单项选择题
A. Routing is mostly static.
B. Hardcoded IP addresses are used to support failover.
C. Inbound servers use the CSM or ACE as the default gateway.
D. VLANs between the access layer switches are used for FHRP protocols.
单项选择题 LafeyetteProductionsislookingforanewISPthathasimprovedavailability，load balancing，and catastropheprotection.WhichtypeofISPconnectivitysolutionwouldbebest？（）
单项选择题 WhichofthefollowingistheprimaryconsiderationtoscaleVPNs？（）
多项选择题 WhatfourfunctionsdoesWebCacheCommunicationProtocol（WCCP）incorporate？（）