单项选择题
A. 200.1.2.0/24 could be assigned to any registrar or ISP in the worlD
B. 200.1.2.0/24 will be assigned in the same g eography (Asia) as 200.1.1.0/24
C. 200.1.2.0/24 cannot be assigned as public address spacE
D. Routers inside North American ISPs increase their routing table size by 1 as a result of the customer with 200.1.1.0/24 connecting to the Internet
多项选择题 Which of the following are considered private IPv4 addresses?（）
单项选择题 The following output occurs on Router R1. IP SLA operation 1 uses an ICMP echo operation type, with default frequency of 60 seconds. The operation pings from address 1.1.1.1 to address 2.2.2.2. Which of the following answers is true reg arding IP SLA and object tracking on R1?（） R1# show track Track 2 IP SLA 1 state State is Up 3 changes, last change 00:00:03 Delay up 45 secs, down 55 secs Latest operation return code: OK Latest RTT (millisecs) 6 Tracked by: STATIC - IP - ROUTING 0
单项选择题 The following configuration commands exist only in an implementation plan document. An engineer does a copy/paste of these commands into configuration mode on Router R1. Which of the following answers is m ost accurate regarding the results?（） ip sla 1 icmp - echo 1.1.1.1 source -ip 2.2.2.2 ip sla schedule 1 start - time now life forever