user manual

CHAPTER 3
Configuring Ethernet Interfaces
This chapter contains the following sections:
•
Information About Ethernet Interfaces, page 7
•
Configuring Ethernet Interfaces, page 11
•
Displaying Interface Information, page 21
•
Displaying Input Packet Discard Information, page 23
•
Default Physical Ethernet Settings , page 24
Information About Ethernet Interfaces
The Ethernet ports can operate as standard Ethernet interfaces connected to servers or to a LAN.
On a Cisco Nexus 3000 Series switch, the Ethernet interfaces are enabled by default.
About the Interface Command
You can enable the various capabilities of the Ethernet interfaces on a per-interface basis using the interface
command. When you enter the interface command, you specify the following information:
• Interface type—All physical Ethernet interfaces use the ethernet keyword.
•
Slot number
◦
Slot 1 includes all the fixed ports.
◦
Slot 2 includes the ports on the upper expansion module (if populated).
◦
Slot 3 includes the ports on the lower expansion module (if populated).
•
Port number
◦
Port number within the group.
Cisco Nexus 3000 NX-OS Layer 2 Switching Configuration Guide, Release 5.0(3)U3(1)
OL-26590-01 7