Oracle Database 12c Release 2 : Add Net Listener
2015/07/05 |
Add Oracle Net Listener that is the network service on Oracle.
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[1] | Login with the oracle admin user and input a command [netca] like follows. |
[oracle@dlp ~]$ netca
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[2] | Check a box [Listener Configuration] and go next. |
[3] | Go next. |
[4] | Set Listner's name. Set any name you like. |
[5] | This example goes next with keeping default [TCP]. |
[6] | Set a port. This example goes next with keeping default. |
[7] | If you'd like to create more Listeners, Answer [Yes]. This example selects [No]. |
[8] | Configuration completed. |
[9] | After creating Listener, tnslsnr listens on the port you configured like follows. |
[oracle@dlp ~]$ ss -napt State Recv-Q Send-Q Local Address:Port Peer Address:Port LISTEN 0 128 *:111 *:* LISTEN 0 128 *:6000 *:* LISTEN 0 5 192.168.122.1:53 *:* LISTEN 0 128 *:22 *:* LISTEN 0 128 127.0.0.1:631 *:* LISTEN 0 100 127.0.0.1:25 *:* LISTEN 0 128 :::111 :::* LISTEN 0 128 :::6000 :::* LISTEN 0 128 :::1521 :::* users:(("tnslsnr",pid=13444,fd=8)) LISTEN 0 5 ::ffff:127.0.0.1:33622 :::* LISTEN 0 128 :::22 :::* LISTEN 0 128 ::1:631 :::* LISTEN 0 100 ::1:25 :::* LISTEN 0 5 ::ffff:127.0.0.1:34633 :::*[oracle@dlp ~]$ tnsping localhost TNS Ping Utility for Linux: Version 12.2.0.1.0 - Production on 13-OCT-2017 11:13:38 Copyright (c) 1997, 2016, Oracle. All rights reserved. Used parameter files: Used HOSTNAME adapter to resolve the alias Attempting to contact (DESCRIPTION=(CONNECT_DATA=(SERVICE_NAME=)) (ADDRESS=(PROTOCOL=TCP)(HOST=127.0.0.1)(PORT=1521))) OK (10 msec) |
[10] | If Firewalld is running, allow listener port. |
[root@dlp ~]# firewall-cmd --add-port=1521/tcp --permanent success [root@dlp ~]# firewall-cmd --reload success |