Permanent VC (Virtual Circuit) Settings
Your service provider will supply the Permanent Virtual Circuit (PVC) setting for your basic Internet connection. You can define additional PVCs for services such as telephony or to connect to a managed Virtual Private Network (VPN) if available in your area. Consult your service provider.
Enabled? | Enabled by default. |
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VPI | Supplied by your service provider (reference |
| table appears on page 5). |
VCI | Supplied by your service provider (reference |
| table appears on page 5). |
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Static IP Address | Most providers use dynamic IP addressing; |
| only providers using Bridged or Routed IP |
| Encapsulation can use static IP addresses. If |
| your provider has given you a static IP |
| address, enter it here. |
Subnet Mask | For static IP address users only (see above): |
| Enter the subnet mask of the static IP |
| address given to you by your service provider. |
Virtual Circuits | No. of virtual circuits that can be set up: |
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Note: You must scroll down to the bottom of the page to reach the Virtual Circuit field and select a number from the dropdown list to identify a PVC. The number 0 is reserved for the Basic Setup settings preconfigured for your provider. Be sure to click Save Changes and then Write Settings to Flash and Reboot. Once you have set up multiple PVCs, you can switch between them by selecting a different number from the Virtual Circuit dropdown list and clicking Save Changes and Writing Settings to Flash and Reboot.
ATM
ATM, or Asynchronous Transfer Mode, allows you to change the way in which your data is sent over the Internet.
| ATM Service Category | Default is UBR (Unspecified Bit Rate). CBR |
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| (Constant Bit Rate) is optional. You can only |
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| use CBR if you have arranged to do so with |
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| your provider. |
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| Bandwidth | Default is 0 (which equals UBR). Specifying |
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| bandwidth is only possible with CBR. |
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| Chapter 2: Advanced Setup Options | 17 |
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