问答题
When would you want to disable souce-route and icmp on a router of interface？
To prevent SMURF attack.
问答题 Whichspanningtreemodewillallowyoutoputmultiplevlansintooneinstance？
问答题 vtppruning的purpose是什么？
问答题 问配置DHCP使得host能够成功获得地址的，三个主要条件？
