- To Route or Not to Route: A Day in the Life of a Router
- Aug 31, 2011
- A lot goes into the decision process regarding routing, and it happens long before a packet arrives at the router for its turn to be forwarded. In this article, the author takes a close look at a day in the life of the router.
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- What Happens in the VLAN Stays in the VLAN
- Aug 31, 2011
- Discover the secrets of the VLAN and why it is a critical tool in today's networks.
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- Working with Protocol Analyzers and Related Certifications
- Aug 30, 2011
- Ed Tittel, creator of the Exam Cram series, discusses the current network protocol analyzers that any real expert needs to know. Who exactly counts as an "expert?" Ed also sorts out which of the many available certifications are really useful in identifying true masters of protocol analysis.
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- Implementing Cisco Unified Communications Manager, Part 2 (CCNP Voice): Examining Remote-Site Redundancy Options
- Aug 25, 2011
- This chapter provides an overview of the different options with remote-site redundancy in CUCM multisite installations.
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- CCNP Security VPN Cert Guide: Configuring Policies, Inheritance, and Attributes
- Aug 24, 2011
- This chapter looks at the methods available for policy assignment in real-life scenarios and reviews how these policy methods work together if more than one is assigned to a user through the inheritance mode.
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- Creating Custom Signatures with IPS 7.0
- Aug 8, 2011
- In this article, we will take a look at the process of classifying the traffic we want to match, create custom signatures for that purpose (as well as the counter-measures), and verify the custom signatures are working.
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- Protecting Critical Resources with Target Value Ratings (TVRs)
- Aug 8, 2011
- This article dives into customizing Target Value Ratings (TVRs) to provide a better fortress of security for your critical resources in just minutes.
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- CCNP: Troubleshooting EIGRP
- Aug 3, 2011
- In this article, we will examine the art of Troubleshooting EIGRP, a key topic for CCNP certification. This article will begin by reviewing key information we should keep in mind about the protocol or its proper implementation and troubleshooting, and then specific scenarios will be illustrated. The article will also provide specific command guidance and usage.
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- CCNP Security: Security Contexts on the Cisco ASA
- Aug 1, 2011
- Multiple virtual firewalls are possible on the Cisco Adaptive Security Appliance (ASA) thanks to a technology called security contexts. You create multiple security contexts in order to create your multiple virtual firewalls. While not every feature of the Cisco ASA is supported in multiple context mode, most are, and certainly enough power is present now to make this appealing for many, many implementations. This article covers the basics of security contexts on the Cisco ASA.
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- Exam Profile: Cisco CCDA DESIGN (640-864)
- Jul 26, 2011
- This article profiles the Cisco CCDA exam (640-864). Find out what you can expect to see on the exam and how you can better prepare for it.
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- Flexible Netflow Concepts and Configuration
- Jul 22, 2011
- This article takes a look at the typical uses for the Flexible Netflow feature, how it works and how it can be configured into a complete solution.
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- Cisco Network Infrastructure Security: Control Plane Policing Concepts and Configuration
- Jul 21, 2011
- This article takes a looks at control plane policing, examining what it is, how it works and how it can be configured to secure this equipment.
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- SNMP Concepts and Configuration
- Jul 20, 2011
- This article takes a look at some of the basic SNMP concepts, examining how it works and how it can be configured to perform basic functions.
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- CCNP Security IPS 642-627 Official Cert Guide: Network IPS Traffic Analysis Methods, Evasion Possibilities, and Anti-evasive Countermeasures
- Jul 18, 2011
- This chapter covers the various methods used for traffic analysis using a network IPS sensor, the various evasion techniques used by attackers to bypass detection & filtering while understanding the benefits and limitations of each method to assess the risk of evasion, and the various countermeasures, tools, and choosing the best approach based on the methods used by attackers.
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- Exam Profile: CCNP Voice Integrating Cisco Unified Communications Applications v8.0 (642-467)
- Jul 13, 2011
- This article profiles the Cisco CCNP Voice CAPPS 642-467 exam. Find out what you can expect to see on the exam and how you can better prepare for it.
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- Mastering Access Control Lists
- Jul 13, 2011
- This article discusses the various types of Access Control Lists (ACLs), the implicit deny all feature, the importance of order, and assigning ACLs as filters.
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- Quality of Service (QoS) on the Cisco ASA
- Jul 13, 2011
- This article provides a valuable review of QoS in general and then details the exact QoS mechanisms that are currently supported on the Cisco ASA. These capabilities include classification, congestion management, traffic shaping, and traffic policing.
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- Routing Protocol Authentication Concepts and Configuration
- Jul 13, 2011
- This article takes a look at the available routing protocol authentication options for the most often used routing protocols: EIGRP, OSPF, RIP and BGP.
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- Spanning Tree Protocol Concepts and Configuration
- Jul 13, 2011
- This article takes a look at some of the basic STP concepts and reviews the configuration required to deploy STP on a switch.
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- CCNP TSHOOT 642-832 Cert Kit: Sample Video
- Jul 12, 2011
- This sample, from CCNP TSHOOT 642-832 Cert Kit, covers Spanning Tree Troubleshooting.
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