March 2016 - Sajjan's Blog

Running vSRX Within GNS3 In Ubuntu

March 25, 2016 sajjanbh Comments 0 Comment

Hello and welcome back! In this blog, I’m going to cover a little different topic than my previous ones. This time, it’s about setting up Juniper‘s vSRX within GNS3 in Ubuntu. To briefly introduce the involved subjects; vSRX is the virtual firewall appliance made by Juniper Networks, GNS3 is the best open-source network simulation software and Ubuntu is one of the most widely used Linux based operating systems. Installing GNS3 Installing GNS3 in Ubuntu is quite simple and easy. In…

NFS Sharing Between CentOS Servers

March 23, 2016 sajjanbh Comments 0 Comment

In this blog, I’m going to describe how we can share folders between CentOS servers using Network File System (NFS). For this purpose, I’m setting up two CentOS 6.5 Minimal servers named as CentOS-1 and CentOS-2. The IP addresses of CentOS-1 and CentOS-2 are 172.16.5.5 and 172.16.5.6 respectively. I’m going to create a folder in CentOS-1 machine and then share it with CentOS-2 machine. Before getting into folder sharing process, I suggest you to go through my previous blog articles on CentOS…

How To Restore Zimbra When LDAP DB Is Corrupted

March 6, 2016 sajjanbh Comments 29 comments

A week ago, I received a call from one of our clients to whom we provide system and networking support. They had called me to inform that their Zimbra server had stopped working after an unexpected power outage. So, I asked them to provide me a remote access to their server so that I could analyze the cause of the problem. It didn’t strike me as a big deal then because there had been lots of issues with this server previously…

Sajjan's Blog

Sharing Ideas!

Browsed by
Month: March 2016