By Roderick W. Smith
More and more, Linux is used to force networks in mission-critical environments -- and system/network directors operating in these environments should have a ways deeper services than ever sooner than. complicated Linux Networking alternatives up the place traditional Linux books depart off, supporting skilled Linux process and community directors accomplish extra -- and resolve extra difficulties -- than they could with the other e-book. Its breadth and intensity make it an outstanding single-volume reference for each Linux specialist. The booklet is established into 4 sections, each one necessary to the operating Linux administrator: Low-Level Configuration, neighborhood community Servers, web Servers, and community safety and Router services. In-depth insurance contains: kernel and TCP/IP configuration, replacement community stacks, server startup scripting, DHCP configuration, Kerberos authentication, printer sharing, mail protocols, distant login servers, GUI entry, distant approach management, community backups, iptables firewalls, and VPNs. The book's huge part on net companies exhibits the way to deal with digital domain names and safe websites; learn Apache log documents; and run FTP servers; and comprises unique insurance of SMTP-based e-mail platforms. one of the themes coated in unheard of intensity: configuring Kerberos; working time servers, font servers, and chroot jails; and utilizing Samba's scripting services to burn CDs and create PDFs. for each skilled Linux process or community administrator, and for Linux energy clients with network-related obligations.
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Extra info for Advanced Linux Networking
Conf. conf line, as part of a kernel definition, tells the kernel to look for the eth0 device (the first Ethernet card) at I/O port 0x240: append="ether=0,0,0x240,eth0" You can include several options within the quotes after append= by separating them with spaces. You can use this trick to force a particular Ethernet card to link itself to a particular network card on a multi-interface system by identifying the I/O port used by a specific card. In most cases, you won't need to pass any options to a driver built into the kernel; the driver should detect the network card and make it available without further intervention, although you must still activate it in some other way.
Type lilo to install a modified boot loader on your hard disk. conf file is valid. If it's not, performing Step 6 may damage data on your hard disk. Also, be sure not to modify or delete any other entries from the file. The next time you boot the computer, LILO should present you with the option of booting your old kernel or the new one, in addition to any other options it may have given you in the past. Depending upon how it's configured, you may see the new name you entered in Step 4 in a menu, or you may be able to type it at a lilo: prompt.
To use the interface, you must assign it an IP address and associated information, such as its network mask (also called the subnet mask or netmask). This job is handled by the ifconfig utility, which displays information on an interface or changes its configuration, depending upon how it's called. Basic ifconfig Syntax and Use The ifconfig utility's syntax is deceptively simple: ifconfig [interface] [options] The program behaves differently depending upon what parameters it's given. On a broad level, ifconfig can do several different things: · If used without any parameters, ifconfig returns the status of all currently active network interfaces.
Advanced Linux Networking by Roderick W. Smith