Networking Knowledge Base

Description:1. Serial Tunneling (STUN)2. Simple traversal of UDP over NATs (STUN) Complete Definition:1. Serial Tunneling (STUN) is the tunneling of SDLC frames across a WAN. In the traditional systems network architecture (SNA) world, remote control...

Introduction:Packet header:Basic GRE tunnel configuration:RFCsRelated information: Introduction: GRE is used to encapsulate an arbitrary layer protocol over another arbitrary layer protocol. In general, GRE allows a tunnel to be created using a certa...

Description:Point-to-Point (P2P)Also See:GRE MGRETunnelP2MP

What does this feature do? This feature is used to enable an interface-local proxying of ARP requests. Activation will make the router answer all ARP requests on configured subnet, even for clients that shouldn't normally need routing.http://supportw...

Point-to-Multipoint (P2MP)Description:1) a hub-n-spoke network topology architecture used for WAN network.2) a hub-n-spoke network topology architecture used for a tunneling network.Complete Definition:A hub-n-spoke topology where a tunnel peer can h...

How to transfer a file to a router via SNMP, CISCO-FLASH-MIB"snmp set/get" commands run from the Router"snmpset" commands applied from a Network Management StationReferences How to transfer a file to a router via SNMP, CISCO-FLASH-MIB The examples be...

IntroductionCisco IOS XR Software, a member of the Cisco IOS family, is a unique self-healing and self-defending operating system designed for always on operation while scaling system capacity up to 92Tbps. Cisco IOSXR powers the Cisco Carrier Routin...

DescriptionMulticast BGP (MBGP)Complete DefinitionMultiprotocol Extensions for Frequently asked questions about BGP (MBGP), defined in IETF RFC 2858, is an extension to the BGP unicast routing protocol that allows different types of addresses (known ...

How to transfer a file to a router via SNMP, CISCO-FLASH-MIBThe examples below show how to copy a file from a tftp server to the flash via snmp, similar toRouter#copy tftp flash Via SNMP the same operation can be performed from different sources:"sn...

Description:Synchronous Data Link Control (SDLC)Complete Definition:A SNA data link layer communications protocol. SDLC is a bit-oriented, full-duplex serial protocol that has spawned numerous similar protocols, including HDLC and LAPB.It is the laye...

DescriptionProtocol Independent Multicast Source Specific Multicast (PIM-SSM)Complete DefinitionProtocol Independent Multicast Source Specific Multicast (PIM-SSM) builds trees that are rooted in just one source, offering a more secure and scalable mo...

DescriptionData-over-Cable Service Interface Specifications (DOCSIS) Complete DescriptionData Over Cable Service Interface Specification (DOCSIS) is an international standard developed by CableLabs and contributing companies that include: ARRIS, Harm...

Description1) Unspecified Bit Rate (ubr)2) Universal Broadband Router (uBR)Complete Description1) One of ATM service categories generally used for delay-tolerant applications. A type of Traffic Shaping in QoS for ATM/Frame Relay PVCs Wikipedia Unspec...

Description:Systems Network Architecture (SNA) Complete Definition:Large, complex, feature-rich network architecture developed in the 1970s by IBM.  Similar in some respects to the OSI reference model but with a number of differences. SNA essentially...

Description:Complete Definition:RFCs:Also See: Description:Next Hop Resolution Protocol (NHRP):  Protocol used by routers to dynamically discover the MAC address of other routers and hosts connected to an NBMA network. These systems then can communic...