tcp.invited_nodes白名单配置
tcp.validnode_checking=yes
sqlnet.encryption
SQLNET.EXPIRE_TIME=10
tcp.invited_nodes=(10.2.20.25,10.2.60.20,10.2.60.0/24,10.2.200.0/22) --一定要写自己主机的IP地址啊@!!!!!!!!!!!
sqlnet.inbound_connect_timeout=30
使用10.2.248.x网段进行连接主机数据库如下:
bash-3.2$ sqlplus system/cmcc#2019@eoms39
SQL*Plus: Release 11.2.0.4.0 Production on Wed Dec 9 15:19:54 2020
Copyright (c) 1982, 2013, Oracle. All rights reserved.
ERROR:
ORA-12537: TNS:connection closed
在sqlnet.ora中添加如下开放限制
tcp.invited_nodes=(10.2.201.25,10.2.60.208,10.2.60.0/24,10.2.200.0/22,10.2.248.0/24)
重启监听
lsnrctl stop
lsnrctl start