https://old.andunix.net/ 2026-04-03T18:46:30+00:00 https://old.andunix.net/ https://old.andunix.net/_media/favicon.ico text/html 2014-04-28T08:07:54+00:00 Anonymous (anonymous@undisclosed.example.com) https://old.andunix.net/info/cryptography/openssl/debug_server_certificate_from_client Debug Server Certificate from Client Credit for this example goes to “ Checking A Remote Certificate Chain With OpenSSL” from langui.sh. openssl s_client -showcerts -connect www.andunix.net:443 Informations about the used arguments from the OpenSSL man page: * s_client: SSL/TLS client program * -showcerts: display the whole server certificate chain: normally only the server certificate itself is displayed. text/html 2014-02-22T13:16:38+00:00 Anonymous (anonymous@undisclosed.example.com) https://old.andunix.net/info/virtualbox/cli VBoxManage (The VirtualBox CLI) This is a online reference of the output of VBoxManage without options. Oracle VM VirtualBox Command Line Management Interface Version 4.2.16 (C) 2005-2013 Oracle Corporation All rights reserved. Usage: VBoxManage [<general option>] <command> text/html 2013-03-01T20:43:34+00:00 Anonymous (anonymous@undisclosed.example.com) https://old.andunix.net/info/oracle/error Oracle Errors ORA-00257: archiver error. Connect internal only, until freed. * Reason: The flash recovery area is full. * Resolution: Remove archive logs. * Resolution: Enlarge the flash recovery area. * Documentation: 10.2 11.2 database documentation error oracle reference text/html 2013-03-01T20:36:05+00:00 Anonymous (anonymous@undisclosed.example.com) https://old.andunix.net/info/oracle/spfile_and_pfiles Oracle: SPFile and PFiles Oracle reads its parameters from a file called “SPFile”. You can't change it directly as it's a binary file. Additionally, Oracle can read the parameters from “PFiles”, which are regular text files. Create PFile To export the SPFiles to a PFile, just enter the following in SQLplus: text/html 2013-02-04T22:17:36+00:00 Anonymous (anonymous@undisclosed.example.com) https://old.andunix.net/info/solaris/exam_notes Notes for the Solaris 10 System Administration Exam (CX-310-200 & -202) I'm preparing myself for the two exams to achieve the Sun Certified System Administrator (SCSA) certification. This are my notes taken while studying the preparation books. Managing File Systems List Devices To list the system's devices, you can use the following commands: text/html 2017-04-13T20:11:34+00:00 Anonymous (anonymous@undisclosed.example.com) https://old.andunix.net/info/sysadmin/list_open_ports List Open Ports To list the open ports together with the listening processes: netstat -tulpn Here is an example output: Active Internet connections (only servers) Proto Recv-Q Send-Q Local Address Foreign Address State PID/Program name tcp 0 0 0.0.0.0:22 0.0.0.0:* LISTEN 695/sshd tcp6 0 0 :::22 :::* LISTEN 695/sshd udp 0 0 0.0.0.0:55872 … text/html 2015-08-12T06:56:24+00:00 Anonymous (anonymous@undisclosed.example.com) https://old.andunix.net/info/oracle/index Oracle Pages oracle index Bookmarks * Oracle Database Online Documentation 10g Release 2 (10.2) * Oracle Database Online Documentation 11g Release 2 (11.2) oracle topic