D-Link DWS-4026 [307/741] Router discovery configuration

RouterDiscovery

D-Link UnifiedWiredandWirelessAccessSystem

November2011 Page307

D‐LinkUWSUserManual

RouterDiscovery

TheRouterDiscoveryprotocolisusedbyhoststoidentifyoperationalroutersonthesubnet.RouterDiscovery

messagesareoftwotypes:“RouterAdvertisements”and“RouterSolicitations.”Theprotocolmandatesthat

everyrouterperiodicallyadvertisetheIPAddressesit isassociatedwith.Hostslistenfortheseadvertisements

anddiscovertheIPAddr

essesofneighboringrouters.

RouterDiscoveryConfiguration

UsetheRouterDiscoveryConfigurationpagetoenterorchangeRouterDiscoveryparameters.

Todisplaythepage,clickLAN>L3Features>RouterDiscovery>Configurationinthenavigationtree.

Figure201:RouterDiscoveryConfiguration

•Ifyoumakeanychangestothepage,clickSubmittoapplythechangestothesyst

em.

Table181:RouterDiscoveryConfigurationFields

Field Description

Slot/Port Selecttherouterinterfaceforwhichdataistobeconfigured.

AdvertiseMode SelectEnableorDisablefromthedropdownmenu.IfyouselectEnable,Router

Advertisementsaretransmittedfromtheselectedinterface.

AdvertiseAddress EntertheIPAddresstobeusedtoadvertisetherouter.

MaximumAdvertiseInterval

(secs)

Enterthemaximumtime(insec

onds)allowedbetweenrouteradvertisements

sentfromtheinterface.

MinimumAdvertiseInterval

(secs)

Entertheminimumtime(inseconds)allowedbetweenrouteradvertisements

sentfromtheinterface.

AdvertiseLifetime(secs) Enterthevalue(inseconds)tobeusedasthelifetimefieldinrouter

advertisementssentfromtheinterface.Thisisthema

ximumlengthoftimethat

theadvertisedaddressesaretobeconsideredasvalidrouteraddressesbyhosts.

PreferenceLevel Specifythepreferenceleveloftherouterasadefaultrouterrelativetoother

routersonthesamesubnet.Highernumberedaddressesarepreferred.You

mustenteraninteger.