security study guide second edition

... Table of Contents All−in−One Cisco CCIE Lab Study Guide, Second Edition Chapter 1: Take the Lab Once and Pass Overview ... MPLS .865 Conclusion 867 xxviii All−in−One Cisco CCIE Lab Study Guide, Second Edition Stephen Hutnik & Michael Satterlee Osborne/McGraw−Hill 2600 Tenth Street Berkeley, ... International Contact Information page immediately following the index of this book This study/ training guide and/or material is not sponsored by, endorsed by or affiliated with Cisco Systems,...

Ngày tải lên: 14/03/2014, 15:12

... idle timer is set to 30 seconds This value is set by the dialer idle−timeout 30 statement in the configuration for RouterA It tells the router to disconnect a call 30 seconds after the last interesting ... disconnected from 98991000 RouterB, call lasted 55 seconds %ISDN−6−DISCONNECT: Interface BRI0/0:2 disconnected from 98991000 RouterB, call lasted 51 seconds ISDN BR0/0: TX −> DISCONNECT pd = callref ... disconnected from 8995201 RouterB, call lasted 94 seconds %ISDN−6−DISCONNECT: Interface BRI0/0:2 disconnected from 8995201 RouterB, call lasted 91 seconds ISDN BR0/0: TX −> DISCONNECT pd = callref...

Ngày tải lên: 14/08/2014, 13:20

... Identification D(on't) F(ragment) M(ore) F(ragments) Fragment Offset (in octets) Time To Live (in seconds) Protocol Header Checksum Class C Source IP Address Source Net ID Source Host ID Source ... 192.1.1.3 Type escape sequence to abort Sending 5, 100−byte ICMP Echos to 192.1.1.3, timeout is seconds: *Mar 00:52:56: Serial0/0:Encaps *Mar 00:52:58: Serial0/0:Encaps *Mar 00:53:00: Serial0/0:Encaps ... far−end router Type escape sequence to abort Sending 5, 100−byte ICMP Echos to 192.1.1.1, timeout is seconds: Serial0/0:Encaps failed−−no map Serial0/0:Encaps failed−−no map Serial0/0:Encaps failed−−no...

Ngày tải lên: 14/08/2014, 13:20

... of the secondary address, the networks are no longer discontiguous Figure 6−12: Secondary address is used to support discontiguous networks This configuration will demonstrate the use of secondary ... RouterA#show ip protocols Routing Protocol is "rip" Sending updates every seconds, next due in seconds Invalid after 15 seconds, hold down 15, flushed after 30 Outgoing update filter list for all ... The update timer sets the rate in seconds at which routing updates are sent The default is 90 seconds invalid: The invalid timer sets the interval of time in seconds after which a route is declared...

Ngày tải lên: 14/08/2014, 13:20

... networks the default is seconds ip hold−time eigrp: This interface configuration command sets the holdtime in seconds for an EIGRP process The default holdtime is 180 seconds for low−speed (any ... hello interval will be changed from the default of seconds to 10 seconds The holdtime will be set to three times the hello interval, or 30 seconds RouterA will be connected to RouterB via a serial ... This interface configuration command sets the hello interval in seconds for the EIGRP routing process The default hello timer is 60 seconds for low−speed (any network T1 or slower) nonbroadcast...

Ngày tải lên: 14/08/2014, 13:20

Ngày tải lên: 14/08/2014, 13:20

... 00−e0−1e−5b−27−62 Port security can be disabled with the set port security 5/12 disable command Console> (enable) set port security 5/12 enable 00−e0−1e−5b−27−62 Port 5/12 port security enabled with ... Last Accessed Time −−−−−−−−−−−−−−−−−− 05/25/99,14:25:50 Type −−−−− Telnet {set port security} The set port security command is used to define what MAC addresses are allowed to send traffic into ... The drawback to this is that you only have 30 seconds to gain entry to the switch and change the passwords Changing both system passwords in only 30 seconds can be difficult One way around this...

Ngày tải lên: 14/08/2014, 13:20

... networks IPSec protocols offer security services at the IP layer through Authentication Header (AH) and the Encapsulating Security Payload (ESP) protocols These security services include access ... −−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−− || Encapsulating Security Payload (ESP) Encapsulating Security Payload (ESP) provides payload encryption at the IP packet layer It ... stations to provide security directly (transport mode) The advantage of this is it has no impact on the network The network design, topology, and routing have no impact on the security services...

Ngày tải lên: 14/08/2014, 13:20

... 255.255.255.0 secondary ip address 10.1.1.2 255.255.255.0 secondary ip address 10.1.1.3 255.255.255.0 secondary → Secondary IP addresses are used as test points ip address 10.1.1.4 255.255.255.0 secondary ... 255.255.255.0 secondary ip address 10.1.1.2 255.255.255.0 secondary ip address 10.1.1.3 255.255.255.0 secondary → Secondary IP addresses are used as test points ip address 10.1.1.4 255.255.255.0 secondary ... Sending CDP packets every 60 seconds Holdtime is 180 seconds Serial0/0 is up, line protocol is up Encapsulation PPP Sending CDP packets every 60 seconds Holdtime is 180 seconds Serial0/1 is administratively...

