Connecting Win-XP Oracle Client to Linux Oracle Server

This is a good tool for check port accessibility with respect to firewall issue or blocked ports, and to check what port it is getting check when you try to connect to the server. You can also check for connectivity on port using telnet even if a ping command succeeds: C:Documents and Settingsezpowell>telnet nnn.nnn.nnn.nnn:1521 Connecting …