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Core issueThis issue occurs due to the presence of Cisco bug ID CSCdz53998.Note: A CatOS upgrade from a release that does not support dot1x to a release that does can trigger this problem.ResolutionIn order to resolve this issue, perform these steps:...

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Introduction to Syslog protocol:Syslog is a protocol that allows a machine to send event notification messages across IP networks to event message collectors - also known as Syslog Servers or Syslog Daemons. In other words, a machine or a device can ...

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Core issueWhile trying to authenticate users with Cisco Secure Access Control Server (ACS) for Windows version 3.3, authentication may fail with the Authentication Failed: Proxy failure error message.The error occurs due to incorrect configuration of...

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Core issueThis issue occurs due to the presence of Cisco bug ID CSCec15510.This problem happens when traffic traverses the PIX Firewall, destined for the hosts on the inside network that do not physically exist.ResolutionAs a workaround, perform eith...

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Core issueThis behavior is documented in Cisco bug ID CSCdy58717.TCP/UDP connections do not time out. This prevents translation (xlate) entries from timing out as well. Issue these commands in order to check whether connections do not time out:show c...

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Introduction: Introduction:This document shows an error faced by an user. What is IPSEC? IPsec (Internet Protocol Security) can be defined as a framework with a set of protocols for security at the network layer for data communication. IPsec render t...

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