Activity in Service Providers
BGP Best Path Selection
I know well if we have several paths to the destination, we will BGP Best Path Selection . In which case we were obliged to use BGP Best Path Selection Algorithm?
Redundant Firewalls to Cisco ASR Connectivity
I need to connect two redundant firewalls working as Active/Standby to a single ASR router. The ASR router is having 2 line cards and each firewall is connected to both line cards as per the diagram.What is the best way to ensure high availability du...
maximum MTU supported on ASR 9903 & ASR 9006
Hi Guys, could you pls confirm maximum MTU supported on ASR 9903 & ASR 9006 router with the MOD 400 SE.
pubkey login ask password
Hi, All.I want to integrate IOS router to oxidized. I tried to login with pub key, but IOS asks password. Status, Current ConfigurationVersion RP/0/RP0/CPU0:RTR# sh ver Cisco IOS XR Software, Version 7.9.2 Copyright (c) 2013-2023 by Cisco Systems, In...
CFM - Unable to get remote maintenance points learning
Greetings,I am trying to establish CFM connectivity using emulation (CSR1000v).I am running VPLS (Manual discovery) for end to end connectivity.The topology in use is CE4 - PE2 - PE3 - CE6Connectivity in place , what am not able to get the remote mai...
Smart license
PID : N540-24Z8Q2C-M IOS-XR : 7.8.2 I want to know about smart licenses. The command is enable, but when I apply the command below, it behaves as if the license is off. RP/0/RP0/CPU0:PE-02#show run | inc licWed Mar 27 10:13:34.359 KSTBuilding confi...
Resolved! GRE tunnel protocol status goes down with vrf membership
I have setup of 4 routers R1 - R2 - R3 - R4 . They are connected as shown. I have also setup a GRE tunnel between R1 and R4. The tunnel status is up and protocol is up. I have configured tunnel source and reach ability related configurations in R1,R2...
Pseudowire over XRd not working?
Hi, We´ve been using XRd as a way to do integration testing with our autoprovisioning platform using gnmi.This works great.However I'm currently trying to do end to end testing of the whole solution with actual traffic forwarding across the finished ...
Resolved! NCS-55A1-24H safe upgrade path from 6.6.3 version
Hi everyone,I tried to upgrade IOS-XR from the 6.6.3 version to version 7.6.2 on NCS-55A1-24H and the upgrade failed. I presume that upgrading to version 7.6.2 requires upgrades to lower versions of 7.x IOS-XR as a first step. If that's correct, I wo...
Resolved! PCIE Uncorrectable Fatal Error/Surprise Link Down Error on Tomahawk LC
Hello,I have NCS5501 that I get the PCIE Uncorrectable Fatal Error/Surprise Link Down Error on Tomahawk LC. I am trying to look it up to gain a better understanding of what this is. Anyone ever seen this before? Can you clarify what it is refe...
Resolved! SR TE policy is down in IOS-XR
Hi, I have configured SRTE policy on one NCS6K-1(head-end) to other NCS6K-2's(tail-end) loopback address. I have tried both the static policy and dynamic policy as well. Both are not working fine. Here are the quick SR-Configs and ISIS configs. Pleas...
Resolved! NCS-55A1 32-bit IOS-XR
Hi everyone,I would like to know whether NCS-55A1-24H can run 32-bit IOS-XR. If yes, which versions?Many thanks!
Bidirectional Forwarding Detection Use cases
I have two routers with dual links between them with some layer 2 technologies in between, i am using IBGP ECMP to load-balance traffic between them, and I have ISIS as an underlying IGP for internal reachability. I would like to enable the BFD to de...
Aggregate Service Police on ASR1K
Hihere is the scenario.We are giving 3Gbps internet service to a user through 2 connection.there are 2 different vlan ids and 2 bgp peers with the user.we the serving the service on an ASR1002-HX and the vlans are coming through a port-channel with 2...
Cisco Validated Design for Scalable Public Web Hosting
Hi everyone, I'm hoping to leverage Cisco's validated designs for building a public web hosting service. Ideally, the solution would be: Cisco Validated Design: Based on Cisco's pre-configured and validated designs to ensure optimal performance and r...
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