free system and network monitoring software

... Contents 19 Monitoring Room Temperatureand Humidity 377 19.1Sensors andSoftware 378 19.1.1The PCMeasure software for Linux 378 19.1.2The queryprotocol 379 19.2The Nagios Plugin check_pcmeasure 379 20 Monitoring ... target system can only be reached throughaparticular router that hasjustgonedown, then Nagios reports that thetargetsystem is “unreachable”, anddoesnot bother to bombarditwithfurther host andservicechecks.The ... withatemperatureand humidity sensor,aninfraredsen- sor, etc.). Apartfromthe standardplugins,thisbook accordinglyintroducesfurther freelyavailable plugins, such as theuse of aplugintoquery atemperature and humidity...

Ngày tải lên: 23/03/2014, 07:20

Ngày tải lên: 24/02/2014, 04:20

... GUIDE TO SYSTEM AND NETWORK SECURITY PRACTICES 8 THE CERTđ GUIDE TO SYSTEM AND NETWORK SECURITY PRACTICES To Identify and Enable Systems and Network Logging Mechanisms Identify and Install ... establishment and maintenance of secure configura- tions and the secure operations of critical assets. Most system and network administrators have developed their knowledge of how to protect and secure systems ... following informa- tion assets: ã Detection tools ãNetworks ã Systems (including processes and user behavior) ã Network and system performance ã Files and directories ã Hardware ã Access to physical...

Ngày tải lên: 14/03/2014, 22:20

... NỘI VIỆN CÔNG NGHỆ THÔNG TIN VÀ TRUYỀN THÔNG ──────── * ─────── BÀI TẬP LỚN MÔN: ITSS Linux System and Network Management Sinh viên thực hiện: Nguyễn Đức Hiếu (Nhóm trưởng) Phan Quốc Khánh Trần ... Thiết lập domain name: nano /etc/sysconfig /network edit domain name "server1.hhkd1570.vn" - Config custom static ip nano /etc/sysconfig /network- scripts/ifcfg-eth1 DEVICE=eth1 BOOTPROTO=static nm_controlled=no IPADDR=10.0.10.1 NETMASK=255.255.255.0 BROADCAST=10.0.10.255 NETWORK= 10.0.10.0 DEFROUTE=yes - ... traffic giữa 2 máy (accept, drop, reject,) ã Trc ht cn forward traffic t private network 10.0.10.0/24 trên eth1 sang network trên eth0 - Thêm cấu hình vào file cfg-eth1 để có gateway forward: Nhập...

Ngày tải lên: 08/06/2014, 10:35

... companies, and large multinational hardware and software companies. On the technical side, she focused on security and networking, working with customers and helping GNAC establish its data center and ... all levels of the system. They apply to physical networks and to computer hardware. They apply to all operating systems running at a site, all protocols used, all software, and all services provided. ... about each person’s equipment, number of network and tele- phone connections, and special needs. Have SAs check out nonstandard equipment in advance and make notes. This page intentionally left...

Ngày tải lên: 14/08/2014, 14:20

... Services method of easing support and maintenance for a service is to use standard hardware, standard software, and standard configurations and to have doc- umentation in a standard location. Centralizing ... other services on which it relies. Machines and software that are part of a service should rely only on hosts and software that are built to the same standards or higher. A service can be only as ... solution, you take a machine with a lot of serial ports and add software free software, such as ConServer, 7 or com- mercial equivalents and build it yourself. Appliance solutions are prebuilt 6....

Ngày tải lên: 14/08/2014, 14:20

... 7 Networks routing protocols and administrative domains that vary across the network. Both the physical- and logical -network maps should reach to the perimeter of the organization’s network and ... 214 Chapter 7 Networks configurations and quirks of the diverse equipment and to track software upgrades and bugs. Minimizing the number of vendors makes the network more reliable and easier to ... Sections 5.1.3 and 23.1.6. 7.1.13 Monitoring You need network monitoring to build a fast, reliable network; to scale the network in advance of growing demand; and to maintain its reliability. ...

