TCP-IP is a protocol, not a transmission medium. Bandwidth doesn't affect it.
Yes.
IP (internet protocol)
Transmission Control Protocol Internet Protocol ... See the website link below
Telnet
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
Multiplexing
Sending or receiving application process.
EIGRP
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