Which method is of gaining access to a system that bypasses normal security measures？（）

单项选择题Whichoptionensuresthatdataisnotmodifiedintransit？（）

A.Authorization
B.Confidentiality
C.Authentication
D.Integrity

单项选择题WhichtypeofintrusionpreventiontechnologywillbeprimarilyusedbytheCiscoIPSsecurityappliances？（）

A.signature-based
B.profile-based
C.rule-based
D.protocol analysis-based

单项选择题WhenconfiguringSSH，whichistheCiscominimumrecommendedmodulusvalue？（）

A.2048 bits
B.1024 bits
C.256 bits
D.512 bits

单项选择题Whichinformationisstoredinthestatefulsessionflowtablewhileusingastatefulfirewall？（）

A.the inside private IP address and the translated inside global IP address
B.the source and destination IP addresses， port numbers，TCP sequencing information， and additional flags for each TCP or UDP connection associated with a particular session
C.the outbound and inbound access rules （ACL entries）
D.all TCP and UDP header information only

单项选择题WhichVoIPcomponentscanpermitordenyacallattemptonthebasisofanetwork’savailablebandwidth？（）

A.MCU
B.Application server
C.Gateway
D.Gatekeeper