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Archive for February, 2006

blocking unfriendly traffic

If you think some wierd traffic is coming to your server, you can use netstat and ps to find evil programs, ports, and ips. Besides killing processes with the usual kill command you might try adding some rule to iptables while you investigate netstat -lntpe ps -auxfw Drops a port (in this example 3131) iptables [...]

Exim outbound queue is HUGE

show the count of messages in queue exim -bpc list the messages in queue exim -bp These can selectively delete messages from the queue if the message is frozen exim -bpru|grep frozen|awk {‘print $3′}|xargs exim -Mrm if the message is exim -bpru|grep ”|awk {‘print $3′}|xargs exim -Mrm if all exim -bpru|awk {‘print $3′}|xargs exim -Mrm

finding those orphaned users in a mssql server database

Ever move to a new mssql server database and orphan the users…. You get all kinds of nasty errors… here is some things to fix those mssql accounts. This will not work with Windows accounts. You can find them with this SP sp_change_users_login ‘report’ and you can fix them with this SP sp_change_users_login ‘update_one’, ‘username’, [...]

Deleting files that cannot be deleted through normal means

Ever have a file that is locked by the OS and you absolutely cannot delete it….. Well here is a way, when you don’t have DOS as an option. Install the Windows Recovery Console After Windows is Already Installed on the Computer 1. Click Start, click Run, and then type CD-ROM drive letter:\i386\winnt32.exe /cmdcons in [...]

Enable the DTC between MSDTC and SQL server on windows 2003

Besides adding the dword of 1 to a new local machine, software, microsoft, msdtc, TurnOffRpcSecurity, you need to change AllowOnlySecureRpcCalls to be set to Zero.