Ngày tải lên: 14/08/2014, 14:20

Ngày tải lên: 14/08/2014, 14:20

Ngày tải lên: 14/08/2014, 14:20

Ngày tải lên: 14/08/2014, 14:20

Ngày tải lên: 14/08/2014, 14:21

Ngày tải lên: 14/08/2014, 14:21

Ngày tải lên: 14/08/2014, 14:21

Ngày tải lên: 14/08/2014, 14:21

... Organization Blocks System Software for S7-300/400 System and Standard Functions 1-60 A5E00261410-01 Organization Blocks System Software for S7-300/400 System and Standard Functions 1-56 ... S7-300/400 manuals ã Standard and System Functions for S7-300/400 Provides reference information and describes the programming languages LAD, FBD, and STL, and standard and system functions ... executed. You can disable or delay and re-enable delay interrupts using SFCs 39 to 42. Copy and Block Functions System Software for S7-300/400 System and Standard Functions 3-4 A5E00261410-01...

Ngày tải lên: 29/03/2014, 12:20

... researchers and authors who study the software business and software engineering, I have had many opportunities to learn about free and open source software (FOSS). There is a lot to know, and I am ... Understanding Motivation and Effort in Free/ Open Source Software Projects Karim R. Lakhani and Robert G. Wolf “What drives Free/ Open Source software (F/OSS) developers to contribute their time and ... Scott Hissam, and Karim R. Lakhani I Motivation in Free/ Open Source Software Development 1 1 Why Hackers Do What They Do: Understanding Motivation and Effort in Free/ Open Source Software Projects...

Ngày tải lên: 11/06/2014, 15:25

... nguyên thủy ban đầu . Free and Open Source Software * Mã nguồn mở là gì ? * Phân biệt mã nguồn mở và phần mềm tự do ? Phần mềm tự do ● Free Software Free Software : Free –> “tự do” ... Phần mềm tự do . ● Freedom 2 :Tự do trong việc phân phối phần mềm. ● Freedom3 : Tự do phân phối chương trình đã được chỉnh sửa cho người khác. ... Software : Free –> “tự do” và không có bất kì sự đề cập nào đến giá cả của phần mềm. ● Free Software Foundation (FSF) tài trợ cho các dự án của GNU (GNU's not UNIX ) nhằm hướng tới...

Ngày tải lên: 29/07/2014, 03:20

Ngày tải lên: 24/08/2014, 10:50

Ngày tải lên: 20/10/2014, 14:28

... OPEN DATABASE CONNECTIVITY  (ODBC)  Standard database access method developed by  the SQL Access Group  ODBC interface allows an application to access  Data stored in a database management system  Any system that understands and can issue ODBC  commands  Interoperability among back­end DBMS is a key  feature of the ODBC interface 23 ... APACHE WEB SERVER  Tomcat Apache is another Web Server program  Tomcat Apache hosts anywhere from 50% to 60% of all  Web sites  Advantages  Works on just about any *NIX and Windows platform  It is free  Requires Java 2 Standard Runtime Environment (J2SE,  version 5.0) 15 ON WHAT PLATFORM WAS THE WEB  APPLICATION DEVELOPED?  Several different platforms and technologies can  be used to develop Web applications  Attacks differ depending on the platform and technology used to develop the application  Footprinting is used to find out as much information  as possible about a target system  The more you know about a system the easier it is to  gather information about its vulnerabilities 45 ... APPLICATION VULNERABILITIES  COUNTERMEASURES (CONTINUED)  Top­10 Web application vulnerabilities (continued)  Remote administration flaws  Attacker can gain access to the Web server through the  remote administration interface  Web and application server misconfiguration  Any Web server software out of the box is usually vulnerable  to attack  Default accounts and passwords  Overly informative error messages 32 ...

Ngày tải lên: 17/09/2012, 10:44