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Obtain diagnostic information about the PPP link
| Use PPP diagnostic tools to obtain output for troubleshooting.
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Obtain debugging information for the PPP link
| Use the pppd debug command to generate output
for troubleshooting.
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Troubleshoot general problems with the network layer
| Identify and fix PPP problems that are network-related by using
a series of checks.
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Troubleshoot general communications problems
| Identify and fix communications problems that affect the PPP
link.
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Troubleshoot configuration problems
| Identify and fix problems in the PPP configuration files.
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Troubleshoot modem-related problems
| Identify and fix modem problems.
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Troubleshoot chat script-related problems
| Identify and fix chat script problems on a dial-out machine.
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Troubleshoot serial-line speed problems
| Identify and fix line–speed problems on a dial-in server.
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Troubleshoot common problems for leased lines
| Identify and fix performance problems on a leased line.
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Troubleshoot problems related to authentication
| Identify and fix problems related to the authentication databases.
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Troubleshoot problem areas for PPPoE
| Use PPP diagnostic tools to obtain output for identifying and
fixing PPPoE problems.
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