单项选择题
A.get-ospf
B.reject-all
C.get-statics
D.get-aggregate
单项选择题 Which action occurs when the BGP route 20.1.0.0/16 is evaluated by the policy expression?() [editpolicy-options] policy-statementreject_10 { from{ route-filter20.1.0.0/16orlongerM } then{ communityadd 90-1; accept }} policy-statementaccept_20 { from{ route-filter20.1.0.0/16orlongerM } then{ communityadd 100-1; reject; } } community100-1 members 100:1; community90-1 members 90:1 [editprotocols] bgp{ groupebgp-group { neighbor172.16.201.1 { export(reject-10 && accept-20); }}}
单项选择题 WhichactionoccurswhentheBGProute20.1.0.0/16isevaluatedbythepolicyexpression?() [editpolicy-options] policy-statementmy-filter{ term-first{ from{ route-filter192.168.0.0/16orlongeraccept; route-filter192.168.1.0/24exactaccept; route-filter192.168.2.0/24exact; } then{ metric10; accept; } termsecond{ then{ metric20; accept; }} policy-statementmain{ termchange-attributes from{ policymy-filter; } thenaccept; } termdefault{ thenreject; }} [editprotocols] bgp{ exportmain; }
单项选择题 ABGProutershouldusethreeexportpoliciesnamedadd-communities,no-rfc1918-routes,andrejected-unwanted.Whichexportstatementplacestheadd-communitiespolicyimmediatelybeforethedefaultBGPpolicy?()