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Test SMTP operations using Telnet

Posted by Saranya January - 27 - 2012 0 Comment
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Step 1: telnet <servername> 25 Step 2: helo <your domain name><enter> response should be as follows “250 OK” Step 3: mail from: <your Email Address><enter> response should be as follows “250 OK” – mail from <your Email address>   Step 4: rcpt to: <recipient address><enter> response should be as follows “250 OK” – Recipient <recipient  address> Step 5: data<enter> response should be as follows “354 Send data.”  End with CRLF.CRLF  [ Read More ]

How to change grub image in Redhat

Posted by Jeyakumar January - 24 - 2012 0 Comment
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Grub is used to select between two or more operating systems installed on your computer. Grub’s default background is black with white text, but it is possible to choose the background image of your choice. This tutorial will go through the process of creating your grub background and having Grub to show it next time you start your computer. Creating the background image Use a simple logo or a graphic  [ Read More ]

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Backup Database Step 1: On the Menu, click Administration>Database Backup. The Database Backup screen appears. Step 2: For Backup Path, type the location where you want to save the (e.g., c:\OfficeScan\DatabaseBackup). By default, OfficeScan saves the backup files in the c:\Program Files\Trend Micro\OfficeScan\backup directory. Step 3: If you plan to Enable scheduled database backup check box. Step 4: Select one of the following options: Daily: backs up daily Weekly: backs up  [ Read More ]

Backup & Restore Firewall Configuration

Posted by Sathish January - 21 - 2012 0 Comment
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On USB 1. Connect to the firewall via the Console port on the back of the unit. This is done either by a Serial cable or a RJ-45 to Serial cable. 2. Start HyperTrm.exe (Hyper Terminal) 3. Login with user name and password. 4. Execute the command “execute backup config usb <filename_str><backup_password_str>” Where Filename_str is Name of the Backup Files Backup_password_str is password for the backup file Read More

Forwarders in DNS Server

Posted by Arun Kumar January - 20 - 2012 0 Comment
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The act of forwarding refers to the relaying of a DNS request from one server toanother one, when the first server is unable to process the request. This is especiallyuseful in resolving Internet names to their associated IP addresses. Byusing a forwarder, the internal DNS server passes off the act of locating anexternal resource, thereby reducing its processing load and network bandwidth. The use of forwarding is also helpful for  [ Read More ]