Google Chrome – “This webpage has a redirect loop” Error
KB ID 0000423 Problem I’m running Chrome 11.0.696.25 beta (At time of writing) and I’ve seen this error a few times, usually with Facebook, and it’s been more of an annoyance than anything else. I’ve seen it on my Windows 7 machine, and on my Ubuntu 10.10 Netbook. Solution 1. Launch Chrome and click the Spanner Icon > Options > Under the hood > Content Settings. 2. Select “All cookies and site...
Windows – Set Chrome as the Default Browser
KB ID 0000656 Problem Even though I had installed Chrome, and told Windows 8 to set it as the default browser, it had not. Solution 1. Whilst within Windows 8 > Press Windows Key+Q > This brings up the Apps menu > In the search box type ‘default’ > Select ‘Default’ Programs. 2. Set your default programs. 3. Locate Google Chrome > Then click “Set this program as default”. 4. Now you...
Chrome/Firefox – Open Multiple Tabs from Command/Batch File
KB ID 0000713 Problem I know all modern browsers can open multiple ‘Home Pages’ at startup, but that’s not what I wanted. There are a few tech sites that I visit once a day, and they are all in my bookmarks. I tediously click each one to visit these sites. So I thought ‘There must be a way of opening all these sites, at once, from a batch file or a single command?” I use Chrome as my browser of...
Chrome – Deleting Cookies
KB ID 0000756 Problem It took me twenty minutes to find out how to delete a cookie for a single site today. All the information I found was for older versions of Chrome, that had the ‘Under the bonnet’ section. Solution 1. As shown open the browser settings. 2. Show advanced settings. 3. Scroll down to the Privacy section > Content Settings. 4. All cookies and data. 5. Here you can simply “Remove All” to...
Stop Google Chrome Opening as a Windows App
KB ID 0000986 Problem I don’t know what I managed to click to enable this, or if it was simply an update, but I don’t like it at all. Solution 1. As indicated above, open the Chrome ‘Customise and Control Google Chrome’ settings > Select ‘Relaunch Chrome on the the desktop’. 2. That’s better, back to normal. Related Articles, References, Credits, or External Links NA...
Linux (CentOS) Securing and Hardening SSH / Shell Access
KB ID 0000881 Problem The following is by no means an extensive list of everything that can be done. It’s just a run though of what I would consider ‘good practice’. Solution Create a user for SSH and Remove Shell access for the ‘root’ user. 1. Connect to the server via SSH or open a terminal session and su to root. Create a new user then set and confirm the new users password. useradd {username} passwd...
CentOS (RHEL) Installing VMware Tools in ESX
KB ID 0000888 Problem This was a much more complicated job than I expected it to be! The following procedure is done on CentOS 6, so will be the same for Red Hat Enterprise 6. Solution 1. Connect to the server via SSH, (or open a terminal session). Logon as, (or su to) root. 2. Execute the following commands; yum install make gcc kernel-devel kernel-headers glibc-headers perl mkdir /mnt/cdrom 3. Then present the VMware tools CD to the...
CentOS BIND DNS Not Responding To DNS Queries
KB ID 0000906 Problem While moving my DNS records from my old hosting company, I finally got round to pointing my domain name server records at my own server. I then saw my web traffic nose dive! Some troubleshooting steps later I realised I could not connect to my server on TCP port 53 (use an online port scanner to test yours). Solution Allow Access to DNS BIND From Remote Clients 1. Firstly let’s make sure that the firewall...
CentOS – Setup the iptables Firewall
KB ID 0000938 Problem I was a little perturbed to find out the firewall on my CentOS web server was wide open today. My server setup notes yielded no clues, so it was time to put my ‘Linux Head’ on and fix it. Solution 1. Connect to the server via console or SSH. As I’m going to change the iptables config file lets back it up (always assume you are going to smash something!) cp /etc/sysconfig/iptables iptables.bak 2....
CentOS 7 – No Network Connection
KB ID 0001047 Problem A while ago I spun up a CentOS server in VMware Workstation, and I could not get it connected to the network, I was in a bit of a hurry, so I blew it away and just built a new server with CentOS 6. This week I’ve been using VirtualBox and spun up a new CentOS 7 server and had the same problem. Solution 1. Quite why CentOS 7 does this I’m not sure, My NIC is called enp0s3 (run ‘ip addr’ to...