the destination was manually added to the block list
the malware category is set to blocking mode
the transaction was blocked because of application or object properties
the transaction was manually blocked by the administrative user
第1题：
第2题：
Refer to the exhibit,a network administrator cannot establish a telnet session with the indicated router.What is the cause of this failure?（）
第3题：
At what time of the school term does the conversation most probably take place? （ ）
A．At the end of it．
B．In the middle of it．
C．At the beginning of it．
第4题：
What keywords do you need to the access-list to provide to the logging message like source address and source mac address？（）
第5题：
A standard IP access list is applied to an Ethernet interface of a router. What does this standard access list filter on?（）
第6题：
第7题：
What are the three main parts of a syslog message? （）(Choose three.)
第8题：
第9题：
In an ACL cause， what’s the function of log or log-input keyword at the end？
第10题：
A standard access control list has been configured on a router and applied to interface Serial 0 in anoutbound direction. No ACL is applied to Interface Serial 1 on the same router. What will happen whentraffic being filtered by the access list does not match the configured ACL statements for Serial 0？（）