Se n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a ck - d o c @ c i s c o . c o m Cisco MDS 9000 Family Release Notes for Cisco MDS NX-OS Release 4.2(1a) Release Date: September 25, 2009 Part Number: OL-19964-02 This document describes the caveats and limitations for switches in the Cisco MDS 9000 Family. Use this document in conjunction with documents listed in the “Related Documentation” section on page 45. Note As of Cisco Fabric Manager Release 4.
Introduction Se n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a ck - d o c @ c i s c o .
Components Supported Se n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a ck - d o c @ c i s c o .
Components Supported Se n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a ck - d o c @ c i s c o .
Components Supported Se n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a ck - d o c @ c i s c o .
Components Supported Se n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a ck - d o c @ c i s c o .
Components Supported Se n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a ck - d o c @ c i s c o .
Components Supported Se n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a ck - d o c @ c i s c o . c o m Table 1 Cisco MDS 9000 Family Supported Software and Hardware Components (continued) Component Part Number Description Applicable Product Dense WavelengthDivision Multiplexing (DWDM) DWDM-X2-xx.xx MDS 9500 Series DWDM X2 SC optics for 10-Gbps Fibre Channel connectivity to an existing Ethernet DWDM infrastructure, MDS 9200 Series with 15xx.xx nm wavelength, where xx.xx = 60.
MDS 9000 Chassis and Module Support in Cisco MDS NX-OS 4.x Se n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a ck - d o c @ c i s c o . c o m MDS 9000 Chassis and Module Support in Cisco MDS NX-OS 4.x Table 2 lists the MDS hardware chassis supported by Cisco MDS NX-OS 4.x. Table 2 Cisco MDS NX-OS 4.x Chassis Support Matrix Switch NX-OS 4.
MDS 9000 Chassis and Module Support in Cisco MDS NX-OS 4.x Se n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a ck - d o c @ c i s c o . c o m Table 3 Module Support Matrix for Cisco MDS NX-OS 4.x (continued) Module Description MDS 9500 Series MDS 9222i MDS 9216i DS-X9032-SSM 32-port Storage Services Module (SSM) Yes Yes Yes DS-X9308-SMIP 8-port 1-, 2-Gbps IP Switching Module No No No DS-X9304-SMIP 4-port 1-, 2-Gbps IP Switching Module No No No 1.
Migrating from Supervisor-1 Modules to Supervisor-2 Modules Se n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a ck - d o c @ c i s c o . c o m Migrating from Supervisor-1 Modules to Supervisor-2 Modules As of Cisco MDS SAN-OS Release 3.0(1), the Cisco MDS 9509 and 9506 Directors support both Supervisor-1 and Supervisor-2 modules. Supervisor-1 and Supervisor-2 modules cannot be installed in the same switch, except during migration.
Software Download Process Se n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a ck - d o c @ c i s c o . c o m Downloading Software The Cisco MDS NX-OS software is designed for mission-critical high availability environments. To realize the benefits of nondisruptive upgrades on the Cisco MDS 9500 Directors, we highly recommend that you install dual supervisor modules. To download the latest Cisco MDS NX-OS software, access the Software Center at this URL: http://www.cisco.
Software Download Process Se n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a ck - d o c @ c i s c o . c o m Selecting the Correct Software Image for an MDS 9200 Series Switch The system and kickstart image that you use for an MDS 9200 series switch depends on which switch you use, as shown in Table 6.
Upgrading Your Cisco MDS NX-OS Software Image Se n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a ck - d o c @ c i s c o .
Upgrading Your Cisco MDS NX-OS Software Image Se n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a ck - d o c @ c i s c o . c o m • Install and configure dual supervisor modules. • Issue the show install all impact upgrade-image CLI command to determine if your upgrade will be nondisruptive. • Be aware that you need to enable Telnet following the upgrade. See “Enabling Telnet Required After an Upgrade” section on page 19.
