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edited Feb 16, 2024 1:43AM in Database Administration (MOSC) 1 commentAnswered


We install Oracle Database 23c in CentOS Stream8. Now, we can not link developer in system.

Subnet1.xxx のDeveloper → Subnet1.A :OK

Subnet1.xxx のDeveloper → Subnet2.B :IO ERROR

Subnet2.xxx のDeveloper → Subnet2.B :OK

Subnet2.xxx のDeveloper → Subnet1.A :IO ERROR


However, SSH and Telnet can contnect on the other hard. Only developer can not link.

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