CCIE模拟试题 hofthefollowingtypesofpacketswillbeallowedentrywhenaserialinterface’sinboundaccesslisthasbeenconfiguredtoprohibitentryforTCPandUDPports21,23and25?(Selectthreeoptions.)A.SMTPB.STPC.FTPD.TelnetE.HTTPF....