Category Archives: Servers

R1Soft : Unable to parse Idera Server Backup\conf\disksafe-keys

Getting this error while trying to run a backup policy on R1Soft server? Error replicating device (F0CC90E5CC90A77E) An exception occurred during the request. Unable to parse ‘C:\Program Files\Idera Server Backup\conf\disksafe-keys\5265aa4b-e25d-4d05-91d4-e6bca778f4b7.xml’; unable to open primary document entity ‘C:\Program Files\Idera Server Backup\conf\disksafe-keys\5265aa4b-e25d-4d05-91d4-e6bca778f4b7.xml’ Agent reported error during requested operation. This is probably because your DiskSafe is encrypted and… Read More »

Linux : How to hard reset remotely

If like a lot of sysadmin, you manage servers in a remote location and usual clean shutdown dosen’t work but you still have console access, there is a workaround to send an interrupt that will do exactly the same as you push the reset button. Since a reset on a heavy used server is never… Read More »

Windows : How to set the SMTP banner on Exchange 2010

By default, Exchange will set the smtp banner to the local name into the Active Directory. However, this can cause serious issue when communicating with other mail servers on the Internet. The banner need to be changed on the “ReceiveConnector” through the Exchange Management Shell. 1. Get the current ReceiveConnector name : Get-ReceiveConnector This should… Read More »

Plesk : No suitable solutions were found for the “IIS” dependency

You might ran into this error running AutoInstaller for Plesk 11 for Windows : Unable to install the “plesk-11.0.9.noarch” package. The following could cause the installation failure: 1) plesk-11.0.9.noarch: No suitable solutions were found for the “IIS” dependency. 2) The dependency for “IIS” required by the “plesk-11.0.9.noarch” package could not be resolved. This mean you… Read More »

Linux : Dell OpenManage update srvadmin-omcommon failed

The latest update of Dell OpenManage for package srvadmin-omcommon-7.2.0-4.459.1 failed, ending with the following error : cp: cannot stat `/opt/dell/srvadmin/etc/openmanage/wwwroot/oem/data/ini/*ini’: No such file or directory Error in PREIN scriptlet in rpm package srvadmin-omcommon-7.2.0-4.459.1.el5.x86_64 error: %pre(srvadmin-omcommon-7.2.0-4.459.1.el5.x86_64) scriptlet failed, exit status 1 error: install: %pre scriptlet failed (2), skipping srvadmin-omcommon-7.2.0-4.459.1.el5 The updater is looking for some ini file… Read More »

Linux : ip_conntrack: table full, dropping packet

Having slow network performances, packet loss and noticed this message in the logs or dmesg output under heavy load on your Linux box? ip_conntrack: table full, dropping packet This is because you reach the limit set for connection tracking. To display the current usage, use the following command : wc -l /proc/net/ip_conntrack In such case,… Read More »

Linux : Installing R1Soft backup agent from YUM repo

Installing R1Soft agent using YUM is pretty straight forward. Simply do the following steps. 1. Edit the R1Soft YUM repo file : /etc/yum.repos.d/r1soft.repo 2. Append the following : [r1soft] name=R1Soft Repository Server baseurl=http://repo.r1soft.com/yum/stable/$basearch/ enabled=1 gpgcheck=0 3. Install the agent : yum install r1soft-cdp-enterprise-agent 4. MISC : You might see the following output message once the… Read More »

Linux : How to install DirectAdmin

Here is a quick how to install DirectAdmin under your Linux/BSD server. Unlike other control panels, DA support various operating systems such as CentOS/RHEL, FreeBSD, Debian and Ubuntu. Make sure your system is a fresh install and up to date before starting the process. If you are performing the installation remotely, I strongly recommend you… Read More »

Linux : How to install cPanel

Here is the easy way to install cPanel on your RHEL/CentOS Linux server. Please note that cPanel require a fresh OS install. The installation might take around 30 minutes depending on your hardware. If you are performing the installation remotely, I strongly suggest that you run the installer under a “screen” session to avoid any… Read More »