Traditionalnetworklayerpacketforwardingreliesontheinformationprovidedbynetworklayer()protocols,orstaticrouting,tomakeanindependentforwardingdecisionateach()withinthenetwork．Theforwardingdecisionisbasedsolelyonthedestination()IPaddress．Allpacketsforthesamedestinationfollowthesamepathacrossthenetworkifnootherequal-cost(本题)exist．Wheneverarouterhastwoequal-costpathstowardadestination,thepacketstowardthedestinationmighttakeoneorbothofthem,resultinginsomedegreeofloadsharing．EnhancedInteriorGatewayRoutingProtocol(EIGRP)alsosupportsnon-equal-cost()sharingalthoughthedefaultbehaviorofthisprotocolisequal-cost．YoumustconfigureEIGRPvariancefornon-equal-costloadbalancing．
A.paths B.distance C.broadcast D.session正确答案A
