Datasheet

5
Datasheet|HPMSR50RouterSeries
Layer 3 services
•AddressResolutionProtocol(ARP)
DeterminestheMACaddressofanotherIPhostinthesamesubnet;supportsstaticARPs;
gratuitousARPallowsdetectionofduplicateIPaddresses;proxyARPallowsnormalARP
operationbetweensubnetsorwhensubnetsareseparatedbyaLayer2network
•UserDatagramProtocol(UDP)helper
RedirectsUDPbroadcaststospecicIPsubnetstopreventserverspoong
•DynamicHostCongurationProtocol(DHCP)
SimpliesthemanagementoflargeIPnetworksandsupportsclientandserver;DHCPRelay
enablesDHCPoperationacrosssubnets
Layer 3 routing
•StaticIPv4routing
ProvidessimplemanuallyconguredIPv4routing
•RoutingInformationProtocol(RIP)
UsesadistancevectoralgorithmwithUDPpacketsforroutedetermination;supportsRIPv1
andRIPv2routing;includesloopprotection
•OpenShortestPathFirst(OSPF)
Deliversfasterconvergence;usesthislink-stateroutingInteriorGatewayProtocol(IGP),which
supportsECMP,NSSA,andMD5authenticationforincreasedsecurityandgracefulrestartfor
fasterfailurerecovery
•BorderGatewayProtocol4(BGP-4)
DeliversanimplementationoftheExteriorGatewayProtocol(EGP)utilizingpathvectors;uses
TCPforenhancedreliabilityfortheroutediscoveryprocess;reducesbandwidthconsumption
byadvertisingonlyincrementalupdates;supportsextensivepoliciesforincreasedexibility;
scalestoverylargenetworks
•Intermediatesystemtointermediatesystem(IS-IS)
UsesapathvectorInteriorGatewayProtocol(IGP),whichisdenedbytheISOorganizationfor
IS-ISroutingandextendedbyIETFRFC1195tooperateinbothTCP/IPandtheOSIreference
model(IntegratedIS-IS)
•StaticIPv6routing
ProvidessimplemanuallyconguredIPv6routing
•DualIPstack
MaintainsseparatestacksforIPv4andIPv6toeasethetransitionfromanIPv4-onlynetwork
toanIPv6-onlynetworkdesign