Ngày tải lên: 14/08/2014, 13:21

... ZIP resends queries every 10 seconds RTMP updates are sent every 10 seconds RTMP entries are considered BAD after 20 seconds RTMP entries are discarded after 60 seconds AARP probe retransmit ... that our RTMP routing protocol will send an update every 10 seconds, mark a route as bad after 20 seconds, and discard a route after 60 seconds RouterA#show appletalk globals AppleTalk global information: ... primary network, c − Connected secondary network Static, F − Floating static, L − Local (internal), W − IPXWAN RIP, E − EIGRP, N − NLSP, X − External, A − Aggregate seconds, u − uses Total IPX routes...

Ngày tải lên: 14/08/2014, 13:21

... CCNP CIT Exam Certification Guide, Second Edition is a complete study tool for the CCNP CIT exam, allowing you to assess your knowledge, identify areas to concentrate your study, and master key concepts ... 0813x.book Page ii Wednesday, October 22, 2003 2:48 PM ii CCNP CIT Exam Certification Guide Second Edition Amir S Ranjbar, MSc., CCIE No 8669 Copyright© 2004 Cisco Systems, Inc Published by: ... audience of networking professionals Cisco Press will present study guides on existing and future exams through these Exam Certification Guides to help achieve Cisco Internet Learning Solutions Group’s...

Ngày tải lên: 26/10/2013, 23:15

... Practices Security Management for Employees Security Roles Policies, Standards, Baselines, Guidelines, and Procedures Security Policies Security Standards, Baselines, and Guidelines Security Procedures ... Miscellaneous Security Control Characteristics Transparency Verifying Integrity Transmission Mechanisms Managing E-Mail Security E-Mail Security Goals Understanding E-Mail Security Issues E-Mail Security ... The CISSP: Certified Information Systems Security Professional Study Guide, 2nd Edition offers you a solid foundation for the Certified Information Systems Security Professional (CISSP) exam By...

Ngày tải lên: 14/08/2014, 18:20

... patches or making specific configuration or security setting changes to improve or impose security A vulnerability scanner is only as useful as its database of security issues Thus, the database must ... recommendations on improving system security Penetration testing is a useful mechanism for testing the strength and effectiveness of deployed security measures and an organization’s security policy Be sure ... and how they are relevant to security This domain is discussed in this chapter and in Chapter 4, “Communications Security and Countermeasures.” Be sure to read and study the materials in both...

Ngày tải lên: 14/08/2014, 18:20

... or attached to messages As with any aspect of IT security, e-mail security begins in a security policy approved by upper management Within the security policy, several issues must be addressed: ... personnel use Security Boundaries A security boundary is the line of intersection between any two areas, subnets, or environments that have different security requirements or needs A security boundary ... between classifications is a security boundary Security boundaries also exist between the physical environment and the logical environment To provide logical security, security mechanisms that are...

Ngày tải lên: 14/08/2014, 18:20

... attacks, and security practitioners must ensure that adequate access controls and other security measures are in place to safeguard this data Second, data mining can actually be used as a security ... of Defense Know the differences between compartmented security mode, dedicated security mode, multilevel security mode, and system-high security mode Understand the different types of classified ... sections discuss a variety of specific security issues of concern to database developers and administrators Multilevel Security As you learned in Chapter 5, Security Management Concepts and Principles,”...

Ngày tải lên: 14/08/2014, 18:20

... venture known as RSA Security to develop mainstream implementations of their security technology Today, the RSA algorithm forms the security backbone of a large number of well-known security infrastructures ... the security of the algorithm by opening them to public scrutiny Widespread analysis of algorithms by the computer security community allows practitioners to discover and correct potential security ... hashing algorithms Cryptographic Keys In the early days of security, one of the predominant principles was security through obscurity.” Security professionals felt that the best way to keep an...

Ngày tải lên: 14/08/2014, 18:20

... works) Security Models A security model provides a framework inside which one can implement a security policy Where a security policy is an abstract statement of security intentions, a security ... information Security policies that prevent information flow from higher security levels to lower security levels are called multilevel security policies As a system is developed, the security policy ... requested A security mode describes the conditions under which a system runs Four such modes are recognized: dedicated security, system-high security, compartmented security, and multilevel security...

Ngày tải lên: 14/08/2014, 18:20

... monitor D Security kernel 390 Chapter 12 Principles of Security Models 12 What is the best definition of a security model? A A security model states policies an organization must follow B A security ... directive control is a security tool used to guide the security implementation of an organization Examples of directive controls include security policies, standards, guidelines, procedures, ... included in your security policy and subsequent formalized security structure documentation (i.e., standards, guidelines, and procedures) The topics of antivirus management and operations security are...

Ngày tải lên: 14/08/2014, 18:20

... discussed in Chapter 16’s coverage of that topic Summary 465 Emergency Response Guidelines The emergency response guidelines outline the organizational and individual responsibilities for immediate ... provisions of the BCP that not automatically activate These guidelines should include the following: Immediate response procedures (security procedures, fire suppression procedures, notification ... impact of a bombing is much more difficult and relies upon physical security measures such as those discussed in Chapter 19, “Physical Security Requirements.” Acts of Terrorism Since the terrorist...

Ngày tải lên: 14/08/2014, 18:20