单项选择题 A workstation is having connectivity issues when being added to the domain. Which of the following commands would allow the administrator to see the DNS and WINS servers that are currently configured for the workstation?（）

单项选择题 Which of the following network appliances can BEST be described as allowing multiple servers toshare requests for a website through the same public IP address?（）

单项选择题 A network technician wants to use a packet analyzer to troubleshoot a reported problem with a users workstation with IP address 192.168.1.45. To identify the workstations packets the technician wants to use the workstations MAC address. Which of the following protocols would provide the needed information?（）