Which UNIX file controls the services used for name resolution and the order they are used?

A customer is establishing a link between the headquarters office and remote sales office.
Response to the remote office from the headquarters site is slow. Response within the
headquarters site is acceptable.
What is a probable cause for this scenario?

What is the default authentication method used in Windows Active Directory, Native mode?

In an attempt to connect to a CIFS share by its UNC. path (\\server_name\share_name), the
connection fails. You can successfully ping the server by its IP address.
Which command would verity the IP address resolution to the server name?

Which information can be displayed with the nbtstat command?

Which command will display a local computer’s hostname?

What is limited to 15 characters?

Which service allows a computer to register using a broadcast?

When troubleshooting slow performance on a Data Mover, a network trace has just been
captured. When the trace is opened, a very large number of TCP retransmissions are observed.
What is the most likely cause for these retransmissions?

You have just captured a network trace for a customer reporting slow performance on a Data
Mover. When you open the trace you see a very large number of TCP retransmissions.
What is the most likely cause for these retransmissions?