1)服务器端配置Listener: 
  添加Listeners , 设置选择 DataBase Name方式,填写2个参数 { HomeDir = /ora/ , SID =ora8 } 
  2)启动Net8服务lsnrctl start 
  3)停止Net8服务lsnrctl stop 
  4)参数文件摘要 
  5)客户端配置:添加 Net Service Name ,同Windows客户端一样格式 
  1)服务器端配置Listener: 
  执行/ora/bin/netasst
  填写描述->首选Oracle服务:
  。PROTOCOL = TCP
  。HOST = 172.17.2.22
  。PORT = 1521
  查看生成的 Net8 Server配置文件:listener.ora
  [oracle@lin admin]$ more listener.ora 
  # LISTENER.ORA Configuration File:/ora/network/admin/listener.ora 
  # Generated by Oracle Net8 Assistant 
  LISTENER = 
  (DESCRIPTION = 
    (ADDRESS = (PROTOCOL = TCP)(HOST = 172.17.2.22)(PORT = 1521)) 
    (PROTOCOL_STACK = 
      (PRESENTATION = TTC) 
      (SESSION = NS) 
    ) 
   ) 
  SID_LIST_LISTENER = 
   (SID_LIST = 
    (SID_DESC =  
     (ORACLE_HOME = /ora) 
     (SID_NAME = ora8) 
    ) 
  ) 
  ### 如果指明监听服务的"全局名",则有类似这一行:(GLOBAL_DBNAME = ora8) 
  2)启动Net8服务lsnrctl start 
  首先你可以这样取得帮助: 
  [oracle@lin /ora]$ lsnrctl 
  LSNRCTL> help 
  然后开始启动:start 
  [oracle@lin bin]$ lsnrctl start 
  联接时,机器会逐步告诉你正在启动…,正在联接…,已经联接的状态,最后他说成功啦! 下面是一些简要信息: 
  LSNRCTL for Linux: Version 8.1.5.0.0 - Production on 19-NOV-99 22:02:54 
  (c) Copyright 1998 Oracle Corporation. All rights reserved. 
  Starting /ora/bin/tnslsnr: please wait... 
  TNSLSNR for Linux: Version 8.1.5.0.0 - Production 
  System parameter file is /ora/network/admin/listener.ora 
  Log messages written to /ora/network/log/listener.log 
  Listening on: (DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=172.17.2.22)(PORT=1521)) 
  (PROTOCOL_STACK=(PRESENTATION=TTC)(SESSION=NS)))   
  Connecting to (DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=172.17.2.22)(PORT=1521)) 
  (PROTOCOL_STACK=(PRESENTATION=TTC)(SESSION=NS))) 
  STATUS of the LISTENER 
  ------------------------ 
  Alias LISTENER 
  Version TNSLSNR for Linux: Version 8.1.5.0.0 - Production 
  Start Date 19-NOV-99 22:02:54 
  Uptime 0 days 0 hr. 0 min. 0 sec 
  Trace Level off 
  Security OFF 
  SNMP OFF 
  Listener Parameter File /ora/network/admin/listener.ora 
  Listener Log File /ora/network/log/listener.log 
  Services Summary... 
  ora8 has 1 service handler(s) 
  The command completed successfully 
  以上提示说,1个服务被处理,命令成功完成。
  3)停止Net8服务lsnrctl stop 
  最简单的方法是 [oracle@lin /ora]$ lsnrctl stop 
  有时侯,进程出了差错,tnslsnr没有响应,像WindowsNT常犯的毛病一 样,
  这里有一个强硬的手段:先找出它的进程号,然后 kill掉! 
  [oracle@lin /ora]$ ps -ef|grep tns
  oracle 1331 1 0 15:51 ? 00:00:00 /ora/bin/tnslsnr LISTENER -inher 
  或使用更少的参数也能找到tnslsnr: 
  [oracle@lin /ora]$ ps -e 
  PID TTY TIME CMD
  1331 ? 00:00:00 tnslsnr 
  现在杀死PID = 1331的进程: 
  [oracle@lin /ora]$ kill 1331 
  LSNRCTL象 SVRMGRL一样,是一个服务器管理程序,有不少参数,或者说是 子程序,带星号的是一个外部程序。 
  [oracle@lin bin]$ lsnrctl stop 
  LSNRCTL for Linux: Version 8.1.5.0.0 - Production on 19-NOV-99 22:02:50 
  (c) Copyright 1998 Oracle Corporation. All rights reserved. 
