UNIX System Administration A Beginner’s Guide PHẦN 10 ppt

... system information, and so forth 644 UNIX System Administration: A Beginner’s Guide Layer Number Device Functionality 1 Physical: A device that operates on this layer is known as a network repeater. 2 Data ... skips or gaps. 5. Static 628 UNIX System Administration: A Beginner’s Guide 8. passwd -s yourusername 9. C. KpF4j7. (A is a bad choice because it doesn’t...

Ngày tải lên: 13/08/2014, 04:21

... snmpbulkwalk section for additional information. 504 UNIX System Administration: A Beginner’s Guide 492 UNIX System Administration: A Beginner’s Guide must have. Having the power to control many devices ... group basis, it is important that robust and scalable solutions be available to handle the many different aspects of system management. For example, consider the po...

Ngày tải lên: 13/08/2014, 04:21

... Solaris HP-UX Add swap space swapon -a swap swapon -a Create swap area using a regular file mkswap mkfile List swap usage swapon -s swap -l swapinfo -ta Delete swap area swapoff swap -d Table ... Categories 558 UNIX System Administration: A Beginner’s Guide 19.2 Increase System Swap Space A file system or swap file represents a location on a disk drive that is used to...

Ngày tải lên: 13/08/2014, 04:21

... the operating system. UNIX has also found its way and gained popularity in the embedded world, which means, like the 2 UNIX System Administration: A Beginner’s Guide ● Maintain system capacities ... software may have been released before the hardware. In this case, the hardware wasn’t available while the software was being written. As a result, the operating system vendor...

Ngày tải lên: 13/08/2014, 04:21

... Team-Fly ® 98 UNIX System Administration: A Beginner’s Guide Modifying a User The sam application can be used to alter an existing UNIX account. To make a change to a user, do the ... standard X-Windows interface and also the regular terminal interface. Thus, it can be used with or without a 92 UNIX System Administration: A Beginner’s Guide Figure...

Ngày tải lên: 13/08/2014, 04:21

... application package calls, which makes complete sense given that Netscape is a Web browser application. A quick scan of the available packages installed on a generic system reveals that both system ... package information. -i Display information on complete installed packages. -l Display additional package information in a long format. -p Display information on only partially inst...

Ngày tải lên: 13/08/2014, 04:21

... scanner, the ability to scan a particular port is paramount. One good way to determine if all the systems on a network have a standard set of network services or a particular function is to scan ... utility that locates and identifies all available TCP and UDP ports on a target host system. Also known as a port scanner, this tool will scan TCP ports from 0 to 102 4 (by default)...

Ngày tải lên: 13/08/2014, 04:21

... operates on the application layer and uses TCP. Additional Services Many public domain TCP/IP services and applications are also available via the Internet. Some of the resources available are ... users on a remote system. This command is similar to the UNIX who command and operates on the application layer and uses TCP. 266 UNIX System Administration: A Beginner’s Guide 6. Wh...

Ngày tải lên: 13/08/2014, 04:21

... can be used interchangeably. Each of the standard IP class addresses has associated default netmask addresses, as shown in Table 11-4. The broadcast address can be specified in the same ways as ... local network—this means all frames with a destination address of all 376 UNIX System Administration: A Beginner’s Guide Operator Description > Greater than < Less than >= Gre...

Ngày tải lên: 13/08/2014, 04:21

... logical position in that MIB hierarchy. 404 UNIX System Administration: A Beginner’s Guide ASN.1 Data Type Description Opaque A data type that provides the ability to pass arbitrary information that ... the appropriate subagent, it takes a certain amount of processing time and overhead. This might be a factor in time-critical management functions. 408 UNIX System Adminis...

Ngày tải lên: 13/08/2014, 04:21