• Download and Register to get free SMS to try. Article on ghacks.net
• Another version for Email/WhatsApp alerts w/o registration or Linux version
• Monitor TCP ports connection and send you alerts when continuous timeout and restored - Monitor TCP ports connection such as port 21 for FTP, 22(SSH), 23(TELNET), 25(SMTP), 53(DNS), 80(Httpd), 110(POP3), 1433(MSSQL), 3306(MYSQL) or any self defined port #. Monitoring TCP ports connection is monitoring those services on your servers.
• Setup numbers of consecutive connection timeout to get alert - Alert you only when the TCP ports connect timeout on a continuous time period. You can setup any # of consecutive 1 or 2 or 3,...10...20..100..500.. timeout to send you alert.
• Additional 3 times PING Host response on alert text if the Port Connect Timeout - Let you know if there is Network or TCP application Issue on phone/email.
• Alert you once only when normal -> consecutive connection timeout -> normal status changed No keep sending you alerts when remains connection timeout
• Alerts include SMS, Email and Sound. SMS and Email alerts send out from our server and has option to send additional email alerts via Local/Gmail AppPwd/Free SMTP at the same time. Sound play 3 times for alert sending and 1 time when return to normal
• Save timeout detail information to log file and separate the log files by date automatically.
• Allow to limit SMS sending a day - Cap # of SMS sending to avoid large SMS alert when abnormal situation happened. if you set max. # is 20 then the 20th SMS will have 20/20 in the end. No SMS but you still can get mail alert. Counter will be reset at midnight to let you get SMS alert next day
• I am Alive mail notification - Has option to setup mailing you log periodically to let you know monitoring program is up and running
• Alert text in SMS / Mail will be Host Name / IP address + Port + Last Status + Description + timeout duration, start and end time stamp. Below is alert text example

• Alert for 192.168.3.99 1433 Down(01:21:42) MSSQL DB 57 seconds (8 times) from 2015-08-21 01:20:45 to 01:21:42 (Ping Success 3 of 3)
• 192.168.3.99 1433 ALIVE(2015-08-21 02:01:44) Internal MSSQL DB Back to Alive

 

Set up # of consecutive timeout to trigger ALERT. Column "Timeout #" is the  # of consecutive connection timeout which you can define. Column "Count" is the count of consecutive timeout (down). Alert will be sent only when Count = Timeout.

 

No sending alert and counter will be reset if it back to alive just after 1,2,3 or 4  consecutive connection timeout (eg, you setup alert timeout # to 5 as below)