  Connecting to (DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=172.17.2.22)(PORT=1521)) 
  (PROTOCOL_STACK=(PRESENTATION=TTC)(SESSION=NS))) 
  The command completed successfully 
  Listeners =DataBase Name = Global DB Name =ora8, HomeDir = /ora/ ,SID =ora8 
  [oracle@lin oracle]$ cd /ora/net*/ad* 
  [oracle@lin admin]$ ls 
  listener.ora namesini.sql samples sqlnet.ora 
  namesdrp.sql namesupg.sql sqlnet.fdf tnsnames.ora 
  下面是在 Windwos NT/98 上远程控制 TNSLSNR 的情形(图略)。
  4)参数文件摘要 
  [oracle@lin admin]$ more /u01/app/oracle/admin/ora8/pfile/initora8.ora 
  db_name = ora8 
  instance_name = ora8 ## "事例名"是关键字 
  service_names = ora8 
  control_files = ("/u01/app/oracle/oradata/ora8/control01.ctl", "/u01/app/oracle/oradata/ora8/control02.ctl") 
  db_block_buffers = 8192 
  shared_pool_size = 4194304 
  log_checkpoint_interval = 10000 
  log_checkpoint_timeout = 1800 
  processes = 50 
  log_buffer = 163840 
  log_archive_start = true 
  log_archive_dest_1 = "location=/u01/app/oracle/admin/ora8/arch" 
  log_archive_format = %t_%s.dbf 
  # 切记打开回滚段 
  rollback_segments = (r01, r02, r03, r04) 
  # global_names = false ### 监听服务无需指明"全局名" 
  # oracle_trace_enable = true 
  # define directories to store trace and alert files 
  background_dump_dest = /u01/app/oracle/admin/ora8/bdump 
  core_dump_dest = /u01/app/oracle/admin/ora8/cdump 
  user_dump_dest = /u01/app/oracle/admin/ora8/udump 
  db_block_size = 2048 
  remote_login_passwordfile = exclusive 
  os_authent_prefix = "" 
  compatible = "8.1.5" ## 也可以兼容 "8.0.5" 
  5)客户端网络配置 
  [oracle@lin admin]$ more tnsnames.ora 
  # TNSNAMES.ORA Configuration File:/ora/network/admin/tnsnames.ora 
  # Generated by Oracle Net8 Assistant 
  使用net8助理,结果自动保存在 tnsnames.ora 中,
  [oracle@lin /ora]$ netass* 添加Service: 名称ora8,参数如下:
  PROTOCOL=TCP HOST=172.17.2.22 PORT=1521 Oracle_SID=ora8 
  机器解释成一个Oracle服务器地址包:
  ( DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=172.17.2.22)(PORT=1521)) 
    (PROTOCOL_STACK=(PRESENTATION=TTC)(SESSION=NS))
  )
  一般说来,客户端采用Windows9x/NT/2000,因为这里软件开发容易,程序员和工具较为普及。
  Windows 客户端网络配置与此类似,其内容见于: \OraNT\net80\Admin\tnsname.ora 
  ORA8.WORLD =
    (DESCRIPTION =
      (ADDRESS = (PROTOCOL = TCP)(HOST = 172.17.2.22)(PORT = 1521))
      (CONNECT_DATA = (SID = ora8))
    )
  ------------------------------------------- 
      在Windows2000(beta3专业版)中安装Personal Oeacle8.05时,监听服务安装失败,
  只要理解以上oracle结构原理,可以手工复制Net8文件,修改配置:
  copy CD-ROM\.\NT_x86\server\lsnrctl80.exe,tnslsnr80.exe,tnsping80.exe  C:\orant\bin
  copy CD-ROM\.\listener.ora  C:\orant\net80\admin
  我不久前有这么一次经历。 
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