XR-vm - CLI's Description show context look for any process crash, review time stamp[if it is too old, then no immediate action needed]show redundancyverify if standby state is Ready and NSR-Readyshow proc cpu | exclude " 0%"look for processes ho...
Knowledge Base Articles
Introduction Core IssueLoad-balancing Architecture and Characteristics CharacteristicsArchitecture What is a HASH and how is it computed Fields used in ECMP HASH Router ID Bundle in L2 vs L3 scenarios Use case scenarios Case 1 Bundle Ether Attachme...
OverviewThis lab provides hands-on experience with the programmability infrastructure of Cisco IOS XR. This new infrastructure allows you to manage a device with great flexibility in terms of models, encodings and transport options. In this lab, you ...
Introduction This document shows you how to reset a lost password or when you have locked yourself out due to a problematic AAA configuration. Core Issue Because IOS-XR is substantially different in the way config files are managed, the standard...
IntroductionGolden ISO(GISO)GISO imageBuild a GISOSample executionVerify the content of GISOCreating an USB bootable fileUSB boot in actionQ & A Introduction This document helps to boot NCS5500 series router through USB devices. This very useful...
Update (March 2018) This document was written at the time when 5.3.4 was about to be released. Hence the SW recommendation for BNG deployment has changed. Please refer to https://supportforums.cisco.com/t5/service-providers-documents/ios-xr-release-...
The Cisco Document Team has posted an article. This document describes how to capture for-us traffic in the Cisco 8000 Series router. Know of something that needs documenting? Share a new document request to doc-ic-feedback@cis...
IntroductionIOS-XR has a very strong embedded mechanism to do user authentication and authorization. While XR does not have the concept of privilege-levels as what IOS had, the embedded user task group management is extremely strong allow for the cre...
Overview:One of the common services that included in the implementations of MPLS L3 VPN of service providers and enterprise networks is Internet Access, which can be provided using several ways. In this document we will discuss the following methods:...
IntroductionDual StackDeployment models and general conceptAddress AssignmentIPv6 AddressingAddressing mappingConfiguration CPEPC client side of the CPEWAN side of the CPEConfiguration DHCPv6 ServerOperation and Call Flow Call FlowsDual stack generic...
IntroductionFeature componentsMonitor sessionInterface attachmentStart/stop packet capturetcpdump shell toolConfiguration examplesSimple SPAN to File configurationSPAN to File configuration with ACL filteringSPAN to File configuration with ACL filter...
Introduction In access deployments using RADIUS, during the access-accept we can pass reply items back to the NAS which allows us to configure per user configuration to alter the base template config or to apply extra features. These features normall...
IntroductionIn this articile I will describe the issue of unrecognized protocol drops reported on an interface on the ASR9000. Some steps for remediation are provideand a few things to check before opening a tac case. Core IssueNMS stations looking a...
The Cisco Document Team has posted an article. This document describes the IPsecmgr facility in the warn state. IPsecmgr is created by the Session Controller. Know of something that needs documenting? Share a new document reque...
The Cisco Document Team has posted an article. This document describes the troubleshooting of EGTP path failures observed due to a mismatch in restart counter values between SGSN/MME and GGSN/SPGW. Know of something that needs ...
