Fixing NTP time issue on CentOS 6
Here are the steps that I followed in order to fix the timezone sync issue on Cent OS 6 linux:
TECHNOLOGY TIPS
Opening Port on Iptables
By default iptables is the firewall that is enabled on linux systems. It is very simple to open ports without totally disabling the iptables service. Here are simple steps: iptables -I INPUT -p tcp --dport <port> -m state --state NEW,ESTABLISHED -j ACCEPT iptables -I OUTPUT -p tcp --sport <port>...
TECHNOLOGY TIPS
Increasing SSH Timeouts
Here are the steps to increase ssh timeout at the server level on Linux OS: These steps are performed on CentOS: Modify the following directives by editing the sshd config file: /etc/ssh/sshd_config TCPKeepAlive yes ClientAliveInterval 30 ClientAliveCountMax 99999 Restart SSH Demon after modifying the config file: [root@mars ~]#...
COMPANY NEWS
Princeton ITS partners with Synology
Princeton ITS is proud to announce partnership with Synology to provide NAS solutions to Small and Medium Businesses.
TECHNOLOGY TIPS
AWK one liner – Getting Sum of a Column
The following AWK one liner that can be used to get sum of a column in a text file: Here is the sample of file content: cat file_size.txt -rw——- 1 oracle oinstall 4096 Jun 8 18:24 file0000018500000001 -rwxr-xr-x 1 oracle oinstall 19 Jun 14 13:33 file0000034c00000001 -rw——- 1 oracle...
COMPANY NEWS
Team Building
Today, Princeton IT Services conducted a team building event at Frames Bowling Lounge near Port Authority in New York City for our Sales & Marketing team. It was a great, stress-free event for our team to be able to get to know each other out of the professional...
BIG DATA
Princeton ITS is hosting NJ Hadoop Meetup – Cassandra – High Performance and Big Data Solution.
Topic: Cassandra – High Performance Big Data Solution Guest Speaker: Edward Capriolo. Time: Tuesday, May 14th , 2013, 7:00 PM Location: Princeton IT Services, Inc., 3525 Quakerbridge Rd, Suite#1400, Hamilton, New Jersey, 08619
COMPANY NEWS
Launching Our New Website
We are excited to launch our new website of Princeton IT Services on April 15, 2013. We have made fundamental changes in all pages and the entire layout. It is a totally redesigned website with interactive function, clear navigation and up-to-date information. You can easily locate our IT services,...
