IT Certification CCIE,CCNP,CCIP,CCNA,CCSP,Cisco Network Optimization and Security Tips
High Bit-Rate DSL
High bit-rate DSL (HDSL) requires two pairs of copper for service, unlike most other DSL offerings. In exchange, it provides a T-1-like presence of 1.544Mbps in each direction. It’s important to note that this service does not support analog voice.