Q A on knowledge of optical fiber coupler, optical fiber fuse box and optical fiber fuse box Integrated Wiring
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The optical fiber coupler is used for two optical fiber or pigtails.Active connection,Flange.
Optical
In this paper, the measurement methods of optical fiber and optical fiber communication system are briefly introduced, this paper mainly introduces optical fiber measurement: single-mode fiber Mode field diameter, optical fiber loss, fib
Most of the integrated City Line systems are installed using traditional optical fiber systems; In this case, the appropriate optical installation should be done using the design methods already discussed. The system proved to be feasible through countless successful cases, reliable, stable, mature and excellent.
Another recent installation technology, known as "gas-blown fiber," has been developed in the
Reprinted from Http://blog.sina.com.cn/s/blog_53e731b70101liku.htmlOracle startup, prompting "lrm-00109:could not open parameter file"Lrm-00109:could not open parameter file '/home/oracle/oracle10g/dbs/initomsToday when connecting to the Oracle database, the discovery data is not started, using the startup command, the error message is as follows:Sql> startup Ora-01078:failure in processing system parameter
System Version: CentOS 5.5x64
Database Version: Oracle 11G R2 11.2.0
The following error is reported:
[oracle@server253~]$sqlplus/assysdba
SQL*Plus:Release11.2.0.1.0Productionon117:38:492012
Copyright(c)1982,2009,Oracle.Allrightsreserved.
SQL>startup
ORA-01078:failureinprocessingsystemparameters
LRM-00109:????????????????'/u01/app/oracle/product/11.2.0/dbhome_1/dbs/initmander.ora'
SQL>
The solution is as follows:
Label:After the oracle11g installation is successful in Linux, after you start the monitoring (Lsnrctl start), run Sqlplus/as SYSDBA after the connection startup has errors such as ORA-01078 and LRM-00109 errors Workaround:I was also on the internet Baidu a bit, basically also all the same, the following two methods are basically the most common solution on the network, but I used the following methods can not solve the problem, later I found a faste
Spfile file not found when oracle was started, reporting ORA-01078 and LRM-00109 errors
[Oracle @ localhost ~] $ Sqlplus "/As sysdba"
SQL * Plus: Release 11.2.0.1.0 production on Wed Apr 11 17:45:40 2012
Copyright (c) 1982,200 9, Oracle. All rights reserved.
Connected to an idle instance.
SQL> startup
ORA-01078: Failure in Processing System Parameters
LRM-00109: cocould not open parameter file '/oradata/Or
1. Preface
A cylindrical media waveguide consists of three parts: Core, package layer, and coating layer. Generally, the diameter of the core of a single-mode or multi-mode optical fiber is 5 ~ 15 μm and 40 ~ 100 μm, with a diameter of about 125 ~ 600 μm. The processed optical fiber end face is ideally a smooth plane. However, in reality, the processing of the optical f
ORA-01034:, ORA-01078: And LRM-00109: SolutionEnvironment: Linux 5.4 Oracle 11.2.0.3 when connecting Oracle on Linux error: SQL> show parameter sgaORA-01034: ORACLE not availableProcess ID: 0 Session ID: 0 Serial number: 0 SQL> startupORA-01078: failure in processing system parametersLRM-00109: cocould not open parameter file '/u01/app/oracle/product/11.2.0/db_1/dbs/initorcal. ora 'above '.. /initorcal. ora's error indicates that the name (SID) of the
Sql> StartupOra-01078:failure in processing system parametersLrm-00109:could not open parameter file '/opt/oracle10g/product/10.2/db_1/dbs/initora10g.ora 'Find the file, and sure enough does not exist. The estimate is caused by an illegal shutdown.This is because in Oracle9i and oracle10g, Oracle uses SPFile to start the database by default, and if SPFile does not exist, the above error occurs.Workaround 1 (verified):Copy the init.ora.012009233838 form file in the $oracle_base/admin/database nam
, and the database was logged on normally. After a long query, no problem was found. Later I suddenly remembered that the configuration document in. bash_profile was copied directly from the previous configuration document, which may be due to a problem in this configuration. This is true. bash_profile wrote the SID wrong.[Oracle @ szmlvm29-54 ~] $ Cat. bash_profile#. Bash_profile······Export ORACLE_SID = search # the correct one is search6······
So, when you encounter this problem again later,
Environment Description:Operating System: RedHat 5.3 64bitOracle version: 10.2.0.1 SID: search6
After the database is installed today, after you create a database through dbca, the following error is reported during the time when you start and close the database through sqlplus:SQL> startupORA-01078: failure in processing system parametersLRM-00109: cocould not open parameter file '/app/soft/ora10g/product/10.2.0/db_1/dbs/initsearch. ora'···SQL> shutdown immediateA ORA-01034: ORACLE not availab
Forty-five traditional knowledge of optical fiber and optical fiber cables
1. Briefly describe the composition of optical fiber.
A: The optical fiber consists of two basic parts: the core, package layer and Coating Layer Made of transparent optical materials.
2. What are the basic parameters used to describe the trans
Fiber: Microsoft joins windows to better port Unix server applications to Windows. Therefore, this article does not really have much application value, just to make the notes more complete.
After reading this chapter, I feel that the fiber is a smaller running unit than the thread. You can split a thread into multiple fiber threads, and then manually convert th
Most of the integrated cable systems are installed using traditional optical fiber systems. In this case, appropriate Optical Fiber installation should be carried out using the discussed design methods. The system has proved to be feasible, reliable, stable, mature, and excellent through numerous successful cases.
Recently, another installation technology called "air blow optical
fiber/Fiber DriveIn the operating system, in addition to processes and threads, there is a less-applied fiber (fiber, also called co-process). Fibers are often compared to threads, and for the operating system, they are relatively light-weight running states. Fiber turndown
The optical fiber access network has a lot to learn about. Here we mainly introduce the application specifications of optical fiber cabling in the optical fiber access network. As fiber access networks have been widely used in China only in recent years, telecom operators generally feel that they lack experience in bui
fiber/Fiber Process
In the operating system, in addition to processes and threads, there is a less applied fiber (fiber, also known as the coprocessor). Fibers are often compared to threads, and to the operating system, they are relatively lightweight operation states. Fiber
After reviewing the network development process, we will all feel that the network is evolving with each passing day, and network applications have been updated and upgraded almost every several years, the continuous development of network applications puts forward higher bandwidth and other related performance requirements to people. With the popularization and application of gigabit and 10-Gigabit networks, in our traditional cabling system, currently, copper cable systems can only be used for
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