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Practical Linux by Bill Ball, John Ray, Michael Turner, M. Drew Streib

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Checking Your PPP Connection

Most Linux distributions come with a number of commands that you can use to check your PPP connection. Many of these commands are network utilities. You can also look at system logs to diagnose or troubleshoot a bothersome connection.

Checking PPP Connections with the ifconfig Command

Although usually used by network administrators to configure network interfaces, the ifconfig command, found under the /sbin directory, can be used to gather a report on the status of your PPP connection. The ifconfig command lists information about active network interfaces. The first PPP connection started on your system is represented by the ppp0 device. To see the status of your PPP connection, start a PPP session and use the ifconfig ...

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