err connection refused

Ubuntu under test ssh when using ssh localhost command, error message appears connect to host localhost Port 22:connection refusedThe cause of this error may be that Ssh-server is not installed or is not started. Ubuntu 11.10 Installs openssh-client by default, but Wood has the installation serverRun Ps-e | grep ssh to see if there is an sshd processIf not, the server is not started, the server process is started through/etc/init.d/ssh-start, if the p

Mount:RPC:Unable to receive; errno = Connection refused Linux mount, appear mount:RPC:Unable to receive; errno = Connection refusedWhat's depressing is that it used to be good. How does this turn on the use to have this kind of problem to appear? Online Search a lot of information, and then after the investigation, found that the original MAC address

, -c) 0 Data seg size (kbytes, -d) unlimited Scheduling priority (-e) 0 File size (blocks, -f) unlimited Pending signals (-i) 7672 Max locked memory (kbytes, -l) 64 Max memory size (kbytes, -m) unlimited Open files (-n) 1024 Pipe size (512 bytes, -p) 8 POSIX message queues (bytes, -q) 819200 Real-time priority (-r) 0 Stack size (kbytes, -s) 10240 Cpu time (seconds, -t) unlimited Max user processes (-u) 1024 Virtual memory (kbytes, -v) unlimited File locks (-x) unlimited Use Ulimit-n to mo

When using ssh, the following error occurs: connect to host xxx. xxx port 22: Connection refused. The cause of this error is that the ssh-server is not started or not installed (Ubuntu12.04 only openssh-client is installed by default, and openssh-server is not installed ). 1. Check whether openssh-sever is enabled. Run the following command: Ps-e | grep sshd If no sshd process exists, run the followi

NFS error Starting NFS quotas: Cannot register service: RPC: Unable to receive; errno = Connection refused, connectionrefusedNFS Error[Root @ bjs0-~] #/Etc/init. d/portreserveStartStartingPortreserve:[OK][Root @ bjs0-~] #/Etc/init. d/nfsStartStartingNFSServices:[OK]StartingNFSQuotas:CannotRegisterService:RPC:UnableToReceive;Errno=ConnectionRefusedRpc. rquotad:UnableToRegister(RQUOTAPROG,RQUOTAVERS,Udp ).[FA

In debugging, connect localhost or 127.0.0.1 through the android simulator.CodeProbablyURL url = new URL (urlstring );Urlconnection urlconn = URL. openconnection (); But an error is reported !! Exception 1: java.net. connectexception: localhost/FIG: 8080-Connection refused The problem is that the android simulator uses itself as the localhost. That is to say, it uses localhost or 127.0.0.1 in the code to

Tags: style blog http color io os SP data divU3D Connect SQL Server first System.Data.dll the Unity installation directory into the Asset/plugins directory of the project, and then write a script to connect to the database, in the above two steps without error, prompt this mistake, To consider whether the relevant services for SQL Server are turned on, and to enable the TCP/IP protocol in SQL Server Configuration Manager, proceed as followsOpen Start-Program-microsoft SQL Server 2005-configurati