多项选择题
A. NAT provides 1 to manyaddress mapping. B. NAT provides 1 to 1 address mapping. C. NAT is only useful forTCP/UDP and ICMP traffic. D. NAT can be used for all IP traffic.
WhattechnologiesareincludedinAnti-X？（）A. Content and UR...
多项选择题What technologies are included inAnti-X？ （）
A. Content and URL filtering B. Intrusion Prevention C. VPN D. Virus and Phishing protection E. Content Caching
CSAprotectsyourhostby：（）A. Preventing browsers from ope...
单项选择题CSA protects your host by： （）
A. Preventing browsers from opening network sockets inlistening state. B. Preventingbuffer overflows. C. Preventingusers from entering unencrypted passwords D. Preventing browsers from acting as client to webservers.
ChoosethemostcorrectstatementsaboutSMTP/ESMTP.（）A. Open...
多项选择题Choose the most correct statements about SMTP/ESMTP. （）
A. Open mail relays are often used for spamming. B. ESMTP does NOT provide more security features than SMTP C. SMTPdoes provide authenticated email sending." D. Worms often spread via SMTP.
