UNIX System Administration A Beginner’s Guide PHẦN 2 pdf

... 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 ... 22 15 :29 .profile -rw-r r 1 20 0 02 exec 1 924 11 Oct 22 15 :29 figure3_1 -rw-r r 1 20 0 02 exec 23 0477 Oct 22 15 :29 figure3 _2 -rw-r r 1 20 0 02 exec 23 0477 Oct...

Ngày tải lên: 13/08/2014, 04:21

... 2 bambam rubble 5 12 Oct 27 18 :28 bambam drwxrwx 2 fred flintstone 5 12 Nov 22 15 :27 fred Don’t be alarmed; home directories typically will be named the same name as the login account name. That ... 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 revea...

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 vendo...

Ngày tải lên: 13/08/2014, 04:21

... operational: # ping 21 6.155 .20 2.110 PING 21 6.155 .20 2.110 (21 6.155 .20 2.110) from 21 6.155 .20 2.163 : 56(84) bytes of data. Warning: time of day goes back, taking countermeasures. 64 bytes from 21 6.155 .20 2.110: ... 21 6.155 .20 2.110: icmp_seq=0 ttl =25 5 time=1.035 msec 64 bytes from 21 6.155 .20 2.110: icmp_seq=1 ttl =25 5 time =22 9 usec 21 6.155 .20 2.110 ping statistic...

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. 26 6 UNIX System Administration: A Beginner’s Guide 6....

Ngày tải lên: 13/08/2014, 04:21

... bedrock.home.com. 327 94 73 620 0 73 620 0 ESTABLISHED localhost. 327 97 localhost. 327 92 73 620 0 73 620 0 ESTABLISHED localhost. 327 92 localhost. 327 97 73 620 0 73 620 0 ESTABLISHED localhost. 328 00 localhost. 327 99 73 620 ... 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 ca...

Ngày tải lên: 13/08/2014, 04:21

... contained in and its 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 ... where each octet may take any value from 0 to 25 5. A DisplayString is like an OctetString object. Gauge Gauge 32 A data type that represents a non-negative integer th...

Ngày tải lên: 13/08/2014, 04:21

... to obtain a large amount of information from an agent. See the following snmpbulkwalk section for additional information. 504 UNIX System Administration: A Beginner’s Guide 4 92 UNIX System Administration: ... robust and functional SNMP applications are available for UNIX. These tools can be used to provide system management functions such as system heartbeat, system...

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...

Ngày tải lên: 13/08/2014, 04:21

... policies and procedures, 23 3 Backup and restore, 23 1 -24 5 Backup and restore tools, 23 8 -24 2 Backup strategy, 23 2 Backups density and form factor, 23 3 -23 4 managing, 18 658 UNIX System Administration: A ... SNMP, 4 12 with SSH, 22 0 -22 2 Authentication keys, holding for users, 22 5 B Backup capacity, 23 4 Backup elements, 23 2 -23 7 Backup media, 23 4 Backup methods...

Ngày tải lên: 13/08/2014, 04:21