Upgrading Your Cisco MDS NX-OS Software Image Se n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a ck - d o c @ c i s c o . c o m Table 8 Nondisruptive Upgrade Path to Cisco MDS NX-OS Release 4.2(1a) Current Nondisruptive Upgrade Path NX-OS 4.1(3a) You can nondisruptively upgrade directly to NX-OS Release 4.2(1a) NX-OS 4.1(1c) You can nondisruptively upgrade directly to NX-OS Release 4.2(1a) NX-OS 4.1(1b) You can nondisruptively upgrade directly to NX-OS Release 4.
Upgrading Your Cisco MDS NX-OS Software Image Se n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a ck - d o c @ c i s c o . c o m Table 8 Current Nondisruptive Upgrade Path to Cisco MDS NX-OS Release 4.2(1a) (continued) Nondisruptive Upgrade Path SAN-OS 2.1(1b) Upgrade to SAN-OS Release 2.1(2b), then upgrade to Release 3.3(x), and then upgrade to NX-OS Release 4.2(1a) or Upgrade to SAN-OS Release 2.1(2d), then upgrade to Release 3.3(x), and then upgrade to NX-OS Release 4.
Upgrading Your Cisco MDS NX-OS Software Image Se n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a ck - d o c @ c i s c o . c o m Table 9 lists additional SAN-OS and NX-OS releases that support FICON. Refer to the specific release notes for FICON upgrade path information. Table 9 FICON Supported Releases FICON Supported Releases NX-OS Release 4.2(1a) Release 4.1(1c) SAN-OS Release 3.3(1c) Release 3.2(2c) Release 3.0(3b) Release 3.0(3) Release 3.0(2) Release 2.
Upgrading Your Cisco MDS NX-OS Software Image Se n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a ck - d o c @ c i s c o . c o m Upgrading an MDS 9222i Switch with SANTap or Invista is Provisioned on the SSM On an MDS 9222i switch, if SANTap or Invista is provisioned on a Storage Services Module (SSM) in slot 2, then an In Service Software Upgrade (ISSU) to NX-OS Release 4.2(1a) is not supported. The upgrade to NX-OS Release 4.
Upgrading Your Cisco MDS NX-OS Software Image Se n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a ck - d o c @ c i s c o . c o m This issue was resolved in Cisco SAN-OS Release 2.1(2b); you must upgrade to Release 2.1(2b) before upgrading to Release 3.3(1c). An upgrade from Cisco SAN-OS Releases 2.1(1a), 2.1(1b), or 2.1(2a) to Release 2.1(2b) when IVR is enabled requires that you follow the procedure below.
Upgrading Your Cisco MDS NX-OS Software Image Se n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a ck - d o c @ c i s c o . c o m Note To avoid any traffic disruption, modify the configuration of the SSM ports as described below, before upgrading a SAN-OS software image prior to Release 3.3(1c) to NX-OS Release 4.2(1a). For more information on upgrading SAN-OS software, see the “Upgrading Your Cisco MDS NX-OS Software Image” section on page 14.
Upgrading Your Cisco MDS NX-OS Software Image Se n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a ck - d o c @ c i s c o . c o m Upgrading the SSI Image on Your SSM Use the following guidelines to nondisruptively upgrade the SSI image on your SSM: • Install and configure dual supervisor modules. • SSM intelligent services traffic on SSM ports is disrupted during upgrades.
Downgrading Your Cisco MDS SAN-OS Software Image Se n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a ck - d o c @ c i s c o . c o m Performing a Disruptive Upgrade on a Single Supervisor MDS Family Switch Cisco MDS SAN-OS software upgrades are disruptive on the Cisco MDS 9216i switch, which has a single supervisor. If you are performing an upgrade on this switch, you should follow the nondisruptive upgrade path shown in Table 8, even though the upgrade is disruptive.
Downgrading Your Cisco MDS SAN-OS Software Image Se n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a ck - d o c @ c i s c o . c o m – SSM: Intelligent services traffic on the SSM, such as SANTap, NASB, and FC write acceleration, is disrupted during a downgrade. SSM Fibre Channel traffic is not. – Gigabit Ethernet Ports: Traffic on Gigabit Ethernet ports is disrupted during a downgrade.
