red hat certified engineer linux study guide 6th edition

... indicates that you need to leave that directory alone unless you have good reason to mess with it — after you gain lots of experience with Linux and know exactly what changes you need to make — so that ... that many advanced Linux users often use /usr to store programs that can be shared with other machines. Table 11-2 Standard /usr Subdirectories Subdirectory Contents /usr/X11R6 The files that ... assigning a type to a file is merely a Linux machine’s way of keeping track of what’s what. The main thing Windows users in particular want to know when they move to Linux is how to recognize programs.

Ngày tải lên: 09/08/2014, 04:21

... distribution. You may be offered, say, Windows, Unix, and Linux options. You would choose Linux in that case. If offered Linux x86 versus Linux ppc, choose x86 unless you’re using Linux on an Apple Macintosh ... system — is that you don’t get a version of a program that has been tampered with or is even an all-out fake trying to trick folks into installing it. Most Linux applications and other Linux software ... Secure Linux Box Is a Happy Linux Box 19_579371 ch13.qxd 12/27/04 8:35 PM Page 267 [...]... security ߜ http://seifried.org/lasg/: Contains the Linux Administrator’s Security Guide ߜ www .linux-

Ngày tải lên: 09/08/2014, 04:21

... strictly a text editor, in that you use it to generate raw text, whereas a word processor creates marked-up text that can be opened only by pro- grams that can read that word processor’s file formatting. ... I don’t make the claim that every- thing Windows is supported under Linux, but you may be surprised at just how easy it is to find a way to use your Windows “stuff” (that’s a high-level technical ... may find that you have to look in the various sections (Background, Colors, Window Decorations, Icons, and so on) to find all the pieces of the 304 Part III: Getting Up to Speed with Linux 21_579371

Ngày tải lên: 09/08/2014, 04:21

... Programs What I most appreciate about CodeWeavers (and all these companies, really) is that they are very upfront about what works really well, what works except for a few features, and what works ... movies that are encoded or protected in various fashions. However, not all DVDs have such countermeasures enabled: There are DVDs that Americans can watch under Linux with no trouble. (Note that ... just to discover that they can’t use it. While this issue is less of a problem for Linux users as each day passes, things do sometimes still crop up that have to be dealt with so that you can move

Ngày tải lên: 09/08/2014, 04:21

... consumer-level Red Hat Linux, for your computing pleasure. If you are interested in the source code, you can download it directly from Red Hat’s Fedora Project site at http://fedora.redhat. com . ... partitions, 26–32 425 426 Linux For Dummies, 6th Edition RHN (Red Hat Network) Alert Notification... See the instructions in Chapter 2 for creating a bootable Linux floppy disk 2 Reboot ... system described, 10 initialization phase, 98 Linux advantages over other, 11 427 428 Linux For Dummies, 6th Edition system (continued) Linux commands, 401–402 Mandrake tools, 125 “not

Ngày tải lên: 09/08/2014, 04:21

... connecting to RouterB and verifying that the ISDN circuit is up and active Type the show isdn status command to view the status of the BRI circuit on RouterB We see that the SPID for both B channels ... state = 5(init) spid1 configured, spid1 sent, spid1 valid ← B channel #1 Endpoint ID Info: epsf = 0, usid = 70, tid = TEI 65, ces = 2, state = 5(init) spid2 configured, spid2 sent, spid2 valid ... and make sure that the D channel is active between RouterB and the ISDN switch Type show interface bri 0/0 to view the status of the D channel The up/up (spoofing) state indicates that the D channel

Ngày tải lên: 14/08/2014, 13:20

... ip bgp regexp command to see what routes the regular expression matches The following is the output from the command Note that network 2.0.0.0 is the only route that matches the regular expression ... ^300$ * Significance Match any routes that pass via AS 300 Match any routes that originated in AS 300 Only match routes received from AS 300 Only match routes that originated from AS 300 and did ... the 512 Kbps link will be preferred over the 128 Kbps ISDN link 495 Note Policy routing is set on the interface that receives the packet, not on the interface that the packet is sent out In Figure

Ngày tải lên: 14/08/2014, 13:20

... show dlsw peer command that RouterA has three connected DLSW peers Notice that the peer type is listed as configured (conf) for each of the three peers This tells us that RouterA's peers have ... dlsw peer command that RouterA has two active peers Notice from the peer type that one of the peers is conf and one is pod Conf refers to a peer that is explicitly configured In the case of RouterA, ... −−−−−− − Last−Time−Cleared −−−−−−−−−−−−−−−−−−−−−−−−− Sun May 16 1999, 02:25:04 Verify that the ports connected to RouterA and RouterB (5/12 and 5/11) are connected Notice that port 5/11 (RouterB)

Ngày tải lên: 14/08/2014, 13:20

... Serial0/0 The reason is that the routes that are in vrf VPNA that have been learned by MP−iBGP on RouterB need to be redistributed into OSPF process 100 The following commands redistribute the routes ... area Verify that the OSPF process is configured on RouterB with the command show ip ospf The following is the output from the command Notice that OSPF process 100, which is configured for VPNA, ... group number : border peer capable : no peer cost : biu−segment configured : no local−ack configured : yes priority configured : no peer type : conf version string : Cisco Internetwork Operating

