1，用vpn可以登录公司内网，当用户名，密码登录上去了以后即现在的环境就是公司局域网的了
可以配置：
database.url=jdbc:oracle:thin:@11,21,123.0:1521:tianjin
TJGWL61 =//网络服务名，随便
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = TCP)(HOST = 10.138.5.61)(PORT = 1521))
)
(CONNECT_DATA =
(SERVICE_NAME = tianjin)，数据库名
)
)