修改POWERVC的IP，需要修改哪些配置文件？

安装了一套power vc，装完后为了添加主机方便，需要修改IP地址。
修改完IP后，启动httpd服务报错，报错原因是还去找原有的IP，大家知道都需要改哪些配置文件吗？
-- Unit httpd.service has begun starting up.
6月 25 11:47:49 powervc httpd[21612]: AH00558: httpd: Could not reliably determine the server's fully qualified domain name, using 10.2.2.5. Set the '
6月 25 11:47:49 powervc httpd[21612]: [Tue Jun 25 11:47:49.362984 2019] [core:error] [pid 21612] (EAI 2)Name or service not known: AH00549: Failed to reso
6月 25 11:47:49 powervc httpd[21612]: [Tue Jun 25 11:47:49.363132 2019] [core:error] [pid 21612] (EAI 2)Name or service not known: AH00549: Failed to reso
6月 25 11:47:49 powervc httpd[21612]: [Tue Jun 25 11:47:49.363278 2019] [core:error] [pid 21612] (EAI 2)Name or service not known: AH00549: Failed to reso
6月 25 11:47:49 powervc httpd[21612]: (99)Cannot assign requested address: AH00072: make_sock: could not bind to address 192.168.12.12:5470
6月 25 11:47:49 powervc httpd[21612]: no listening sockets available, shutting down
6月 25 11:47:49 powervc httpd[21612]: AH00015: Unable to open logs
6月 25 11:47:49 powervc systemd[1]: httpd.service: main process exited, code=exited, status=1/FAILURE
6月 25 11:47:49 powervc kill[21614]: kill: cannot find process ""
6月 25 11:47:49 powervc systemd[1]: httpd.service: control process exited, code=exited status=1
6月 25 11:47:49 powervc systemd[1]: Failed to start The Apache HTTP Server.
-- Subject: Unit httpd.service has failed
-- Defined-By: systemd

-- Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel

-- Unit httpd.service has failed.

-- The result is failed.
6月 25 11:47:49 powervc systemd[1]: Unit httpd.service entered failed state.
6月 25 11:47:49 powervc systemd[1]: httpd.service failed.