5
Layer 2 switching
•GARPVLANRegistrationProtocol
AllowsautomaticlearninganddynamicassignmentofVLANs
•IPmulticastsnoopinganddata-drivenIGMP
AutomaticallypreventsoodingofIPmulticasttraic
•InternetGroupManagementProtocol(IGMP)andMulticastListenerDiscovery(MLD)protocol
snooping
ControlandmanagetheoodingofmulticastpacketsinaLayer2network
•32KMACaddresses
ProvideaccesstomanyLayer2devices
•IEEE802.1adQinQandselectiveQinQ
IncreasethescalabilityofanEthernetnetworkbyprovidingahierarchicalstructure;connect
multipleLANsonahigh-speedcampusormetronetwork
•10GbEportaggregation
Allowsgroupingofportstoincreaseoveralldatathroughputtoaremotedevice
•SpanningTree/MSTP,RSTP,andSTProotguard
Preventnetworkloops
•32MSTPinstances
AllowmultiplecongurationsofSTPperVLANgroup
Layer 3 services
•Loopbackinterfaceaddress
DenesanaddressinRoutingInformationProtocol(RIP)andOpenStandardPathFirst(OSPF),
improvingdiagnosticcapability
•AddressResolutionProtocol(ARP)
DeterminestheMACaddressofanotherIPhostinthesamesubnet;supportsstaticARPs;
gratuitousARPallowsdetectionofduplicateIPaddresses;proxyARPallowsnormalARP
operationbetweensubnetsorwhensubnetsareseparatedbyaLayer2network
•DynamicHostCongurationProtocol(DHCP)
SimpliesthemanagementoflargeIPnetworksandsupportsclientandserver;DHCPRelay
enablesDHCPoperationacrosssubnets
•UserDatagramProtocol(UDP)helperfunction
AllowsUDPbroadcaststobedirectedacrossrouterinterfacestospecicIPunicastorsubnet
broadcastaddressesandpreventsserverspoongforUDPservicessuchasDHCP
Layer 3 routing
•IPv4routingprotocols
Supportstaticroutes,RIP,OSPF,ISIS,andBGP
•IPv6routingprotocols
ProvideroutingofIPv6atwirespeed;supportstaticroutes,RIPng,OSPFv3,IS-ISv6,and
BGP4+forIPv6
•PIM-SSM,PIM-DM,andPIM-SM(forIPv4andIPv6)
SupportIPmulticastaddressmanagementandinhibitionofDoSattacks
•MPLSsupport
ProvidesextendedsupportofMPLS,includingMPLSVPNsandMPLSTraicEngineering
(MPLSTE)
Datasheet|HP5500HISwitchSeries
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