Before upgrading your system, it is strongly recommended that you make a full backup, or at least back up any data or configuration information you can't afford to lose. The upgrade tools and process are quite reliable, but a hardware failure in the middle of an upgrade could result in a severely damaged system
dselect is one of the primary user interfaces for managing packages on a Debian system. At the dselect main menu, the system administrator can
- Update the list of available package versions,
- View the status of installed and available packages,
- Alter package selections and manage dependencies,
- Install new packages or upgrade to newer versions.
This is the list of debian network utilities and tools for administrators and users to check the network related traffic, monitor network.This includes installation of each package with man pages.This full list devided in to two parts which is part1 network tools and part2 network tools
Checking your Linux host name
First, see if your host name is set correclty using the following commands:
#uname -n
#hostname -a
#hostname -s
#hostname -d
#hostname -f
#hostname
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eGroupWare is a Web-based groupware suite. It contains many modules, including Calendar (personal calendar and group scheduling, notifications and alarms), Mail (Email (IMAP and POP3) or FeLaMiMail (IMAP only)), InfoLog (todos, notes, and phone calls linked to contacts (CRM)), Contacts (an addressbook to store and share contact information), and SiteMgr or JiNN (content management).
apt-cdrom is a simple command to add CDROMs to apt's sources.list file. Its syntax is a variation on this basic command line