Archive for August, 2009

How to automate ftp login and file transfer with bash script

August 27, 2009
By

Sometime ago I had posted a Korn script to automate FTP login and upload of file on a Unix or Linux computer. The default shell for most Linux servers is bash. I ran into a situation on a VMware ESX server where the only shell available is bash. I had rewrite my script in...
Read more »

Tags: ,
Posted in Software | 1 Comment »

Blat a Windows command line utility to send email with attachment.

August 26, 2009
By

Blat is a handy command line utility that sends email with attachment using SMTP. It can also be used to post to usenet using NNTP. It is not an SMTP server, you will need an SMTP server for Blat to send email. Blat can be downloaded from blat.net, it is very wasy to use....
Read more »

Tags:
Posted in Software | 4 Comments »

Enable outbound FTP ports on VMware ESX server.

August 26, 2009
By

The operating system on VMware ESX 3 is a striped down version of linux. It has only the bare necessities for VMware to function. I wanted to configure a cron job to email the log file, but because sendmail is not installed the mailto command did not work. I decided to write a script...
Read more »

Tags:
Posted in Software | 2 Comments »

Awk the swiss army knife of the Unix toolkit.

August 20, 2009
By

The awk command is very handy when you need to filter the contents of a file, a pipe,or keyboard. It searches each line of input for patterns that you specify and when the pattern is matched, it performs an action. You specify the action and patterns. The action could be to count the number...
Read more »

Tags: ,
Posted in Software | No Comments »

Explanation of Standard input-output in Unix and Linux

August 19, 2009
By

Once a command is run, a process is created. This process then opens three flows: stdin, called the standard input, where the process will read the input data. By default stdin refers to the keyboard; STDIN is identified by the number 0; stdout, called standard output, where the process will write the output data....
Read more »

Tags: ,
Posted in Software | No Comments »

Configuring the SNMP settings on a Cisco MDS 9000 series Fabric switch.

August 18, 2009
By

Simple Network Management Protocol (SNMP) is used to monitor network attached devices. Any changes in the status of the monitored device is transmittted to an SNMP log collection server. The server can be configured to send out notifications to the network administrator. I will list and explain the steps to configure SNMP on Cisco...
Read more »

Tags: ,
Posted in Technology | No Comments »

How to automate ftp login and file transfer

August 6, 2009
By

As a Linux/Unix server administrator I ran into an occasion where I had to automate the file transfer via ftp to a remote server. I had to create a shell script to automatically login to the remote ftp server and then upload the file. I then schedule this script to run daily through a...
Read more »

Posted in Software | 4 Comments »