• QoS components: A closer look

    A large component to a successful voice over IP (VoIP) infrastructure is effectively deploying a quality of service (QoS) model. QoS components entail classification and marking, congestion management, congestion avoidance, policing and shaping, and...  Continue Reading

  • MPLS load sharing and high availability, Part 2: IP routing

    MPLS has become a trusted transport option for convergent networks that require guaranteed levels of service, but successful implementation can require increased levels of redundancy to support failover. Robbie Harrell discusses how to enable high ...  Continue Reading

  • MPLS load sharing and high availability

    Multiprotocol Label Switching (MPLS) can be used to create a redundant network architecture, enabling high availability. In this tip, gain a better understanding of MPLS and learn the various components that must be considered when architecting MPLS...  Continue Reading

  • 4G cellular to advance wireless broadband

    4G cellular advances wireless broadband with LAN-like capabilities, more throughput, and an all-IP infrastructure that further narrows the gap between cellular and wireless LANs.  Continue Reading

  • 3G: The CDMA alternative

    CDMA2000 is a third-generation (3G) mobile wireless technology that can support mobile data communications at speeds ranging from 144 Kbps to 2 Mbps. This column discusses the history and specifications of CDMA and explores its benefits.  Continue Reading