pppoe-sniff
Capture PPPoE packets for debugging
TLDR
Sniff PPPoE traffic
$ pppoe-sniff -I [eth0]
Verbose output$ pppoe-sniff -I [eth0] -V
SYNOPSIS
pppoe-sniff [options]
DESCRIPTION
pppoe-sniff captures and displays PPPoE discovery and session packets on a network interface for diagnostic purposes. It shows PADI, PADO, PADR, PADS, and PADT packets exchanged between PPPoE clients and access concentrators.
This tool is useful for troubleshooting PPPoE connection failures by verifying that discovery packets are being sent and responses received. The verbose mode provides additional detail about packet contents.
PARAMETERS
-I INTERFACE
Network interface.-V
Verbose output.
CAVEATS
Requires root privileges. Debugging tool only.
HISTORY
pppoe-sniff provides PPPoE traffic analysis for troubleshooting.
SEE ALSO
pppoe(8), pppoe-discovery(8), tcpdump(1)