New and Changed Information

This chapter lists new or changed content in this document by software release, and where it is located.

Feature
Description
Changed in Release
Where Documented

Backup subgroups

You can assign up to seven backup subgroups when pinning the primary subgroup.

4.2(1)SV1(4a)

Chapter 5 "Configuring Port Channels"

Port channel relative numbering

The subgroup numbering begins at zero and is not tied to the vmnic number.

4.2(1)SV1(4a)

Chapter 5 "Configuring Port Channels"

Network state tracking for vPC-HM

Pinpoints link failure on a port channel configured for vPC-HM.

4.2(1)SV1(4)

Chapter 5 "Configuring Port Channels"

VEM management of LACP

You can offload operation of the LACP protocol from the VSM to the VEMs.

4.2(1)SV1(4)

Chapter 5 "Configuring Port Channels"

LACP

You can enable the LACP port channel function by turning on the feature using the command, feature lacp.

4.2(1)SV1(4)

Chapter 5 "Configuring Port Channels"

System Jumbo MTU

The system jumbo MTU value is fixed at 9000 and cannot be changed.

4.2(1)SV1(4)

Chapter 2 "Configuring Interface Parameters"

Interface MTU

You can configure an interface MTU between 1500 and 9000.

4.2(1)SV1(4)

Chapter 2 "Configuring Interface Parameters"

Mapping vEthernet interfaces to connected ports

vEthernet interfaces are now mapped to connected ports by MAC address as well as DVPort number.

4.2(1)SV1(4)

Chapter 4 "Configuring Virtual Ethernet Interfaces"

Global vEthernet interface controls

You can enable or disable the following automatic vEthernet interface controls:

•Deleting unused vEthernet interfaces

•Purging of manual vEthernet configurations

•Creating vEthernet interfaces

4.2(1)SV1(4)

Chapter 4 "Configuring Virtual Ethernet Interfaces"

Configuration limits

Configuration limits for vEthernet interfaces, vEthernet trunks, and port profiles were added.

4.0(4)SV1(2)

Chapter  ""

show interface vethernet command

The show interface vethernet command now displays 5 minute input and output packet/bit rate statistics for the interfaces that you specify. The configuration example showing this command output was updated to reflect this change.

Note The show interface ethernet command output also provides these new statistics.

4.0(4)SV1(2)

Chapter 4 "Configuring Virtual Ethernet Interfaces"

vPC-Host Mode

Support for manual creation of subgroups.

4.0(4)SV1(2)

Chapter 5 "Configuring Port Channels"

Static Pinning

Support for attaching (or pinning) a vEthernet interface to a specific port channel subgroup.

4.0(4)SV1(2)

Chapter 5 "Configuring Port Channels"