This tutorial will explain How to clear single ARP entry in cisco routers/switches.Some times newtwork engineers need to clear a single arp entry in cisco router/switch
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Problem
My company does not allow YouTube or streaming media. However, there is one video we want our users to view. How do I allow that one video through while denying all other YouTube content?
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Oracle Magazine Contains technology strategy articles, sample code, tips, Oracle and partner news, how to articles for developers and DBAs, and more.
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Oct 272010
If you would like to control administrator access to the ProxySG Management Console and CLI, you can create policy to configure administrator access privileges.
Using policy rules, you can require administrators to identify themselves by entering a username and password and specify whether read-only or read-write access is given. You can make this policy contingent on IP address, user name, group membership (if credentials were required), and many other conditions.
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I only tried this for a Belkin G+MIMO but it should be ok for most router types.
Before you carry on:
Cisco Routers and Switches with L3 routing functions are seen to have problems with High CPU usage when SNMP is enabled. This can range anything from 15% to 40%. According to Cisco, these are low priority processes and other priority processes requiring CPU cycles are given priority over these processes and this level of CPU utilisation can be is normal. However, it is always better to be safe than sorry and get the CPU utilisation caused by SNMP to bare minimum so as to ensure the Routers function smoothly.
