ServerBuddies Support Blog

Advanced tool to enable/disable recursive DNS lookups

DNS recursion support is defined under BIND 9, using the `recursion’ and the `allow-recursion’ directives, as part of the options grammar.

Download

http://download.swsoft.com/ensim/download/pro/linux/kb/2344/recursivedns

Installation Instructions

Download the script and copy in “/usr/lib/opcenter/bind/” directory.

recursivedns : ‘recursivedns’, allows you to modify the DNS recursion settings for your EPL server.

Invoking the script

To display the recursion settings, just run `recursivedns‘
To turn on recursion support, run `recursivedns on‘
To turn off recursion support, run `recursivedns off‘
To allow recursion to all hosts, run `recursivedns +all‘

To disallow recursion to all hosts, run `recursivedns -all‘
To allow recursion to a particular host, run `recursivedns +HOST‘
To disallow recursion to a particular host, run `recursivedns -HOST‘
To display the usage, run `recursivedns –help‘

Error message ‘Invalid cross-device link’ in site-admin web-interface

System has hard cross-device links. For example, /usr/tmp linked to /var/tmp and /var mounted to a separate partition.

Example:

/usr/tmp linked to /var/tmp and /var mounted to a separate partition.

To fix the problem:

1. Create /usr/.tmp directory

2. Add the following entry to the /etc/virtualhosting/tmpdirs:

3. Restart epld

or

Reference : http://parallels.com

Enabling User/Group Quota for virtual private server that already exists.

If the virtual private server already exists, run the following command to set the parameter:

Where, 101 is the VPS ID number.

Restart the virtual private server.

Enabling User/Group Quota on a Virtual Private Server (VPS)

To enable user/group quota on a virtual private server:

Edit the configuration file to set the parameter QUOTAUGIDLIMIT that controls the second-level disk quota. The two instances when you can set the parameter is:

If you are setting the parameter before the creation of the virtual private server:

Go to the location of the virtual private server configuration file. /etc/sysconfig/vz-scripts

To enable disk quota set the value of QUOTAUGIDLIMIT to a positive value, in the configuration file. For example: QUOTAUGIDLIMIT=”150″

The default value of the parameter is zero. Setting the value of the parameter to zero disables user/group quotas.

Note: Ensure that you use this configuration file when creating the virtual private server.

Reference: http://parallels.com

SiteAdmin Navigation bar customization in Ensim Pro

Customizing the Site Administrator’s navbar to have links with URL that has both dynamic and static information.

Customizing the Site Administrator’s navbar to have links with URL of the format http:/// where is dynamic and is static information.

Download:

http://download.swsoft.com/ensim/download/pro/linux/kb/2515/customization.zip
http://download.swsoft.com/ensim/download/pro/linux/kb/2515/customizer.sh
http://download.swsoft.com/ensim/download/pro/linux/kb/2515/eplpro_urlconfiguration_guide.pdf
http://download.swsoft.com/ensim/download/pro/linux/kb/2515/filelist.txt

Installation Instruction:

Run command cd /usr/lib/ensim/frontend/skins

Copy the 3 files, customization.zip, customizer.sh and filelist, to this location.

Run command sh customaizer.sh. This command will create a backup.zip file of the 3 files that will be overwritten and store it in /tmp/ location. Also, it will overwrite the XSL files for all 3 skins.

Follow the instructions under the topics “Adding a static entry in the XMLfile” & “Viewing your changes” as described in eplpro_urlconfiguration_guide.pdf

Reference : http://parallels.com