Topic: Network Operating System (NOS)

What is Border Gateway Protocol (BGP)? The Border Gateway Protocol (BGP) is one of a family of IP Routing protocols, and is an Exterior Gateway Protocol (EGP) designed to distribute ... Read More
What is Internet Group Management Protocol (IGMP) / Multicast Listener Discovery (MLD)? Internet Group Management Protocol (IGMP) and Multicast Listener Discovery (MLD) are the Multicast Group Membership Discovery (MGMD) protocols. They ... Read More
What is Label Distribution Protocol (LDP)? The Label Distribution Protocol (LDP) is used to establish MPLS transport LSPs when traffic engineering is not required. It establishes LSPs that ... Read More
What is MPLS and GMPLS? Multi-Protocol Label Switching (MPLS) provides a mechanism for forwarding packets for any network protocol. It was originally developed in the late ... Read More
What is MPLS-Transport Profile (MPLS-TP)? Transport networks have traditionally been built using Time Division Multiplexed (TDM) SONET/SDH devices. These are becoming ineffective and costly ... Read More
What is Open Shortest Path First (OSPF)? The OSPF (Open Shortest Path First) protocol is one of a family of IP Routing protocols, and is an Interior Gateway Protocol (IGP) for the Internet, ... Read More
What is Protocol Independent Multicast (PIM)? Protocol Independent Multicast (PIM) is a collection of multicast routing protocols, each optimized for a different environment. There are two main ... Read More
What is Routing Information Protocol (RIP)? The Routing Information Protocol (RIP) is one of a family of IP Routing protocols, and is an Interior Gateway Protocol (IGP) designed to distribute ... Read More
What is RSVP-TE? RSVP-TE is used to establish MPLS transport LSPs when there are traffic engineering requirements. It is mainly used to provide QoS and load balancing ... Read More
What is IP routing? IP Routing is an umbrella term for the set of protocols that determine the path that data follows in order to travel across multiple networks from ... Read More
What is Intermediate System - Intermediate System (IS-IS)? The IS-IS (Intermediate System - Intermediate System) protocol is one of a family of IP Routing protocols, and is an Interior Gateway Protocol (IGP) ... Read More
What is multicast IP routing? Multicast IP Routing protocols are used to distribute data (for example, audio/video streaming broadcasts) to multiple recipients. Using multicast, a ... Read More
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