network and system monitoring tools

Tài liệu Advanced Network and System Administration ppt

... 1Advanced Network and System AdministrationAccounts and Namespaces 13LDIFLDAP Interchange Format.Standard text format for storing LDAP configuration data and directory contents.LDIF ... OperationsClient Session OperationsBind, unbind, and abandonQuery and Retrieval OperationsSearch and compareModification OperationsAdd, modify, modifyRDN, and delete 4Directories vs. DatabasesDirectories ... SchemasSchemas specify allowed objectClasses and attributes. 5 System Administration DirectoriesTypes of directory dataAccountsMail aliases and lists (address book)Cryptographic keysIP...

Tài liệu The McAfee Network Security Platform: Bridging Network and System Security doc

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... McAfee Network Security Platform: Bridging Network and System Security BranchOfficeMobile WorkersGuest and ContractorsUnix Server Network AttackAttemptMcAfee NACCorporate Network Quarantine ... Network Quarantine Network 1 2 3 5 4. Network Enforcement3. System AssessmentCompliantNon-Compliant4 DefineDefine system compliance policies and Network IPS policiesDetect Network ... ecosystem to do more with less.McAfee opens a world of integration beneﬁts and value to leverage your security investment. The integration of network (Network Security Platform) and system...

Network and System Security pptx

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... assuring that network and system security issues are addressed.This book provides an extensive analysis of network and system security practices,procedures, and technologies. Design issues and architectures ... completely cripple your network. Do your research and invest in good, multipurpose network security systems. Select systemsthat are easy to install and implement, are adaptable and quickly configurable, ... 93Vulnerability Testing and Patching 94Closing Ports 95Firewalls 95Antivirus and Antispyware Tools 96Spam Filtering 98Honeypots 99 Network Access Control 1005. Intrusion Monitoring and Detection...

principles of network and system administration

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... in system administration?4. Describe why ethics and human values are important.5. Is system administration a science? Why/why not?6. State the top-most principles that guide network and system ... and automation of system administrative tasks. Not onlyis system administration a fascinating and varied line of work, it can also belucrative.1.6 The challenges of system administration System ... Databaseconﬁgurationmanagement 2688 Diagnostics, fault and change management 2818.1 Faulttoleranceandpropagation 2818.2 Networksandsmallworlds 2838.3 Causalityanddependency 2858.4 Deﬁningthesystem 2878.5 Faults 2888.6...

Principles of Network and System Administration 2nd phần 2 doc

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... existing network, serviceable or not; thus the ﬁrst step is to acquaint ourselveswith the system at hand.The aim of this chapter is to learn how to navigate network systems usingstandard tools, and ... aretwo types of Windows system with separate software licenses: workstations and servers.Windowscanworkasastand-alonesystemorasaworkstation,integrated into a system of network services. Windows ... operating system, per se. It is a network service for PCs which adds ﬁle storage, printing and other network services on top of the basic operating system: Windows, DOS,MacIntosh or GNU/Linux. The network...

Principles of Network and System Administration 2nd phần 3 pptx

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... etc.)(which means a physical disk) and the NFS network ﬁlesystem. If we mount a4.2 ﬁlesystem it means that it is, by deﬁnition, a local disk on our system and isdescribed by some logical device ... regrouping and labellingprocedureiscalledformatting in PC culture and is called making a ﬁlesystem 4.5. INSTALLING A UNIX DISK 123There are two main types of ﬁlesystem – a disk ﬁlesystem (called ... particular ﬁlesystem is mounted on a directory or mountpoint.Thecommand mount mounts ﬁlesystems deﬁned in the ﬁlesystem table ﬁle. This is aﬁle which holds data for mount to read.The ﬁlesystem table...

