New and Changed Information

This chapter contains the following sections:

New and Changed Information

The following table provides an overview of the significant changes to this guide for this current release. The table does not provide an exhaustive list of all changes made to the configuration guide or of the new features in this release.

Feature

Description

Added or Changed in Release

Where Documented

Performing Software Maintenance Upgrades (SMUs)

Describes how to perform software maintenance upgrades (SMUs) on Cisco Nexus 3000 Series switches.

6.0(2)U6(1)

About SMUs

SPAN/ERSPAN Enhancements

The SPAN/ERSPAN enhancements include Egress interface support for ERSPAN source session, SPAN/ERSPAN ACL statistics, CPU port SPAN, SPAN source forward drop traffic, and SPAN ACL User Defined Field (UDF) match.

6.0(2)U5(1)

Guidelines and Limitations for ERSPAN

Configuring User Defined Field (UDF) Based ACL Support

Configuring SPAN Forward Drop Traffic for ERSPAN Source Session

Configuring MPLS Static

This feature allows you to configure MPLS static labels.

6.0(2)U5(1)

Configuring MPLS Static Label and Prefix Binding using the Swap and Pop Operations

Configuration Synchronization

The configuration synchronization (config-sync) feature allows you to configure one switch profile and have the configuration be automatically synchronized to the peer switch.

6.0(2)U4(1)

Configuring Switch Profiles

Source IP Address Configuration

You can now configure source IP addresses for NTP, Logging, DNS, and SNMP.

6.0(2)U4(1)

Configuring a Logging Source-Interface

Configuring the DNS Source Interface

Configuring the SNMP Source Interface

MPLS Stripping

This feature enables you to strip single-labeled MPLS packets off their MPLS label headers so that they can be redirected to T-cache devices.

6.0(2)U2(5)

MPLS Overview

Tap Aggregation

This feature enables you to perform rule-based traffic replication and redirection to multiple ports so that you can monitor and analyze traffic on these ports.

6.0(2)U2(3)

Configuring Tap Aggregation and MPLS Stripping

Soft Error Recovery

Through this feature, you can monitor parity errors in the hardware and fix them.

6.0(2)U2(1)

Soft Error Recovery

SPAN with ACL Filtering

Through this feature, you can filter ingress traffic at source ports by using ACLs so that they mirror only those packets of information that match the ACL criteria.

6.0(2)U2(1)

Configuring SPAN

NTP

The Network Time Protocol (NTP) synchronizes the time of day among a set of distributed time servers and clients so that you can correlate events when you receive system logs and other time-specific events from multiple network devices.

6.0(2)U2(1)

Configuring NTP

Configuration Rollback

The rollback feature allows you to take a snapshot, or user checkpoint, of the Cisco NX-OS configuration and then reapply that configuration to your switch at any point without having to reload the switch.

6.0(2)U1(2)

Configuring Rollback