Downgrading Your Cisco MDS SAN-OS Software Image Se n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a ck - d o c @ c i s c o . c o m Table 11 Nondisruptive Downgrade Path from NX-OS Release 4.2(1a) (continued) To SAN-OS Release Nondisruptive Downgrade Path SAN-OS 3.2(3) Downgrade to SAN-OS Release 3.3(x) first and then downgrade to Release 3.2(3). SAN-OS 3.2(2c) Downgrade to SAN-OS Release 3.3(x) first and then downgrade to Release 3.2(2c). SAN-OS 3.
Downgrading Your Cisco MDS SAN-OS Software Image Se n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a ck - d o c @ c i s c o . c o m Table 11 Nondisruptive Downgrade Path from NX-OS Release 4.2(1a) (continued) To SAN-OS Release Nondisruptive Downgrade Path SAN-OS 2.0(4) Downgrade to SAN-OS Release 3.3(x) first, then to Release 2.1(2x), and then downgrade to Release 2.0(4). SAN-OS 2.0(3) Downgrade to SAN-OS Release 3.3(x) first, then to Release 2.
Downgrading Your Cisco MDS SAN-OS Software Image Se n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a ck - d o c @ c i s c o . c o m Downgrading the SSI Image on Your SSM Use the following guidelines when downgrading your SSI image on your SSM: • On a system with at least one SSM installed, the install all command might fail on an SSM when you downgrade from Cisco NX-OS Release 4.1(x) to any SAN-OS 2.x release earlier than SAN-OS Release 2.1(2e).
New Features in Cisco MDS NX-OS Release 4.2(1a) Se n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a ck - d o c @ c i s c o . c o m Table 13 Downgrade Behavior on an MDS 9500 Series Switch with 8-Gbps Module Installed (continued) Crossbar Fabric Mode Switch Type Software Version Downgrade Software Version Actual Install Behavior Expected Install Behavior BM Mode MDS 9509 or 9506 4.2(1a) with 8-Gbps module 3.3(x) Abort Abort. Nondisruptive after powerdown of 8-Gbps module.
New Features in Cisco MDS NX-OS Release 4.2(1a) Se n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a ck - d o c @ c i s c o . c o m In addition, Fabric Manager information has been removed from the Cisco MDS NX-OS Release Notes (this document) and placed into standalone Fabric Manager Release Notes that support both Cisco MDS 9000 Family switches and Cisco Nexus 5000 Series switches. Cisco Fabric Manager Release Notes are available from the following website: http://www.cisco.
New Features in Cisco MDS NX-OS Release 4.2(1a) Se n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a ck - d o c @ c i s c o . c o m Where Documented For documentation on the Cisco TrustSec Fibre Channel Link Encryption feature, see Chapter 11 of the Cisco MDS 9000 Family NX-OS Security Configuration Guide. FICON XRC Acceleration eXtended Remote Copy (XRC) is a mainframe-based software replication solution in widespread use in financial institutions worldwide.
New Features in Cisco MDS NX-OS Release 4.2(1a) Se n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a ck - d o c @ c i s c o . c o m SAN Extension Support on the SSN-16 Starting with MDS NX-OS Release 4.2(1a), you can deploy Fibre Channel Interface Protocol (FCIP) on the new 16-port Storage Services Node (SSN-16). The performance per slot is four times greater for FCIP on the SSN-16 as compared to the MSM-18/4 module.
Licensed Cisco NX-OS Software Packages Se n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a ck - d o c @ c i s c o . c o m MDS 9000 16-Port Storage Services Node The Cisco MDS 900016-Port Storage Services Node (SSN-16) provides a high-performance, flexible, unified platform for deploying enterprise-class disaster recovery, business continuance, and intelligent fabric applications.
Licensed Cisco NX-OS Software Packages Se n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a ck - d o c @ c i s c o . c o m SAN Extension over IP Package The Cisco MDS 9000 SAN Extension over IP package allows the customer to use FCIP to extend SANs over wide distances on IP networks using the Cisco MDS 9000 family IP storage services. Refer to the Cisco MDS 9000 SAN Extension over IP package fact sheet for more information.
