Network topology exhibit:

You are the administrator at Company.com. TCP/IP is the only protocol used in your network. The network topology is shown in the exhibit above. A subnet mask of 255.255.240.0 is used by all computers and devices. You install a new computer named Company2 with Windows 2000 Professional and you configure it to have a static TCP/IP address of 10.10.20.234, a default gateway of 10.10.20.1, a subnet mask of 255.255.0.0 and a WINS server address of 10.10.13.24. After the operating system installation you discover that you are unable to connect to shared resources on a Windows 2000 file server named CompanyB by using its UNC name. You want Company2 to be able to connect to CompanyB. 
What should you do?（）

Exhibit, Command line
 

You are the network administrator for Company.com's Windows 2000 network.  
A 24-bit subnet mask is used for all computers and routers at Company's main office. You have been assigned the task to install Windows 2000 Professional on a computer named Company2. After the installation you attempt to connect to a shared resource on CompanyC. You are unable to connect to CompanyC. However, you are able to connect to CompanyB. Further investigations reveal that client Company3 is able to connect to CompanyB. You use the ping command from Company2 to attempt to contact CompanyC. The command returns the message shown in the exhibit. You want to Company2 to be able to connect to Company3. To answer, select the 
appropriate device in the network topology exhibit that requires corrective action.