The Cable Guy - Column Archives

TechNet's The Cable Guy

By The Cable Guy

Enable Connectivity and End-to-End Solutions Using Windows Networking Technologies



  • July 2009 - Support for IPv6 in Windows Server 2008 R2 and Windows 7

    This article from TechNet Magazine describes the new features of IPv6 in the latest versions of Windows, including HomeGroup, DirectAccess, and enhanced support for IPv6 transition technologies.

  • June 2009 - NAP on the Internet

    This article from TechNet Magazine describes how you can use Network Access Protection (NAP) to evaluate and automatically correct system health on managed computers that are roaming on the Internet.

  • May 2009 - DirectAccess and the Thin Edge Network

    This article from TechNet Magazine describes how DirectAccess uses a combination of technologies to provide seamless access to intranet resources and how it allows you to reduce the number of remote access-related servers in your edge network.



  • December 2007 - Network Policy Server

    This article from TechNet Magazine describes the features and enhancements to Network Policy Server (NPS) in Windows Server 2008, the replacement for the Internet Authentication Service (IAS) in Windows Server 2003.

  • November 2007 - Wireless Single Sign-On

    This article from TechNet Magazine describes how Wireless Single Sign On in Windows Vista provides a more seamless logon for users and allows you to configure when to perform wireless network authentication to address domain logon issues and VLAN configurations.

  • October 2007 - The Authenticated Internet Protocol

    This article from TechNet Magazine describes the details of the Authenticated Internet Protocol (AuthIP), an enhanced version of the Internet Key Exchange (IKE) protocol for Internet Protocol security (IPsec)-protected communication.

  • September 2007 - Strong and Weak Host Models

    This article from TechNet Magazine describes how the strong and weak host models for multihomed hosts work for the Next Generation TCP/IP Stack in Windows Vista.

  • August 2007 - IPv6 Autoconfiguration in Windows Vista

    This article from TechNet Magazine describes how Windows Vista performs stateful and stateless address autoconfiguration for LAN and Intra-Site Automatic Tunnel Addressing Protocol (ISATAP) tunneling interfaces.

  • July 2007 - IPv6 Traffic over VPN Connections

    This article from TechNet Magazine describes how IPv6 traffic can be sent over virtual private network (VPN) connections that are established across the IPv4 and IPv6 Internets using Windows Vista, Windows Server 2008, Windows XP, and Windows Server 2003.

  • June 2007 - The Secure Socket Tunneling Protocol

    This article from TechNet Magazine describes how the Secure Socket Tunneling Protocol (SSTP) uses the HyperText Transfer Protocol (HTTP) over secure sockets layer (SSL) for remote access VPN connections across network address translators (NATs), firewalls, and proxy servers.

  • May 2007 - EAPHost in Windows

    This article from TechNet Magazine describes the new architecture in Windows Vista and Windows Server 2008 to support Extensible Authentication Protocol (EAP) supplicants and authentication methods.

  • April 2007 - Wireless Group Policy Settings for Windows Vista

    This article from TechNet Magazine describes the enhanced wireless Group Policy settings that are supported by wireless clients running Windows Vista or Windows Server 2008.

  • March 2007 - The DHCPv6 Protocol

    This article from TechNet Magazine describes how Dynamic Host Configuration Protocol for IPv6 (DHCPv6) can provide IPv6 hosts with stateful addresses or stateless configuration settings.

  • February 2007 - QoS Support in Windows

    This article from TechNet Magazine describes how Quality of Service (QoS) is supported in current and future versions of Microsoft Windows.

  • January 2007 - TCP Receive Window Auto-Tuning

    This article from TechNet Magazine describes how Windows Vista uses TCP Receive Window Auto-Tuning to optimize TCP throughput for received data.





  • December 2003 - Wireless Provisioning Services Overview

    Wireless Provisioning Services (WPS) is designed to simplify, automate, and standardize initial sign-up and subscription renewal so that the user does not have to perform a different set of steps for each wireless provider to which they want to connect. This article describes the infrastructure and process when a wireless client initially connects to a public wireless hotspot that is providing access to the Internet.

  • November 2003 - Windows Peer-to-Peer Networking

    Peer-to-peer networking enables or enhances real-time communications (RTC), collaboration, content distribution, and distributed processing. To address the need for platform-based peer-to-peer networking capabilities, Microsoft has developed and released Windows Peer-to-Peer Networking for Windows XP with SP2 and for Windows XP with Service Pack 1 (SP1) with the Advanced Networking Pack for Windows XP, a free download.

  • October 2003 - Split Tunneling for Concurrent Access to the Internet and an Intranet

    When a Windows-based VPN client makes a VPN connection, it automatically adds a new default route for the VPN connection and modifies the existing default route that points to the Internet to have a higher metric. Adding the new default route means that Internet locations except the IP address of the VPN server are not reachable for the duration of the VPN connection. This article describes how to configure split tunneling, so that both intranet and Internet locations are simultaneously reachable.

  • September 2003 - Default Gateway Behavior for Windows TCP/IP

    Learn how to configure the setting for one or multiple default gateways. The default gateway setting, which creates the default route in the IP routing table, is a critical part of the configuration of a TCP/IP host. Without a default gateway, communication with remote destination is not possible unless additional routes are added to the IP routing table.

  • August 2003 - IP Address Assignment and the Routing and Remote Access Service

    This article describes the IP address assignment behavior of the Routing and Remote Access service when the remote access client is configured to obtain an IP address automatically, when the remote access policies for remote access connections are configured to allow the remote access server to supply an address, and when the dial-in properties of the user account are not configured to use a static IP address.

