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A networker's blog

Changing the configuration using event policy action

Starting with 12.1, JunOS allows you to change the configuration by the event policy. In the past this was possible only by using the event policy along with an event script. The first one was detecting that a configuration change had to be done and the second one was commiting the configuration change. Let’s see… Keep reading »

Networking articles for CCNA students – OSPF Areas Part I

Recently I started to write articles for CCNA students regarding various topics needed to pass the exam. The last article is part of two article series dealing with OSPF areas. This is the link to the article at Intenseschool website. The company is involved in IT training and certification with multiple software/hardware vendors like Microsoft,… Keep reading »

Commit script to enable protocol for LAG members on Qfabric

On QFABRIC there is no way to enable SFLOW on LAG interfaces. Therefore, to enable it, you have to add them one by one under SFLOW protocol configuration. This post will show you how you can write a SLAX commit script that at every commit on Qfabric, all interfaces that are part of any LAG… Keep reading »

VLAN to port mapping using SNMP on Juniper EX

This post is about SNMP and it will show you how you can retrieve all the ports that are part of a VLAN and how you can retrieve the vlan membership of a port on a Juniper EX switch. Before doing this, let’s see what the cli output is and we will compare it with… Keep reading »

6PE over MPLS

This post will explain how you can connect IPv6 domains over IPv4 MPLS enabled network using Juniper routers. First, a short introduction about 6PE. The 6PE(IPv6 Provider Edge routers) routers are dual stack to be able to run IPv6 to connect to the IPv6 islands and to connect to MPLS core which is IPv4. 6PE… Keep reading »

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