Implementing IS-IS on Cisco IOS XR Software

Where to Go Next

Where to Go Next

To implement more IP routing protocols, see the following document modules:

Implementing OSPF on Cisco IOS XR Software

Implementing BGP on Cisco IOS XR Software

Additional References

The following sections provide references related to implementing IS-IS on Cisco IOS XR software.

Related Documents

Related Topic

Document Title

 

 

IS-IS commands: complete command syntax,

Cisco IOS XR Routing Command Reference, Release 3.2

command modes, command history, defaults, usage

 

guidelines, and examples

 

 

 

MPLS TE feature information

Implementing MPLS Traffic Engineering on Cisco IOS XR Software

 

module in the Cisco IOS XR Multiprotocol Label Switching

 

Configuration Guide, Release 3.2

 

 

Standards

Standards

Title

 

 

Draft-ietf-isis-ipv6-05.txt

Routing IPv6 with IS-IS, by Christian E. Hopps

 

 

Draft-ietf-isis-wg-multi-topology-06.txt

M-ISIS: Multi Topology (MT) Routing in IS-IS, by Tony Przygienda,

 

Naiming Shen, and Nischal Sheth

 

 

Draft-ietf-isis-traffic-05.txt

IS-IS Extensions for Traffic Engineering, by Henk Smit and Toni Li

 

 

Draft-ietf-isis-restart-04.txt

Restart Signalling for IS-IS, by M. Shand and Les Ginsberg

 

 

Draft-ietf-isis-igp-p2p-over-lan-05.txt

Point-to-point operation over LAN in link-state routing protocols, by

 

Naiming Shen

 

 

MIBs

MIBs

MIBs Link

 

 

There are no applicable MIBs for this module.

To locate and download MIBs for selected platforms using

 

Cisco IOS XR software, use the Cisco MIB Locator found at the

 

following URL:

 

http://cisco.com/public/sw-center/netmgmt/cmtk/mibs.shtml

 

 

Cisco IOS XR Routing Configuration Guide

RC-124

Page 140
Image 140
Cisco Systems IOS XR manual Where to Go Next, RC-124

IOS XR specifications

Cisco Systems IOS XR is an advanced operating system designed specifically for high-performance routers and service provider networks. It serves as the backbone for many of Cisco's high-end routing platforms, enabling service providers to manage their networks with increased efficiency, flexibility, and scalability.

One of the main features of IOS XR is its modular architecture. This allows for the independent operation of various components within the OS, facilitating the deployment of new features and updates without affecting the overall stability of the system. This modularity ensures that service providers can implement rapid changes and enhancements while maintaining service continuity.

Another characteristic of IOS XR is its support for 64-bit architecture, which provides enhanced performance and the ability to manage larger amounts of data. This is particularly beneficial for service providers that deal with high traffic volumes and require robust data processing capabilities. The utilization of 64-bit technology also enables the operating system to utilize memory more efficiently, allowing for greater scalability.

IOS XR incorporates advanced technologies such as Distributed System Architecture (DSA) and Multiple Routing Instances (Merging Routes). DSA allows for the distribution of routing processes across multiple hardware resources, maximizing performance and redundancy. Multiple Routing Instances enable operators to create separate logical routing tables for different services, improving isolation and efficiency in managing network traffic.

The operating system also focuses heavily on security, featuring extensive encryption methods and access controls to safeguard network resources. IOS XR supports various authentication protocols, ensuring secure access to routers and switches. In addition, the OS includes comprehensive logging and monitoring capabilities, allowing network administrators to track activities and respond quickly to potential threats.

Another critical aspect of IOS XR is its adherence to the principles of service-oriented architecture (SOA). This approach permits the development of applications and services that can operate independently, fostering innovation and enabling service providers to tailor their offerings based on customer demands.

Ultimately, Cisco IOS XR is a powerful, reliable operating system that meets the complex needs of modern telecommunications networks. With its focus on modularity, performance, security, and scalability, it enables service providers to deliver high-quality, resilient services to their customers while efficiently managing network resources. As the industry continues to evolve, IOS XR remains a vital tool for those aiming to stay competitive in the ever-changing landscape of networking.