Ngày tải lên: 14/08/2014, 13:20

... commands send the matching packet out that interface or to that IP address regardless of the routing table The default interface command only sends the packet out that particular interface if there ... interface on the router We see that RouterC has two IPX networks configured Network is assigned to interface Ethernet0/0 and Network is assigned to interface S0/0 We see that both networks are in an ... see that we have defined three static SAP entries: RouterA has a static SAP entry to a server (Server4) that is located on IPX Network RouterB has a static SAP entry to a server (Server1) that

Ngày tải lên: 14/08/2014, 13:21

... The Catalyst can be configured to reject incoming traffic on a port that does not have a source MAC address that matches a predefined MAC address that has been entered into the switch Note Cisco ... VTP domain name with the command set vtp domain CCIE_STUDY_GUIDE Console> (enable) set vtp domain CCIE_STUDY_GUIDE VTP domain CCIE_STUDY_GUIDE modified Console> (enable) show vtp domain Domain ... Port Filtering The Catalyst switch can be configured to only allow inbound traffic on a switch port that contains a MAC address that has been entered into the Catalyst switch This feature is called

Ngày tải lên: 14/08/2014, 13:21

... Certified Information Systems Security Professional Study Guide 2nd Edition CISSP®: Certified Information Systems Security Professional Study Guide 2nd Edition Ed Tittel James Michael Stewart Mike Chapple ... winner of the “Best Study Guides” category in the 2003 CertCities Readers Choice Awards The author and editors have worked hard to ensure that the new edition of the CISSP®: Certified Information ... This study guide and/or material is not sponsored by, endorsed by or affiliated with International Information Systems Security Certification Consortium, Inc (ISC)2® and CISSP® are registered

Ngày tải lên: 14/08/2014, 18:20

... Passwords are stored in an accounts database file on secured systems However, instead of being stored as plain text, passwords are hashed and only their hash values are actually stored This provides ... environment that offers fake data to retain an intruder’s interest The transfer of the intruder into a padded cell is performed without informing the intruder that the change has occurred Like a ... nature A host-based IDS also consumes resources from the computer being monitored, thereby reducing the performance of that system A host-based IDS is limited by the auditing capabilities of the

Ngày tải lên: 14/08/2014, 18:20

... system and the result is compared to the original hash total If the two hash totals match, then there is a high level of certainty that the message has not been altered or corrupted during transmission ... mechanism and use it exclusively Social Engineering Malicious individuals can exploit voice communications through a technique known as social engineering Social engineering is a means by which an ... hole in the secured perimeter The only way to protect against social engineering attacks is to teach users how to respond and interact with voice-only communications Here are some guidelines: Always

Ngày tải lên: 14/08/2014, 18:20

... is that all user-executed code is stored on the local machine (or on a file system accessible to that machine, such as a file server on the machine’s LAN) and executed using processors on that ... regulatory policy is required when industry or legal standards are applicable to your organization This policy discusses the rules that must be followed and outlines the procedures that should be used ... a detailed step-by-step guide on how to implement that specific product, which element of the security policy should you turn to? A Policies B Procedures C Standards D Guidelines 19 While performing

Ngày tải lên: 14/08/2014, 18:20

... WIN32.DLL Review Questions 247 What is the best defensive action that system administrators can take against the threat posed by brand new malicious code objects that exploit known software vulnerabilities? ... a packet that exceeds this maximum Therefore, the smallest packet that might result in a successful attack would be 65,537 bytes 16 D Hostile applets are a type of malicious code that users download ... IDEA C ECC D El Gamal 14 What TCP/IP communications port is utilized by Secure Sockets Layer traffic? A 80 B 220 C 443 D 559 15 What type of cryptographic attack rendered Double DES (2DES) no

Ngày tải lên: 14/08/2014, 18:20

... system is accredited System accreditation is the formal acceptance of a certified configuration The process of certification and accreditation is often an iterative process In the accreditation ... in lower-numbered rings can access more resources and interact with the operating system more directly than those in higher-numbered rings Those processes that run in higher-numbered rings must ... security that sit at the core of any security policy implementation Security models address basic questions such as: What basic entities or operations need security? What is a security principal? What

Ngày tải lên: 14/08/2014, 18:20

... assuring that the cleared data cannot be recovered by any means When media is cleared, unclassified data is ten over specific locations or over the entire media where classified data was stored Often, ... system that includes industry standards C. A proprietary system that uses unpublished protocols D. Any machine that does not run Windows 4. Which best describes a confined process? A. A process that ... time B. A process that can run only during certain times of the day C. A process that can access only certain memory locations D. A process that controls access to an object 5. What is an access

Ngày tải lên: 14/08/2014, 18:20

... by introducing redundancy (either redundant components or completely redundant systems/communications links that rely on different facilities). These same principles apply to whatever infrastructure ... What type of mitigation provision is utilized when redundant communications links are installed? A Hardening systems B Defining systems C Reducing systems D Alternative systems 18 What ... employees to detect an emergency with the steps that should be taken to activate provisions of the BCP that do not automatically activate. These guidelines should include the following:  Immediate

Ngày tải lên: 14/08/2014, 18:20

... Hardware- HOWTO . The Red Hat Hardware Compatibility List is on the Web at www.redhat.com/support/hardware . When choosing hardware for a Red Hat Linux system or installing Red Hat Linux on an ... name recognition within their industry. Red Hat Certified Engineer Program During 1998, Red Hat developed a certification program for Red Hat Certified Engineers (RHCE) called the RHCE program. ... or you may have heard that it is not. You may have heard that the exam is focused on Red Hat Linux and that knowledge of Unix or a Linux distribution other than Red Hat Linux will not help you...

Ngày tải lên: 21/12/2013, 06:17