本机oracle其他机器不能访问

今天在本机安装了oracle,配置完后,本机可以正常访问,用plsql也可以访问,但在其他机器使用eclipse使用ip连接我本机数据库时,总是报错,大概意思是无法建立连接。后在网上查找资料,终于解决,现分享如下:
listener.ora监听文件内容如下:
SID_LIST_LISTENER =
(SID_LIST =
(SID_DESC =
(SID_NAME = PLSExtProc)
(ORACLE_HOME = d:\oracle\product\10.2.0\db_1)
(PROGRAM = extproc)
)
(SID_DESC =
(GLOBAL_DBNAME = orcl)
(ORACLE_HOME = D:\oracle\product\10.2.0\db_1)
(SID_NAME = orcl)
)
)
LISTENER =
(DESCRIPTION_LIST =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1))
(ADDRESS = (PROTOCOL = TCP)(HOST = 127.0.0.1)(PORT = 1521))
[b](ADDRESS = (PROTOCOL = TCP)(HOST = 机器名)(PORT = 1521)))[/b]
)
注:只要加上黑体部分那一行就可以了。本机oracle其他机器不能访问

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