Installing and Operating Passport ARN Routers
When you start the ARN for the first time, it completes an initial startup procedure to boot and connect to the network using either a default configuration file or one already customized and available on the network.
You use one of four boot options to complete the initial software startup. Table
Table | Summary of Initial Startup Options | ||
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Boot | Source for | Configuration |
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Option | Image file | File | Description and Requirements |
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Local | Network | The default option. The ARN boots from local flash | |
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| (serial interface | memory, then obtains its configuration file from a remote |
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| only) | workstation that is configured as a Bootstrap Protocol |
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| (BootP) server. The ARN saves the configuration to the |
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| flash memory. |
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| This option requires a |
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| (HDLC) or frame relay serial connection. |
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Netboot* | Local | Local | The ARN locates and obtains at least one startup file from |
| or | or | a remote workstation that is configured as a BootP server. |
| Network | Network | This option requires a communications connection over |
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| an HDLC, frame relay, Ethernet, token ring, or DSU/CSU |
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| interface, and a local console connection. |
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Directed | Local | Local | The ARN obtains at least one startup file from a remote |
Netboot† | or | or | workstation that is configured as a Trivial File Transfer |
| Network | Network | Protocol (TFTP) server. You must specify the IP address |
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| of the TFTP server and the complete path to the startup |
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| files before booting. |
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| This option requires a communications connection over |
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| an HDLC, frame relay, Ethernet, token ring, or DSU/CSU |
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| interface, and a local console connection. |
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Local Boot | Local | Local | The ARN boots from a local software image and generic |
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| startup configuration file. You create a customized |
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| configuration file by running the |
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| This option requires a local console connection and an |
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| installed BayRS flash memory card. If you attempt to local |
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| boot the ARN/DC without the flash memory card inserted, |
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| the router does not operate. |
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* The ARN supports netboot over serial, Ethernet, token ring, and 56/64K DSU/CSU interfaces only.
† The ARN supports directed netboot over serial, Ethernet, token ring, and 56/64K DSU/CSU interfaces only.