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AT&T AC8200 Installation Guide
Note: this manual also covers the SG8200
Version 5.4
©AT&T Corp. All Rights Reserved
.
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Summary of Contents for AT&T AC8200

  • Page 1 AT&T AC8200 Installation Guide Note: this manual also covers the SG8200 Version 5.4 ©AT&T Corp. All Rights Reserved...
  • Page 2: Table Of Contents

    Option c. Cellular Connection ..................5 Step 2: Establish Local Network Connectivity ................5 Configuring the AT&T AC8200 ......................5 Access the AT&T AC8200 Web Interface ................... 5 Primary Interface Set-up ......................6 Configuring a Static IP Address ..................7 Configuring PPPoE ......................
  • Page 3: Installing The At&T Ac8200

    Basic connectivity is shown in Figure 2. Devices in the local network are connected to one or more of the LAN ports on the rear of the AT&T AC8200; the broadband connection is usually established via the WAN 1 port. An optional dial connection is also possible via the supplied cable.
  • Page 4: Option A. Wired Ethernet Connection

    Connect the supplied phone cable between the port labeled Modem on the AT&T AC8200 and a standard analog phone outlet. The AT&T AC8200 needs basic set-up of the dial interface before it can connect to the Internet to retrieve its configuration. Dial set-up through the AT&T AC8200 web interface is covered later in this guide.
  • Page 5: Option C. Cellular Connection

    Step 2: Establish Local Network Connectivity In most cases, your devices will attach directly to the AT&T AC8200 via one of the 8 VLAN ports via a standard Ethernet cable. One black standard cable is provided. The Local LAN ports are all auto- sensing, so either a straight-through or a crossover cable can be used interchangeably.
  • Page 6: Primary Interface Set-Up

    Click on the Control Panel navigation icon. Click the entry for Network Settings to display the Network Settings sub-menu and click the entry for AT&T AC8200 IP Settings as shown in Figure 3 Figure 3: Network Settings Selection Figure 4 will be displayed where you will be given the opportunity to select your primary connection...
  • Page 7: Configuring A Static Ip Address

    An “Always-On Internet Connection” means that the connection will normally always be available, and the AT&T AC8200 will try to re-establish connectivity if the connection is lost. The other type is for where an Internet connection is only established when required.
  • Page 8: Configuring An Always-On 3G/4G Cellular Connection

    Follow the instructions on the web pages. The AT&T AC8200 may initiate a dial connection as part of set-up in order to determine the best local number to dial.
  • Page 9: 3G/4G Cellular Service Verification

    After completing set up of either mode of 3G/4G connection, it is important to determine that there is adequate signal strength before deciding on a final installed position. Cellular coverage can vary, even over a short distance and a bad placement of the AT&T AC8200 can result in substandard or even non- existent cellular service.
  • Page 10: Administrator Access

    Administrator Access If there is more than one user of your AT&T AC8200, one or more users may be designated as administrators by your IS Department. If your AT&T AC8200 was set up for administrator access, Figure 6 is displayed and you must select your authentication level. You must be a designated administrator to configure or control the AT&T AC8200.
  • Page 11 If user input is required in order to establish the primary VPN connection, provide the requested information and click Connect. The AT&T AC8200 authenticates your credentials and establishes a secure VPN connection to your network. A status screen will be shown similar to Figure 6 until the VPN connection is terminated.
  • Page 12 Figure 8: Example of Logged in Screen...
  • Page 13: Lan Port Configuration

    VLAN support allows segmentation of the 8 Local LAN ports into different logical LANs, each with its own address range, and addressing method (DHCP, DHCP Relay, or static). If your AT&T AC8200 has been configured for VLANs, as part of installation you will need to know which of the 8 Local LAN Ports attach to each network.
  • Page 14 Ethernet ports are assigned to each VLAN. The numbers in the Port column correspond to the numbers printed on the back of the AT&T AC8200. Attach your Local LAN cables to an appropriate port based on designated VLAN. If more than one port has been allocated to a VLAN, any of those ports can be used.
  • Page 15: Hub Mode

    Port Information display as shown in Figure 12 below. In this case, Local LAN equipment can be plugged into any available port on the back of the AT&T AC8200. If you see this page and you think that VLANs SHOULD have been configured, please contact your IS department.
  • Page 16 Figure 12: Local LAN Settings - Ports Version 5.4 © 2012 AT&T Inc. All Rights Reserved #520101-3...

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