Oracle 单实例双IP配置

查看网卡信息

[root@bogon network-scripts]# ip a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00inet 127.0.0.1/8 scope host lovalid_lft forever preferred_lft foreverinet6 ::1/128 scope host valid_lft forever preferred_lft forever
2: ens33: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000link/ether 00:0c:29:49:72:4d brd ff:ff:ff:ff:ff:ffinet 192.168.18.201/24 brd 192.168.18.255 scope global noprefixroute ens33valid_lft forever preferred_lft foreverinet6 fe80::20c:29ff:fe49:724d/64 scope link valid_lft forever preferred_lft forever
3: ens36: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000link/ether 00:0c:29:49:72:57 brd ff:ff:ff:ff:ff:ffinet 192.168.16.137/24 brd 192.168.16.255 scope global noprefixroute dynamic ens36valid_lft 1470sec preferred_lft 1470secinet6 fe80::8e59:6ab3:a006:cf00/64 scope link noprefixroute valid_lft forever preferred_lft forever
4: virbr0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state DOWN group default qlen 1000link/ether 52:54:00:cf:82:d3 brd ff:ff:ff:ff:ff:ffinet 192.168.122.1/24 brd 192.168.122.255 scope global virbr0valid_lft forever preferred_lft forever
5: virbr0-nic: <BROADCAST,MULTICAST> mtu 1500 qdisc pfifo_fast master virbr0 state DOWN group default qlen 1000link/ether 52:54:00:cf:82:d3 brd ff:ff:ff:ff:ff:ff

配置双静态监听

[oracle@localhost admin]$ cd /u01/app/oracle/product/11.2.0/db/network/admin
[oracle@localhost admin]$ vi listener.ora 
# listener.ora Network Configuration File: /u01/app/oracle/product/11.2.0/db/network/admin/listener.ora
# Generated by Oracle configuration tools.LISTENER =(DESCRIPTION_LIST =(DESCRIPTION =
#      (ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1521))(ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.18.201)(PORT = 1521))))
SID_LIST_LISTENER =(SID_LIST =(SID_DESC =(GLOBAL_DBNAME = test)(SID_NAME = test)(ORACLE_HOME = /u01/app/oracle/product/11.2.0/db)))LISTENER1 =(DESCRIPTION_LIST =(DESCRIPTION =(ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.16.137)(PORT = 1521))))
SID_LIST_LISTENER1 =(SID_LIST =(SID_DESC =(GLOBAL_DBNAME = test)(SID_NAME = test)(ORACLE_HOME = /u01/app/oracle/product/11.2.0/db)))

启动监听

启动默认监听
lsnrctl start 
启动监听LISTENER1
lsnrctl start LISTENER1

TNSPING测试

[oracle@localhost admin]$ tnsping 192.168.18.201:1521/testTNS Ping Utility for Linux: Version 11.2.0.4.0 - Production on 14-JUN-2025 02:01:16Copyright (c) 1997, 2013, Oracle.  All rights reserved.Used parameter files:
/u01/app/oracle/product/11.2.0/db/network/admin/sqlnet.oraUsed EZCONNECT adapter to resolve the alias
Attempting to contact (DESCRIPTION=(CONNECT_DATA=(SERVICE_NAME=test))(ADDRESS=(PROTOCOL=TCP)(HOST=192.168.18.201)(PORT=1521)))
OK (0 msec)
[oracle@localhost admin]$ tnsping 192.168.16.137:1521/testTNS Ping Utility for Linux: Version 11.2.0.4.0 - Production on 14-JUN-2025 02:01:24Copyright (c) 1997, 2013, Oracle.  All rights reserved.Used parameter files:
/u01/app/oracle/product/11.2.0/db/network/admin/sqlnet.oraUsed EZCONNECT adapter to resolve the alias
Attempting to contact (DESCRIPTION=(CONNECT_DATA=(SERVICE_NAME=test))(ADDRESS=(PROTOCOL=TCP)(HOST=192.168.16.137)(PORT=1521)))
OK (10 msec)

远程连接测试

[oracle@localhost admin]$ sqlplus system/123@192.168.16.137:1521/testSQL*Plus: Release 11.2.0.4.0 Production on Sat Jun 14 02:02:08 2025Copyright (c) 1982, 2013, Oracle.  All rights reserved.Connected to:
Oracle Database 11g Enterprise Edition Release 11.2.0.4.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing optionsSQL> exit
Disconnected from Oracle Database 11g Enterprise Edition Release 11.2.0.4.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
[oracle@localhost admin]$ sqlplus system/123@192.168.18.201:1521/testSQL*Plus: Release 11.2.0.4.0 Production on Sat Jun 14 02:02:17 2025Copyright (c) 1982, 2013, Oracle.  All rights reserved.Connected to:
Oracle Database 11g Enterprise Edition Release 11.2.0.4.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing optionsSQL>