start

How to remove “logoff” from the start menu

May 27, 2011

Removing “logoff” from start menu is not a complicated task. If you have the awareness about registry, then you can do this. You might want to remove the “logoff” button from the start menu if you never use it. This involves a registry tweak. Follow the below steps to teach you “logoff” button removel from [...]

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Little about Organizational Units

January 26, 2011

An Overview of Organizational Units (OUs) An organizational unit (OU) is a container that is used to logically organize and group Active Directory objects within domains. OUs are not part of the DNS namespace. They are used to organize Active Directory objects into logical administrative groups. OUs therefore serve as containers in which you can [...]

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NetBEUI

January 24, 2011

NetBIOS, NetBEUI, and SMB are Microsoft Protocols used to support Microsoft Networking. The NetBIOS stack includes SMB, NetBIOS, and NetBEUI which are described in the table below. The following are parts of the Microsoft networking stack: Name Network Layer Description Redirector Application Directs requests for network resources to the appropriate server and makes network resources [...]

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Windows Server 2003 DNS Troubleshooting

January 22, 2011

1) Start Troubleshooting with Ping Can you ping the target machine? a) By IP address. Ping 10.1.0.100 b) By Hostname. Ping BigServer c) By fully qualified domain name. Ping BigServer.guybay.com Examine the replies for clues, for example is the reply BigServer or BigServer.domain.com. Depending on the results from Ping, check the Default Gateway and Subnet [...]

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Little about DNS Queries in Windows Server 2003

January 21, 2011

There are two sides to DNS.  Firstly, registration which adds resource records such as Host (A) into the DNS database.  Secondly there are queries where clients seek those resource records, for example where is BigServer?  Back comes the reply from DNS: BigServer IP = 10.10.55.21. Authoritative DNS Servers The goal of a DNS query is [...]

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How To Configure Conditional Forwarding In Windows Server 2003

January 21, 2011

Configuring Conditional Forwarding Let us begin by discovering where you configure Conditional Forwarding.  Start at the server icon in the DNS snap-in (not the Forward Lookup Zone).  Right click, properties, Forwarders (Tab). Take the scenario where shootemup.com is an associate of your organization.  Moreover, your users are for ever querying their server.  If shootemup.com kindly [...]

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DNS Resource Records in Windows Server 2003

January 21, 2011

It all started with Host records.  In the beginning there were just flat text files with a list of servers and corresponding IP addresses.  When that got cumbersome and a pain to update, a proper database called DNS (Domain Name System) was invented by Paul Mockapetris in 1983. Since then the DNS types of records [...]

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DNS Names in Windows Server 2003

January 21, 2011

Introduction to DNS Names The purpose of DNS is to provide a connection when we type a name.  Now that name could refer to a server, a host, a web site, or a UNC path.  Always remember that computers prefer to use an IP address and that the role of DNS is a database of [...]

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Access list types

January 21, 2011

There are three basic types of IP access lists: standard, extended, and dynamic extended. Standard access lists use source addressing for applying rules and provide very basic forms of filtering. Extended access lists use both source and destination addresses for filtering and even allow filtering by protocol type. This allows a more granular method of [...]

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ISDN Dialer Profiles Configuration On Cisco Router

January 18, 2011

If you are implementing ISDN between two nodes only, you probably do not need to use this procedure. What the dialer profiles do is that it maps a dial string along with username to a certain destination. This way, the router knows what number to dial for different ISDN destinations using the same link. The [...]

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10 importent show commands

January 18, 2011

The ‘show’ commands are the most widely used in Cisco routers. Here is a list of the 10 mostly used of these ‘show’ commands. 1. show running-config This command is your true best friend. It shows the complete configuration that is running currently. Using it you can troubleshoot almost all issues regarding routing, filtering, secure [...]

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How to configure EIGRP on your Cisco router

January 18, 2011

Nots: EIGRP is a Cisco proprietary protocol. So, either all the routers in the Internetwork must be Cisco routers, or the routers should be EIGRP capable. Before starting, if you have not set the bandwidth of the interfaces, set them now. For correct routing decisions, you need to set the bandwidth for the serial interfaces [...]

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Unable to open Hyperlinks in internet explorer

January 15, 2011

If you Unable to open Hyperlinks in internet explorer, Do the following troubleshooting Go to Start / Run Then enter regsvr32 urlmon.dll Click Ok when finished If that single change does not resolve the problem, repeat the process by running the following additional entries: regsvr32  Shdocvw.dll regsvr32  Msjava.dll regsvr32  Actxprxy.dll regsvr32  Oleaut32.dll regsvr32  Mshtml.dll regsvr32  [...]

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