Sustainable Infrastructure in Cisco Portfolio

Whose job is sustainability? There are network admins who might have never seen the power bills of their network. “Power saving skills” is something which is not mentioned any network engineer’s job profile but does that mean it is not part of your job ? “Reducing carbon emission” is not mentioned in any of the… Read More Sustainable Infrastructure in Cisco Portfolio

FlexPod your DC with Cisco and NetApp collaboration

I was in CiscoLive 2023 Amsterdam and I got to visit this really cool product called FlexPod. This single rack has your Compute, storage, Network(Nexus switches) and Fabric interconnects(FI). Who wouldn’t like having something like this in their datacenter. Since the day all these individual techs and boxes are available, people are looking to integrate… Read More FlexPod your DC with Cisco and NetApp collaboration

Quick Network Automation post on Cisco NSO Compliance Reporting.

What is compliance reporting. Network Configuration compliance is very important for all business entities for various purposes like external or internal audits, maintaining standards within the org etc. However, it is not that easy to maintain the uniformly complaint configuration when you have thousands of devices scattered globally serving in different business domains. In compliance… Read More Quick Network Automation post on Cisco NSO Compliance Reporting.

GNS3 LAB Cisco : Nexus 9000v Control-plane based VxLAN BGP-EVPN Bridging Config and Verification.

I wrote few blogs on BGP EVPN and also on VxLAN earlier. My previous blogs were focused on IOS-XE and IOS-XR devices, recently I have started my Data Center journey and hence I wanted to do some labs on Nexus devices as well and what better place than GNS3 for this ? I got to… Read More GNS3 LAB Cisco : Nexus 9000v Control-plane based VxLAN BGP-EVPN Bridging Config and Verification.

GNS3 Cisco LAB : Nexus 9000v NxOS VxLAN Lab and concept.

I have written a few blogs earlier on VxLAN. You can check them in the below links. ASR1000 : VxLAN Unicast mode Configuration and Verification ASR1000: Cisco Vxlan Multicast Mode Configuration and Verification Since then VxLAN has changed a lot and I am planning to write a series of articles on VxLAN and EVPN on… Read More GNS3 Cisco LAB : Nexus 9000v NxOS VxLAN Lab and concept.

GNS3 LAB Cisco : EVPN (BGP/MPLS) IRB (integrated routing and bridging) Configuration and Verification.

So far we have seen EVPN single home and EVPN multihome setup and configuration with Cisco csr1000v router. You can find the links for those posts below. EVPN -Single home GNS3 LAB Cisco : BGP-EVPN Single Home Configuration EVPN -Multi homeGNS3 Lab Cisco : EVPN Multihome Concept and Configurations Note : As per Cisco docs… Read More GNS3 LAB Cisco : EVPN (BGP/MPLS) IRB (integrated routing and bridging) Configuration and Verification.

GNS3 Lab Cisco : EVPN Multihome Concept and Configurations

Introduction: This article is focused on multi-homed EVPN setup that I have prepared in below network topology. One of the biggest advantage with EVPN that we get is multi-homing with it. Earlier with VPLS we did not have multi-homing integrated with the protocol. With multi-homing we can have one CE connected to two PE router… Read More GNS3 Lab Cisco : EVPN Multihome Concept and Configurations

GNS3 Cisco Lab : SRTE(Segment Routing Traffic Engineering) WECMP(weighted ECMP) configuration on Cisco IOS-XR and IOS-XE routers.

This is a quick nugget kind of blog where we will see the configuration and working of the SRTE WECMP on IOS-XR device. We know how ECMP works basically if we have multiple paths available then we will use those paths to load balance the traffic and this is done in SRTE by default. With… Read More GNS3 Cisco Lab : SRTE(Segment Routing Traffic Engineering) WECMP(weighted ECMP) configuration on Cisco IOS-XR and IOS-XE routers.