HP Cisco Nexus 5000 Cisco Nexus 5000 Series Release Notes Release 4.1(3)N1(1) - Page 5

New and Changed Features in Cisco NX-OS Release 4.1(3)N1(1) Send documentation comments to [email protected] The Cisco Nexus 2148T Fabric Extender forwards all traffic to a parent Cisco Nexus 5000 Series switch over 10-Gigabit Ethernet fabric uplinks, allowing all traffic to be inspected by policies established on the Cisco Nexus 5000 Series switch. No software is included with the Nexus 2148T. Software is downloaded and upgraded from its parent Cisco Nexus 5000 Series switch. The Nexus 2148T has 48 1-Gigabit Ethernet host interfaces for its downlink connection to servers or hosts and 4 10-Gigabit Ethernet fabric interfaces with SFP+ interface adapters for its uplink connection to the parent switch. New and Changed Features in Cisco NX-OS Release 4.1(3)N1(1) This release includes the following new or changed features: • 750 Watt power supply • NxOS 4.1.3 parity features • Virtual Port Channels (VPC) • N2K Active-Active over VPC • EtherChannel Enhancements - 16-Port Etherchannel - 16 Etherchannels - Etherchannel load balancing commands • N2K connectivity over Expansion modules • ACL For N2K ports over FEX-fabric Port-Channel • PVLAN Isolated and Promiscuous Trunk • Support for 512 VLANs (512 minus number of VSANs configured) • Native 802.1q VLAN tag • ACL based QoS classification and Marking • FCoE: Support for T11 based FIP • CEE DCBX • FCoE co-existence with VPC • Support for SMI-S • DCNM Support For more information about the features listed, see the Cisco Nexus 5000 Series and the Cisco Nexus 2000 Series documentation listed in the"Related Documentation" section on page 26. Cisco NX-OS Release 4.1(3) N1(1) Upgrade/Downgrade Issues This section describes issues you may encounter when you upgrade to or downgrade from the Cisco NXOS 4.1(3) N1(1) release on the Cisco Nexus 5000 Series switch. This section includes the following topics: • Upgrading from Cisco NX-OS 4.0(1a)N1-Based Releases to 4.1(3)N1-Based Releases, page 6 • Downgrading from Cisco NX-OS 4.1(3)N-Based Releases, page 6 OL-16601-01 Cisco Nexus 5000 Series and Cisco Nexus 2000 Series Release Notes, Release 4.1(3)N1(1) 5