network

How to get best performance with NICs on Intel platforms

Source: This document is a step-by-step guide for getting high performance from DPDK applications on Intel platforms. 7.1. Hardware and Memory Requirements For best performance use an Intel Xeon class server system such as Ivy Bridge, Haswell or newer.…

Open vSwitch* with DPDK Overview

This article presents a high-level overview of Open vSwitch* with the Data Plane Development Kit (OvS-DPDK)—the high performance, open source virtual switch—and links to further technical articles that dive deeper into individual OvS-DPDK features. This article was written for users…

Mikrotik WiFi Bridge

– Asus has DHCP server pool 192.168.1.1/25– Mikrotik gets WiFi Station hooked on DHCP given IP 192.168.1.87– I’ve created IP 192.168.2.0/24 in ETH2 interface of Mikrotik– Assigned IP 192.168.2.233 to my laptop– Created routing on Asus for 192.168.2.0/24 towards 192.168.1.87…

LACP bonding and Linux configuration

Source: This blog introduces Link Aggregation Control Protocol (LACP) bonding and provides step-by-step configuration of LACP bonding on Red Hat Enterprise Linux (RHEL) and CentOS operating systems versions 6 and 7. Introduction Network bonding enables the combination of two or…

Open source network management tools

Open source software has a long history in lower-level network software so it’s not surprising there is a healthy range of free tools available for network and systems management. Often with commercial support available, open source network management tools offer…

The best simulator/emulator for SDN

simulator choice depend on your purpose (case study: problem or application) these most simulator for SDN: 1- MATLAB and Simulink MATLAB :  Simulink :  2- Pareto Optimal Controller Placement (POCO) Matlab-based tool 3- OpenDaylight SDN Controller with the Mininet…

Oracle VM / CentOS network interface setup

After VM installation you need to setup internet connection which might be sometimes tricky. My setup included WiFi interface connected to Def. GW and on laptop VM machine using Bridge interface with CentOS IP manual IP assigned. Once configured you can check end…

WTF is SVF

Huawei’s Super Virtual Fabric (SVF) technology virtualizes multiple devices into one logical device to shield complex connections among devices and implement unified management and control of network devices. Huawei CSS/CSS2 and iStack are horizontal virtualization technologies that virtualize multiple network…

Examining factors of the NFV

Good to read as refference for NFV solution deployment. Great NFC POC studies can be found here. Network flexibility via programmatic provisioning Taking advantage of the open source pace of innovation—ever-emerging improvements in both the telecom and the traditional IT space…

MANO – Management and Orchestration

Having the ability to spin up network components in matter of hours instead of months, allows agility, but it can also create chaos! Within virtualisation and NFV the need for proper management has been highlighted from an early stage. It…

Identify IP address of the router

Question: What Is the IP Address of a Router? A typical home network router keeps two IP addresses, one for local devices to connect to across the LAN, and one for the external Internet (WAN) connection. How can you find a router’s IP addresses? Answer:…