Telnet
Yes.
IP (internet protocol)
Transmission Control Protocol Internet Protocol ... See the website link below
SNMP
IPX/SPX
DNS is Domain name system for short . Domain name system maps a name to an address. Protocol that relies upon DNS is TCP/IP .tcpip protocol
File Transfer Protocol
PING utility can be used to check the existence of remote computer
Multiplexing
Sending or receiving application process.
The network layer (Internet Layer in TCP/IP model) is the second layer of the TCP/IP model. IP (Internet Protocol), ARP (Address Resolution Protocol), RARP (Reverse Address Resolution Protocol), ICMP (Internet Control Message Protocol) and IGMP (Internet Group Management Protocol) are the protocols at this layer. http://www.omnisecu.com/tcpip/internet-layer.htm
tcpip version 4 is 32 bit where as tcpip v6 is 128bit tcpip 6 can accomadate blillion of bliions ip addresses