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ID:33158920
大小:56.00 KB
页数:3页
时间:2019-02-21
《information elements:信息元素》由会员上传分享,免费在线阅读,更多相关内容在应用文档-天天文库。
1、InformationElementsNoNameofInformationElementDescriptionRepresentationLength(octets)GeneralInformationElements1.1TYPE_IE_LIST_OF_NETWORKSListofNeighboringAccessNetworks.LinktypesofthenetworksthatareavailableinagivengeographicalareaForexample,RADIUSNAS-Port-Typeattrib
2、utevaluewhichisauniqueidentifierdefinedinhttp://www.iana.org/assignments/radius-types,e.g.,15:Ethernet18:Wireless-Other19:Wireless-IEEE802.1122:Wireless-CDMA200023:Wireless-UMTS24:Wireless-1X-EVetc.41.2TYPE_IE_NUMBER_OF_OPERATORSNumberofdistinctoperatorsforeachavail
3、ablelinktype.Theremaybemultipleoperatorsforeachlinktype.Ifnetworksofsamelinktypehavedifferentoperatorsthentheyareclassifiedasdifferentnetworks.Thustheremaybethreedifferent802.11networksinanarea,eachsupportedbyadifferentoperator41.3TYPE_IE_LIST_OF_OPERATORSNetworkOpe
4、ratorListforeachtypeoflink.Thisincludesthelistofnetworkoperatorsforeachoftheaccessnetworks.Variable1.4TYPE_IE_NETWORK_CAPABILITIESCapabilitiesoftheaccessnetworksForexample,ifaccessnetworksallowVPNservices,proxymobileIPservies,linklevelsecurity,P2Pservices,etcVariable
5、1.5TYPE_IE_OPERATOR_IDENTIFIERNetworkOperatorTheoperatorofanetwork.RADIUSOperator-Nameattributedefiedindraft-ietf-geoprivradius-lo-05.txt.Variable1.6TYPE_IE_ROAMING_PARTNERSRoamingPartners.Operatorswithwhichthecurrentnetworkoperatorhasdirectroamingagreements.Eachoper
6、atorhasthesamestructureasNetworkOperatorinformationelement.Variable1.7TYPE_IE_COSTCostIndicationofcostforserviceornetworkusageShouldincludethefollowing:Value:(Actualcostdenomination)Unit:(Country/Currencycode)-enumeratedTimeDuration:Durationforwhichcostisapplicable-e
7、numeratedServiceInfo:(whetherunrestrictedorrestricted)VariableAccessNetworkspecificinformationForeach(LinkTypeandOperator)combinationfollowinginformationmaybeprovided2.1TYPE_IE_NUMBER_POANumberofPointofAttachments(PoA)foraspecificAccessNetworkintheNeighborhood.Numbe
8、rofAPs,BSsetc.inthevicinityofclientdeviceThismayberetrievedfromNeighborReports42.2TYPE_IE_NETWORK_SECURITYSecuritycharacteri
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