New and Changed Information

This chapter provides release-specific information for each new and changed feature in the Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x. The latest version of this document is available at the following Cisco website:
http://www.cisco.com/en/US/docs/switches/datacenter/sw/5_x/nx-os/interfaces/configuration/guide/if_cli.html

To check for additional information about Cisco NX--OS Release 5.x, see the Cisco Nexus 7000 Series NX-OS Release Notes, Release 5.x . Release notes are available at the following Cisco website:
http://www.cisco.com/c/en/us/support/switches/nexus-7000-series-switches/products-release-notes-list.html

Table 1 summarizes the new and changed features for the Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x, and tells you where they are documented.

 

Table 1 New and Changed Features for Cisco NX--OS Release 5.x

Feature
Description
Changed in Release
Where Documented

Fabric Extender (FEX)

Fabric Extender ports have Layer 3 support for host connectivity, and vPCs can be configured through Fabric Extenders (Host vPC).

5.2(1)

Chapter 4, “Configuring Layer 3 Interfaces”

Chapter 7, “Configuring vPCs”

BFD SHA1 Authentication

Supports SHA-1 authentication of BFD packets.

5.2(1)

Chapter 5, “Configuring Bidirectional Forwarding Detection”

Default Interfaces

Allows you to clear the existing configuration of multiple interface types.

5.2(1)

Chapter 3, “Configuring Layer 2 Interfaces”

SVI Autostate Exclude

Allows you to exclude a port from the VLAN interface link-up calculation when there are multiple ports in the VLAN.

5.2(1)

Chapter 3, “Configuring Layer 2 Interfaces”

vPC

Allows you to configure auto recovery configuration support, provides system display of MST to VLAN consistency failures, provides FabricPath configuration support, and vPC connection to Cisco 2000 Series Fabric Extenders.

5.2(1)

Chapter 7, “Configuring vPCs”

Rate Limits

Configures rate limits for packets that reach the supervisor.

5.1(1)

Chapter 2, “Configuring Basic Interface Parameters”

Inband Management in the Nexus Chassis

Configures inband management in the Cisco Nexus 7000 switches when there are only F1 series module in the chassis.

5.1(1)

Chapter 4, “Configuring Layer 3 Interfaces”

F1 series modules and M1 series modules for the port channel

Supports bundling of 16 active ports simultaneously into a port channel on the F series module. On the M Series module, you can bundle up to 8 active and 8 standby.

5.1(1)

Chapter 6, “Configuring Port Channels”

LACP Port-Channel MinLinks and MaxBundle

Configures LACP port-channel minlinks and LACP port-channel maxbundle.

5.1(1)

Chapter 6, “Configuring Port Channels”

BFD

Makes network profiling and planning easier and reconvergence time consistent and predictable.

5.0(2)

Chapter 5, “Configuring Bidirectional Forwarding Detection”

Q-in-Q Tunneling

Enables the segregation of traffic for different customers while still giving you a full range of VLANs for your use.

5.0(2)

Chapter 9, “Configuring Q-in-Q VLAN Tunnels”

vPC and STP Convergence

Supports bringing up the vPC on a switch when its peer fails to function. Enables the vPC switch pair to appear as a single STP root in the Layer 2 topology.

5.0(2)

Chapter 7, “Configuring vPCs”