多项选择题
A. The IP addresses of workstations allowed gain access to the router via an access list
B. Permanent name-to-address mappings created using the ip host command.
C. Temporary and permanent DNS entries.
D. The names of the routers created using the hostname command.
E. The length of time of users logged into the router, as well as the duration
多项选择题 The TCP/IP network model differs from the more popular OSI model. Which of the layers below belong to the TCP/IP model?（）
多项选择题 The Peanut router is able to successfully ping the Serial 0 and Ethernet 0 interface of the Popcorn router, but a ping issued to the Ethernet 1 interface fails. Based on the above output, what are the potential causes of this problem?（）
单项选择题 Which one of the following EIGRP commands can check the IP addresses of the adjacent neighbors, as well as verifying the EIGRP retransmit intervals and queue counts?（）