Limitations and Restrictions Se n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a ck - d o c @ c i s c o . c o m Limitations and Restrictions This section lists the limitations and restrictions for this release.
Limitations and Restrictions Se n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a ck - d o c @ c i s c o . c o m parameter outside this specified set. Beginning with NX-OS Release 4.1(1b), these users are still prevented from performing configuration, clear, execute, and debug commands as before, however, they are allowed to perform show commands for all VSANs. This addresses the following: 1.
Limitations and Restrictions Se n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a ck - d o c @ c i s c o . c o m Java Web Start When using Java Web Start, it is recommended that you do not use an HTML cache or proxy server. You can use the Java Web Start Preferences panel to view or edit the proxy configuration. To do this, launch the Application Manager, either by clicking the desktop icon (Microsoft Windows), or type .
Limitations and Restrictions Se n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a ck - d o c @ c i s c o . c o m CFS Cannot Distribute All Call Home Information In MDS NX-OS Release 4.
Limitations and Restrictions Se n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a ck - d o c @ c i s c o .
Limitations and Restrictions Se n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a ck - d o c @ c i s c o .
Limitations and Restrictions Se n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a ck - d o c @ c i s c o . c o m • Port Mode: auto or E for the first half of the ports, the second half of the ports, or for all of the ports • Rate Mode: dedicated • Buffer Credits: default value When you configure port mode to auto or E for all ports in the global buffer pool, you need to reconfigure buffer credits on one or more of the ports.
Caveats Se n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a ck - d o c @ c i s c o . c o m Caveats This section lists the open and resolved caveats for this release. Use Table 14 to determine the status of a particular caveat. In the table, “O” indicates an open caveat and “R” indicates a resolved caveat. Table 14 Open Caveats and Resolved Caveats Reference NX-OS Software Release (Open or Resolved) NX-OS Software Release (Open or Resolved) 4.1(3a) 4.
Caveats Se n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a ck - d o c @ c i s c o . c o m Table 14 Open Caveats and Resolved Caveats Reference (continued) NX-OS Software Release (Open or Resolved) NX-OS Software Release (Open or Resolved) 4.1(3a) 4.
Caveats Se n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a ck - d o c @ c i s c o . c o m • CSCtb32209 Symptom: If there are DWDM link failures of less than 100ms, an MDS switch sends a NOS, which results in traffic disruption, especially when there is FICON traffic. Workaround: This issue is resolved • CSCsy52780 Symptom: Occasionally, when you enter the feature npv command to enable NPV, or enter the no feature npv command to disable NPV, the switch does not reload as expected.
Caveats Se n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a ck - d o c @ c i s c o . c o m Workaround: This issue is resolved. • CSCsz84022 Symptom: The TPC application cannot discover the MDS 9509 switch when it is connected to an MDS 9020 switch. Workaround: This issue is resolved. • CSCsz95999 Symptom: A kernel failure in the Mgmt0 driver caused the MDS 9222i switch to reboot Workaround: This issue is resolved.
Related Documentation Se n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a ck - d o c @ c i s c o . c o m Workaround: This issue is resolved. • CSCsz22811 Symptom: Compression throughput on the MSM-18/4 module has been improved. Workaround: This issue is resolved. • CSCtb80346 Symptom: When an SFP is removed because a port if Administratively Down or Out of Service, a syslog message should be generated. Workaround: This issue is resolved.
Related Documentation Se n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a ck - d o c @ c i s c o . c o m The documentation set for Cisco Fabric Manager appears in the Cisco Fabric Manager Release Notes for Release 4.2(1), which is available from the following website: http://www.cisco.com/en/US/partner/products/ps10495/prod_release_notes_list.
Related Documentation Se n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a ck - d o c @ c i s c o .
Obtaining Documentation and Submitting a Service Request Se n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a ck - d o c @ c i s c o . c o m Obtaining Documentation and Submitting a Service Request For information on obtaining documentation, submitting a service request, and gathering additional information, see the monthly What’s New in Cisco Product Documentation, which also lists all new and revised Cisco technical documentation, at: http://www.cisco.