ETSTAT-ANP |grep Port numberRoot User executionNetstat-ntupln indicates that DNS is not queriedT represents the TCP protocolU means UDP protocolP indicates the program occupied by the queryL indicates that the query is listening on the programView that process takes up the XXX portLsof-i:xxxSee where the process of process nu
Web site port number problem, ask enter the Web site, such as www.abc.com, the results of the address bar immediately turned into a http://www.abc.com: 81/excuse me what is this reason, the Web site is php do. The space is interco
The tomcat port number is occupied.
Error cause:Port 8080 is occupied by other applications!
I found a solution on the Internet, and said that javaw.exe was closed in the task management window. Some said that tomcat was shut down and the test was available in some scenarios.
The following
Netstat-ano
We can know that a port is occupied by that process (corresponding to the PID;Then we can open the task manager and view the process name corresponding to a PID;If the PID is not displayed, choose "View"> "Select column"> "PID;After learning about a process, we can kill the process and modify the port used
The error is as follows:
Org. PostgreSQL. util. psqlexception: the connection is rejected. Check the host name and port number and make sure that the postmaster can accept the TCP/IP connection. At Org. postgreSQL. core. v3.connectionfactoryimpl. openconnectionimpl (connectionfactoryimpl. java: 136) at Org. postgreSQL.
Eclipse launches Tomcat Error: Several ports (8080, 8009) required by Tomcat v8.0 is already in use.Eclipse launches Tomcat Error:Several ports (8080, 8009) required by Tomcat v8.0 Server at localhost is already in use. The server may already is running in another process, or a system process could be using the port. T
There is a problem with port number collisions when deploying multiple tomcat on the same server, so you need to modify the Tomcat configuration file Server.xml, as an example of TOMCAT7.
First, learn about several of the main ports of the following Tomcat:
Where 8080 is an HTTP
There is a problem with port number collisions when deploying multiple tomcat on the same server, so you need to modify the Tomcat configuration file Server.xml, as an example of TOMCAT7.
First, learn about several of the main ports of the following Tomcat:
Where 8080 is an HTTP
Error
in Windows : Run Tomcat times wrong meaning: 8,080-bit display port is occupied by other processes workaround:
1, Netstat-ano |findstr 3306//view 3306 ports exist
2, Tasklist |findstr 3036 (PID number)//view PID 3036 is what program in use
3, taskkill/t/f/pid 3036
For example, to query port 2181.1. The process ID that the query port occupiesNETSTAT-ANP | grep 2181TCP6 0 :::2181 :::* LISTEN 10997 2181 as port number10997 for PIDYou can also use:lsof-i:2181COMMAND PID USER FD TYPEDEVICE size/OFF NODE namejava 10997 Jim 25u IPv6 197822 0t0 TCP *:2181 (LIST
Micro-letter 5.0 Public Platform service number, is a public platform of an account type, the main function is to provide users with services. such as major banks, telecommunications, airlines, such as the account number of enterprises, dedicated to the use of customer service. The micro-letter 5.0 Public Platform serv
, what is the most basic trust between people in the world? What about trust? What about trust?
Therefore, I tried to speculate maliciously that jianshu closed his door, namely, port 8080, but this did not affect our access through domain names, because when engineers engage
Collated from the network, for reference.
First, see which process the port number is occupied by Netstat-ano, but-O can only show the PID of the process
Take port number 1521 for example:
C:\Documents and Settings\administrator>netstat-ano | Find "1521"
TCP 0.0.0.0:152
Will"8080" protocol="http/1.1 " connectiontimeout= "20000 " redirectport="8443 " uriencoding="UTF-8"Change into "protocol="http/1.1 " connectiontimeout= "20000 " redirectport="443 " uriencoding="UTF-8"RestartThis allows the user to remove port access to both HTTP and HTTPS.Another: Force HTTPS accessAdd the following paragraph to the login-config> for SSL- login-config> SSL- *After completing the above steps, entering the HTTP access
Http://www.cnblogs.com/chenwenbiao/archive/2012/06/24/2559954.html1. Windows platform is executed under Windows console window: Netstat-nao | Findstr "9010"View Port command: Netstat-naoFind the port (9010) and the process PID command using that port: Netstat-nao | Findstr "9010"You see that the PID 3017 process takes
Sometimes an IP address is not sufficient to identify a server completely. This is because in a physical machine, often running multiple servers (programs). Each machine expressed by IP also contains the port. When we set up a client or server, we must select a port that either the client or the server approves the con
There are many methods to forward user port numbers to tomcat when apache is used as a proxy server. The mod_rewrite and mod_headers modules are required. The steps are as follows: www.2cto. com1. in... there are many methods to forward user port numbers to tomcat when apache is used as a proxy server. The mod_rewrite
During Linux use, you need to know which ports are open to the current system, and to see the specific processes and users that open those ports, you can simply query by using the netstat command 2
The netstat command parameters are described below:
-T: Indicates that the TCP port is displayed
-U: Indicates that the UDP port
The problem occurs in the background :Generally in the new job need to their own company's entire IT environment to have a general understanding, in 1-2 months after the opening of the port to have a clear understanding of what the port is to do, whether it is illegal to ope
All those who study web design will use tomcat. During installation, we usually select port 8080, which is usually not occupied by programs, so we won't have any problems when running tomcat, but if we don't use it, our tomcat won't be able to start. This experience will share with you how to solve this problem.
Tools/Raw Materials
Tomcat
Detect the port in
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