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Month: April 2016

Route Based IPSec VPN in JunOS

Route Based IPSec VPN in JunOS

In this blog, I’m going to cover how to setup a Route based IPSec VPN in Juniper Networks’ JunOS. I hope you’ve read my previous blog which was about configuring Policy based IPSec VPN in JunOS. In case you haven’t, you can find it here: Policy Based IPSec VPN in JunOS The reason I’m mentioning about the previous post is that the Route based IPSec VPN is much similar to the Policy based one. Yes, there are some distinctive differences between the…

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Policy Based IPSec VPN Junos

Policy Based IPSec VPN Junos

Hello! I’m going to dedicate this post to talk about Policy Based IPSec VPN in Juniper Networks device. For the purpose of setting up IPSec VPN, I’ve prepared a lab in GNS3 using three vSRX machines, one Cisco 2691 router and three Cirros machines. However, for now, I’ll be using only two vSRX devices for policy based VPN because I plan to use other one for configuring Route based VPN. Here’s how my lab topology looked like: Lab Overview For this particular post,…

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Setup Zimbra Mail Server-Post Installation

Setup Zimbra Mail Server-Post Installation

Welcome back! If you’ve been following up with my previous blogs, it is a continuity to my last blog on how to setup Zimbra mail server in CentOS. Till now, I’ve already covered the preparation and installation of ZCS package. From here, I’ll get into the post-installation part for our mail server setup. Changing SSH Port As we all already know, SSH daemon by default runs on port 22. So, it is a good practice to change it to some…

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Setup Zimbra Mail Server in CentOS

Setup Zimbra Mail Server in CentOS

Hello and welcome back to my next blog! In this post, I’m going to share how to setup Zimbra Mail Server in CentOS server. Since I’m going to cover this topic from start to end, it might be a long read and I hope you’ll manage to go through it. Just to give you a brief introduction of Zimbra, ZCS is one of the World’s largest open-source collaboration projects and it is an ideal solution for all sorts of mail related…

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Getting Started With Juniper vSRX

Getting Started With Juniper vSRX

My objective here is to perform the basic configuration in a vSRX machine to provide Intenet access for its users sitting inside the local area network. For that purpose, I’m setting up DHCP, DNS, Default Route, Zones, Policies, and Source NAT in this virtual appliance. To get started, I designed a network topology in GNS3 as follows: Lab Overview As you can see in the network diagram, I’ve put Internet or Cloud at the top whose interface is bridged to…

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