS), Metro Ethernet Fiber, Tier IV Data Center Server Colocation, Managed Services & Global Network Appliance Monitoring.