TELNET
Application layer services like Network Virtual Terminal are used to realise this.
TELNET is the protocol used.
Refer - Data Communication and Networking by Forouzan
Telnet
RDP
There is no notable difference.
DNS is an application layer protocol. The application layer of the OSI model is the layer closest to the user and provides network services to the applications of the user. Examples of protocols that operate at the application layer are: DNS, FTP, TFTP, SNMP, TELNET, RLOGIN, SMTP, MIME, NFS, FINGER, BOOTP and SMB.
TCP, the Transmission Control Protocol, is a layer-4 protocol (in the 7-layer OSI model).
Transmission Control Protocol (TCP) establishes a connection with the remote host before sending data.
Transmission control protocol/Internet Protocol or TCP/IP
Administrators have control over everything. Power Users are restricted.
Transmission Control Protocol Internet Protocol
Inter-Control Center communications Protocol (ICCP)
The PTZ Controller PPC is an application that the Pocket PC uses to control the camera. The PTZ Controller supports PPC Pelco D/P protocol. The application sells for around $28 to $30.
Static routes are very powerful, as they allow administrators complete control over path selection.
Network Control Protocol is uses to identify the Network layer protocol used in the packet