Hi all, I created a DNS record for a client domain mydomain.com earlier (about 4 hours ago). The base domain is now public, but all of the sub-domains remain unpingable and unreachable in a browser. OK, it's early d...

HI all, Could someone quickly run through the essentials of a 'normal' relay set-up on Postfix. My understanding is that, out of the box, it will only forward mail sent from nodes on its subnet, or ranges specified i...

Hi all, Pretty new to the whole online security game and edging my way towards production. I'm keen to understand the precise role ufw plays. You read that it is just a "front end" to iptables. So netfilter/ iptabl...

Hi all, Just installed the Virtualmin module into my Webmin. First thing I want to do is disable BIND DNS and mail (for now). However ... .. when I click save I get "Failed to save enabled features : Apache configu...

Just installed webmin and virtualmin to have a look. All going fine but when I want to fire up Virtualmin it tells me this: "The BIND DNS server version 8 or 9 does not appear to be installed on your system, or has n...

Hi, I have my SSH key pair access working and was wondering about any implications for remote admin via a console like webmin if I now disable root password access. I guess since this is not technically remote acces...

Hi all, Trying to set up SSH key pair access to my droplet using PuTTy on Win7 and just about ready to open a vein :( Here are the steps I followed. 1. Generate key pair in PuTTyGen 2. Use the public key value in th...

Hi, It seems there's an embarrassment of riches when it comes to choosing a mail set-up. I'm going to need POP3/IMAP and SMTP across multiple virtual domains (LAMP on Ubuntu). Looks like Postifx is a solid choice ...