How To Check Open Port By Telnetby Ed ChenAugust 2, 2013February 27, 2019Check Open Port If you'd like to check open port of a remote server, there is a very simple way to do it by using… Read More »How To Check Open Port By Telnet
How to Resolve ORA-3136 Inbound Connection Timed Outby Ed ChenOctober 11, 2012April 7, 20222 CommentsORA-3136 At times, some users complained about connection timeout, and you saw error messages ORA-3136 in sqlnet.log as such: Fatal NI connect error 12170. … Read More »How to Resolve ORA-3136 Inbound Connection Timed Out