It establishes, manages, and terminates sessions between two communicating hosts. | |
It defines how data is formatted for transmission and how access to the physical media is controlled. | |
It provides the connectivity and path selection between two host systems that may be located on geographically separated networks. | |
It segments data from the system of the sending host and reassembles the data into a data stream on the system of the receiving host. |
OSPF | |
ARP | |
EIGRP | |
IS-IS | |
RIP |
show running-config e1/18 switchport | |
show interface e1/18 switchport | |
show interface e1/18 | |
show interface e1/18 native | |
show running-config switchport e1/18 |