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The only information that you you require for now is the host name and port of the host you are trying to connect to. You need to get this information from the administrator of that system:
Hostname - A host or domain name locates an organization or other entity on the Internet. An example of a host name would be locis.loc.gov. The name is a representation of the IP address of the host in a form that is simpler and easier to remember than the IP address itself, and is translated to an IP address using the Domain Name System (DNS). or IP address In the most widely installed level of the Internet Protocol (IP) today, an IP address is a 32-bit number that identifies each sender or receiver of information that is sent in packets across the Internet. An IP address has two parts: the identifier of a particular network on the Internet and an identifier of the particular device (which can be a server or a workstation) within that network. On the Internet itself - that is, between the router that move packets from one point to another along the route - only the network part of the address is looked at. of the server to which you wish to connect. Enter this information in the ‘Host Name’ field.
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If this test works, then there is a problem with the host you are trying to connect to. You You will need to contact an administrator of that server to either give you the correct settings hostname and port# or set you up as with a user login.