TCP/IP has how many layers ?

There are four layers in TCP/IP model.

Basically four layers are there.

In some sites , It is given that tcp/ip has 4 layers,network access,internet,transport,application. But in some other references , it is given that it has 5 layers (instead of network access, physical and link).

Tcp /IP (Transmission Control Protocol / Internet Protocol) has4 layers

TCP/IP is four layer mode :

1- access layer .

2- network layer .

3- transport layer .

4-application layer 

TCP / IP CABLE THERE ARE NO LAYERS