Release Notes for Cisco IOS XRv 9000 Routers, IOS XR Release 25.1.2

Overview

Cisco IOS XR Release 25.1.2 is an extended maintenance release for Cisco IOS XRv 9000 Series routers. This release does not introduce new software features or hardware. For detailed information on the Cisco IOS XR release model and support, refer to the Software Lifecycle Support Statement - IOS XR.

The Cisco IOS XRv 9000 Router is built on Cisco IOS XR software, inheriting its extensive routing functionality. The features available on the Cisco IOS XRv 9000 Router are detailed in the Supported Cisco IOS XR Technologies section. The Cisco IOS XRv 9000 Appliance offers a similar user experience to Cisco ASR 9000 Series Aggregation Services Routers and supports North-bound APIs. It does not support hardware-specific configurations. Configuration commands for control and data plane features are consistent with those for the Cisco ASR 9000 Series Aggregation Services Routers. For more information on configuration commands, consult the Cisco ASR 9000 Series Aggregation Services Routers command references.

New Software Features

There are no new software features introduced in this release.

New Hardware

There is no new hardware introduced in this release.

Changes in Behavior

There are no changes in behavior in this release.

Open Issues

There are no open caveats in this release.

Known Issues

There are no known issues in this release.

Compatibility

Appliance Model

The Cisco IOS XRv 9000 Appliance is pre-installed with Cisco IOS XRv 9000 Router software and shipped on bare metal UCS server hardware. It supports hyper scalability, capable of handling up to 70 million route prefixes when configured as a Virtual Route Reflector, eliminating the need for a hypervisor layer. The Appliance also supports Zero Touch Provisioning (ZTP) for simplified integration into existing networks.

Specification of the Cisco XRv 9000 Appliance

Parameters	Supported
Form Factor	1 RU
Processor	4th Gen Intel Xeon Scalable processor Intel i5420+ 2GHz/205W 28C/52.5MB DDR5 4400MT/s
Memory size	128GB (8x16GB DDR5-4800 RDIMM 1Rx8)
Internal storage	480GB M.2 Boot SATA Intel SSD
Software version	Cisco IOS-XR version 24.4.2 and later
Firmware version	BIOS version: C220M7.4.3.5b.0_XRV9K CIMC/BMC version: 4.3(5.250001)
Physical NICS	25G Model: Cisco-Intel E810XXVDA4L 4x25/10 GbE SFP28 PCIe 100G Model: Cisco-MLNX MCX623106AS-CDAT 2x100GbE QSFP56 PCIe Cisco-MLNX MCX623106AS-CDAT 2x100GbE QSFP56 PCIe

A firmware update package, xrv9k-ucs-c220m7-huu-container-4.3.5.250001.tar.gz, is available for the UCS M7 appliance, including mandatory security fixes for CIMC and BIOS. The SHA256 checksum for the package is: fbc684125becb2918191481637dcc3421d01c87b9063e8432843a5c256b0361f. The SHA256 checksums for the CIMC and BIOS binaries are:

bios.pkg: 16b8640249ec199cf096f462601dc587deed9346442a2f2081548da7dab5a4f0
cimc.bin: 8f932da5114bfbd220dad06b9ec74a3bc45fcbf69a5d732519231f4970040ef8

For detailed firmware installation instructions, refer to the documentation at Firmware Files.

Optic Support

Product	Product Code	Product Recommendation
Cisco 100GBASE LR4 QSFP Transceiver, LC, 10km over SMF	Cisco QSFP-100G-LR4-S	XRv9000 Appliance with UCS-C220 M7 server, 2X100G
Cisco 100GBASE SR4 QSFP Transceiver, MPO, 100m over OM4 MMF	Cisco QSFP-100G-SR4-S
Cisco 10GBASE SFP+, Short Range	Cisco SFP-10G-SR	XRv9000 Appliance with UCS-C220 M7 server
Cisco 10GBASE SFP+, Long Range	Cisco SFP-10G-LR	4X10/25G

Related Resources

Document	Description
Smart licensing	Information about Smart Licensing Using Policy solutions and their deployment on IOS XR Routers.
Cisco XRv 9000 documentation	CCO documentation for Cisco IOS XRV 9000.
Cisco IOS XR error messages	Search by release number, error strings, or compare release numbers to view a detailed repository of error messages and descriptions.
Cisco IOS XR MIBS	Select the MIB of your choice from a drop-down to explore an extensive repository of MIB information.
YANG data models	A user-friendly reference designed to easily explore and understand the various data models supported in Cisco IOS XR platforms and releases.
Recommended release	A general guide in case of upgrading IOS XR routers or new deployments that involve IOS XR routers.

Legal Information

Cisco and the Cisco logo are trademarks or registered trademarks of Cisco and/or its affiliates in the U.S. and other countries. For a list of Cisco trademarks, visit www.cisco.com/go/trademarks.

Third-party trademarks are the property of their respective owners. The term "partner" does not imply a partnership relationship between Cisco and any other company.

Internet Protocol (IP) addresses and phone numbers in this document are illustrative and not actual. Any use of actual IP addresses or phone numbers in the content is coincidental.

Models: IOS XRv 9000, IOS XRv 9000 Routers, XRv 9000 Routers, 9000 Routers, Routers

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