PPPOE(8) PPPoE PPPOE(8) " SPDX-License-Identifier: GPL-2.0-or-later (NAME) pppoe - PPPoE (SYNOPSIS) pppd pty 'pppoe [pppoe_options]' [pppd_options] pppoe -A [pppoe_options] (DESCRIPTION) pppoe (user-space) PPPoE ( -- ) . pppoe PPP pppd PPP DSL . (OPTIONS) -I interface -I . eth0 eth1 . pppoe (up) IP . -T timeout -T timeout pppoe . PPP . lcp-echo-interval pppd . PPPoE LCP . -D file_name -D file_name (dump) . . -V -V pppoe . -A -A pppoe PADI PADO . pppd -A . -S service_name . pppoe . . . -C ac_name . pppoe . . -S -C . -U pppoe Host-Uniq . pppoe . pppoe . Host-Uniq PID pppoe . -W value pppoe Host-Uniq Host-Uniq value . . -W -U . -s pppoe (synchronous) PPP . sync pppd . CPU pppoe . (race condition) pppd pppoe . . -m MSS pppoe TCP ( MSS) (clamp) . PPPoE PPPoE . PPPoE . PPPoE -m 1412 MTU . -p file pppoe (PID) . pppoe . -e sess:mac pppoe . sess MAC mac . pppoe-server(8) . -n pppoe . pppoe-server(8) . -k pppoe PADT . -e . -d pppoe . -e . . -f disc:sess -f PPPoE . . PPPoE 8863:8864 . . -h -h . PPPoE (PPPOE BACKGROUND) PPPoE ( -- ) RFC 2516 (bridged) . PPPoE PPP . : (discovery) (session). PADI ( PPPoE) (access concentrators) . PADO ( PPPoE) . PADR ( ) . PADS ( ) . PPP . MTU 1500 PPPoE PPP MTU PPP 1492 . . MTU 1412 . PPP (LCP) PPPoE PADT . . (DESIGN GOALS) PPPoE : o . o (patch) . o . o RFC 2516 . o -- . o . https://dianne.skoll.ca/projects/rp-pppoe . (NOTES) pppd mtu 1492 . pppoe MTU 1412 . . pppoe syslog . debug . (AUTHORS) pppoe Dianne Skoll Luke Stras . pppoe https://dianne.skoll.ca/projects/rp-pppoe . (SEE ALSO) pppd(8), pppoe-sniff(8), pppoe-server(8), pppoe-relay(8) 4th Berkeley Distribution 5 October 2015 PPPOE(8)