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후니의 IT인프라 사전
telnet을 통한 RDS 접속 확인 본문
1. nc -zv를 통한 통신 테스트
nc -zv DB-instance-endpoint port
성공사례
nc -zv postgresql1.c6c8mn7fake0.us-west-2.rds.amazonaws.com 8299
Connection to postgresql1.c6c8mn7fake0.us-west-2.rds.amazonaws.com 8299 port [tcp/vvr-data] succeeded!
실패사례
nc -zv postgresql1.c6c8mn7fake0.us-west-2.rds.amazonaws.com 8299
connection to the host, on port 8229: Connect failed
2. 텔렛을 통한 통신 테스트
telnet DB-instance-endpoint port
성공사례
telnet postgresql1.c6c8mn7fake0.us-west-2.rds.amazonaws.com 8299
Trying 10.29.175.46...
Connected to postgresql1.c6c8mn7fake0.us-west-2.rds.amazonaws.com
Escape character is '^]'.