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Showing posts from 2012

Synchronizing time in a Linux server..

Login to server as root and update the time using 'rdate' command. for example, to update the time of server with Italian Time, # rdate -s time.ien.it here 'rdate -s' is the command and time.ien.it is one the public time server for Italy. u can find the name of public NTP servers of your country in the following link http://support.ntp.org/bin/view/Servers/WebHome

Good IP locating Sites

I find these 2 sites good in locating the location of  an IP address http://www.iplocation.net/ http://www.ip2location.com/

what to do when your IP is blocked by Gmail

While sending email to any gmail account or accounts configured with mx record of google, if you find the following error:- ================================== Remote host said: 550-5.7.1 [92.60.120.47 1] Our system has detected an unusual rate of 550-5.7.1 unsolicited mail originating from your IP address. To protect our 550-5.7.1 users from spam, mail sent from your IP address has been blocked. 550-5.7.1 ================================== take the required measurements for blocking spamming in your server following the link   http://www.google.com/mail/help/bulk_mail.html there is no option that the goggle can provide you a direct support for unblocking the IP. if the issue persists after few more days, use the google support contact form for submitting a request  with the problem you are facing... good luck! if you seems unblocked from gmail even after 2 weeks, use this non bulk contact form.. http://support.google.com/mail/bin/static.py?hl=en&ts=1228275&pa