  • July 2003 - Configuring Wireless Settings Using Windows Server 2003 Group Policy

    To automate the configuration of wireless network settings for Windows XP with SP2, Windows XP with SP1, and Windows Server 2003 wireless client computers, Windows Server 2003 Active Directory domains support a new Wireless Network (IEEE 802.11) Policies Group Policy extension. This new extension allows you to configure wireless network settings that are part of Computer Configuration Group Policy for a domain-based Group Policy object.

  • June 2003 - The Reliable Multicast Protocol Component of Windows Server 2003

    In order to use the Pragmatic General Multicast (PGM) on computers running Windows Server 2003, you must add the Reliable Multicast Protocol component and create PGM-enabled applications.

  • May 2003 - Configuring Access to Services Behind a Network Address Translator (NAT)

    A NAT forwards traffic from the Internet to the private network if a specific mapping exists in the NAT's translation table. However, this behavior creates a connectivity problem when you want to make private network resources available to Internet clients. Learn how to resolve this issue by allowing traffic for services located behind the NAT computer.

  • April 2003 - IPv6 Features in the Advanced Networking Pack for Windows XP

    Windows Peer-to-Peer Networking is a developer platform (which runs exclusively over IPv6) that you can use to create peer-to-peer applications for computers running Windows XP. The enhancements to IPv6 included in the Advanced Networking Pack for Windows XP include: IPv6 Internet Connection Firewall (ICF) and Teredo. Learn more about these features and how they work.

  • March 2003 - Wi-Fi Protected Access (WPA) Overview

    To provide an interim solution to the remaining issues of IEEE 802.11 security and Wired Equivalent Privacy (WEP) encryption, a new interoperable standard known as Wi-Fi Protected Access (WPA) is being made available now from wireless vendors. This article describes the security features of WPA and the changes that need to be made to wireless equipment and wireless client software, including Windows, to support WPA.

  • February 2003 - Network Access Quarantine Control

    A remote access computer can typically access private network resources even when its configuration does not comply with organization network policy. For example, network policies might require the use of an antivirus programs or the disabling of routing on remote access clients. This article describes Windows Server 2003 Network Access Quarantine Control, a new feature that delays normal remote access to a private network until the configuration of the remote access computer has been examined and validated by an administrator-provided script.

  • January 2003 - PPTP Traffic Analysis

    The Point-to-Point Tunneling Protocol (PPTP) is widely used for virtual private network (VPN) connections. This article describes the PPTP control connection and PPTP tunneled data and includes discussions of firewall configuration, Network Address Translator (NAT) editors, and the PPTP connection establishment, maintenance, and termination processes.


  • December 2002 - Microsoft 802.1X Authentication Client

    Microsoft 802.1X Authentication Client is a free download that enables computers running Windows 2000 with Service Pack 3 to use IEEE 802.1X to authenticate network connections (including wireless). This article describes how to install and configure Microsoft 802.1X Authentication Client and obtain certificates. Microsoft 802.1X Authentication Client is included with Windows 2000 Service Pack 4 (SP4).

  • November 2002 - Windows XP Wireless Auto Configuration

    Windows XP Wireless Auto Configuration dynamically connects to wireless networks based on the set of available networks and the set of configured preferred networks. This article describes Wireless Auto Configuration, its user interface, and how it works to automatically connect your wireless computer to the most preferred wireless network.

  • October 2002 - Understanding the IPv6 Routing Table

    Learn about the IPv6 routing table: its structure, the types of entries, and how the route determination process works. Additionally, this article describes an example routing configuration, example IPv6 routing tables, and how the IPv6 protocol determines the next-hop address and interface for various destinations.

  • September 2002 - Manual Configuration for IPv6

    In a few cases, an IPv6 host running Windows Vista, Windows XP, or Windows Server 2003 must be manually configured with IPv6 addresses or to act as routers. This article describes how to manually configure IPv6.

  • August 2002 - IPsec NAT Traversal Overview

    This article examines the problems associated with using IPsec across NATs, how these problems are solved by IPsec NAT-T, and the resulting changes in the Internet Key Exchange (IKE) negotiation for Quick Mode and Main Mode.

  • July 2002 - PEAP with MS-CHAP Version 2 for Secure Password-based Wireless Access

    Secure wireless access for small businesses is obtained through the use of Protected EAP (PEAP) with the Microsoft Challenge-Handshake Authentication Protocol version 2 (MS-CHAP v2) EAP type (known as PEAP with MS-CHAP v2), supported by Windows XP with SP2, Windows XP with SP1, Windows Server 2003, and Windows 2000 SP4.

  • June 2002 - IKE Negotiation for IPsec Security Associations

    To ensure successful and secure communication for IPsec, the Internet Key Exchange (IKE) protocol performs a two-phase negotiation. For the IPsec implementation in Windows 2000 and Windows XP, the two phases are Main Mode and Quick Mode.

  • May 2002 - Microsoft L2TP/IPsec VPN Client

    Microsoft L2TP/IPsec VPN Client supports the use of either certificates or pre-shared keys for IPsec main mode authentication.

  • April 2002 - IEEE 802.1X Authentication for Wireless and Wired Connections

    Learn how Windows supports IEEE 802.1X authentication for LAN-based network adapters, including Ethernet and wireless.

  • March 2002 - IEEE 802.11b Wireless Networking Overview

    Learn about the basic components of wireless networking and how Windows XP provides built-in support for IEEE 802.11b.

  • February 2002 - Overview of IP Multicast

    Windows 2000 supports IP multicast. IP multicast traffic is sent to a single destination IP address but is received and processed by multiple IP hosts, regardless of their location on an IP internetwork.

  • January 2002 - How the Windows XP Network Bridge Works

    Transparently combine multiple LAN segments to form a single network segment using Windows XP's Layer 2 and Layer 3 bridging.