Principles of Network and System Administration 2nd phần 4 potx

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... Gateway Monitoring Protocol, but was quickly extended and became a standard for network monitoring. SNMP was designed to be small and simple enough to be able to runon even minor pieces of network ... are system administration tools consisting of twoelements: a language and a conﬁguration engine. Together these are used toinstruct and enable all hosts on a network about how to conﬁgure and ... time and disk space. Is poster advertisingharassment on the streets or a freedom of speech? 218 CHAPTER 6. MODELS OF NETWORK AND SYSTEM ADMINISTRATION6.4.4 Jini and UPnP: management-free networksJini...

Principles of Network and System Administration 2nd phần 5 pot

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... digested,understood and, not least, obeyed by users and system staff alike.ã Determine the system policy. This is the prerequisite for all system mainte-nance. Know what is right and wrong and know how ... the other hand, the order in which cfagent evaluates AND and OR operations does matter, and the rule is that AND takes priority overOR, so that . binds classes together tightly and all AND operations ... killed with the kill command on Unix-likesystems, or with the Windows Resource Kit’s kill command, or the TaskManager. 8.2. NETWORKS AND SMALL WORLDS 283Figure 8.2: Network tolerance to node...

Principles of Network and System Administration 2nd phần 6 pot

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... a system. Problems1. Find out about process priorities. How are process priorities changed onthe computer systems on your network? Formulate a policy for handlingprocesses which load the system ... sharingof system resources. This requires tuning the system kernel. The most conﬁgurablepiece of software on the system is the kernel. All Unix-like systems kernel param-eters can be altered and ... another partition, then back again and so on. This nightmarebrings the system to a virtual standstill as it ﬁghts both over free RAM and disk head placement. The system spends more time juggling...

Principles of Network and System Administration 2nd phần 7 doc

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... Principles of Network and System Administration, J. Wiley & Sons, 2004. 10.4. ALTERNATIVE NETWORK TRANSPORT TECHNOLOGIES 399by N bits, or wavelengths of the bit signal, and the right-hand side ... structure of the network and the immediate neighbors. To take into accountsubnetting and CIDR masks, we must interpret the equals ‘==’ sign to include a logical AND between the network and its mask.maintain ... or/etc/filesystems. On Solaris systems it is called /etc/vfstab. The advantageof writing the disks in the ﬁlesystem table is that the mount commands will notbe lost when we reboot our system. The ﬁlesystems...

Principles of Network and System Administration 2nd phần 8 pps

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... dest=host2 serv=all IP action=Permit and IPSecPolicy Rule 2:src =network1 dest =network2 serv=all IP action=Permitwhere host1 is assumed to be on network1 and host2 is on network2 . Policy Rule1 is a ... schemes depend on the tools we haveavailable for the job. On Windows we have NTBackup. On Unix-like systems thereis a variety of tools which can be used to copy ﬁles and ﬁlesystems.Backup Restorecp ... disks and networking hasfallen dramatically. For an organization with few resources, a cheap solution tothe backup problem is to mirror disks across a network [244], using well-knowntools...

Principles of Network and System Administration 2nd phần 9 potx

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... ANALYTICAL SYSTEM ADMINISTRATIONsystems fall into two categories, depending on how we choose our problem toanalyze. These are called open systems and closed systems.ã Open system: This is a subsystem ... opposition and cooperation betweenusers and the system. The aims of the game are several: to win resources, toproduce work, to gain control of the system, and so on. A proper understandingof ... difference between an open system and a closed system is thatan open system is not always in a steady state. New input changes the system. The internal variables in the open system are altered by...

Principles of Network and System Administration 2nd phần 10 pps

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... of System Administration,T.LimoncelliandC.Hogan,AddisonWesley, 2002.2. Unix System Administration Handbook, E. Nemeth, G. Synder, S. Seebass and T.R. Hein, Prentice Hall, 2001.3. Essential System ... intend to be a system administrator for Unix or NTsystems, you could do much worse than to read the Perl book [316] and learn Perlinside out.B.3 WWW and CGI programmingCGI stands for the Common ... and T.R. Hein. Unix System Administra-tion Handbook, third edition. Prentice Hall, 2000.[224] Nessus. Nessus. http://www.nessus.org.[225] J.V. Neumann and O. Morgenstern. Theory of Games and...