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Troubleshooting Multiarea OSPF Issues

After completing this topic, you should be able to identify potential causes of OSPF neighbor issues.

Dynamic Trunking Protocol (DTP) Configuration

After completing this topic, you should be able to recognize the characteristics of Dynamic Trunking Protocol (DTP).

CUC Manager Express Call Flows and Call Legs

Identify how Cisco Unified Communications Manager Express call flows and call legs use dial peers.

Network Address Translation

Providing Internet access by configuring network address translation (NAT) in your Internet router. Port address translation (PAT) explained.

Troubleshooting Switch Issues

Using Cisco IOS command-line interface to identify the common issues and problems in networking

Developing an Optimum Design for Layer 2

Typical causes of network congestion. Presenting the bridge and the switch as alternative options to alleviate those issues.

Latest security threats

Fri, 16 Aug 2019 20:11:41 PDT

Cisco Nexus 9000 Series ACI Mode Switch Software Link Layer Discovery Protocol Buffer Overflow Vulnerability

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Fri, 16 Aug 2019 16:00:00 PDT

Cisco Firepower Threat Defense Software HTTP Filtering Bypass Vulnerability

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Fri, 16 Aug 2019 16:00:00 PDT

Cisco Firepower Threat Defense Software Stream Reassembly Bypass Vulnerability

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Fri, 16 Aug 2019 16:00:00 PDT

Cisco Firepower Threat Defense Software NULL Character Obfuscation Detection Bypass Vulnerability

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Fri, 16 Aug 2019 16:00:00 PDT

Cisco Firepower Threat Defense Software Nonstandard Protocol Detection Bypass Vulnerability

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Tue, 13 Aug 2019 17:00:00 PDT

Key Negotiation of Bluetooth Vulnerability

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