examples/ppp/ppp.conf.sample

203     set log -command +tcp/ip
240     nat port tcp 10.0.0.2:ftp ftp
241     nat port tcp 10.0.0.2:http http
273     set filter alive 6 deny tcp src eq 139         # NetBIOS session service
276     set filter alive 9 deny tcp dst eq 139         # NetBIOS session service
286     set filter dial 4 deny tcp src eq 139          # NetBIOS session service
289     set filter dial 7 deny tcp dst eq 139          # NetBIOS session service
290     set filter dial 8 deny tcp finrst              # Badly closed TCP channels
295     set filter in  0 permit tcp dst eq 113            # ident
296     set filter out 0 permit tcp src eq 113            # ident
297     set filter in  1 permit tcp src eq 23 estab       # telnet
298     set filter out 1 permit tcp dst eq 23             # telnet
299     set filter in  2 permit tcp src eq 21 estab       # ftp
300     set filter out 2 permit tcp dst eq 21             # ftp
301     set filter in  3 permit tcp src eq 20 dst gt 1023 # ftp-data
302     set filter out 3 permit tcp dst eq 20             # ftp-data
341     set filter alive 0 permit tcp
345     set filter dial  0 7      0 0 tcp dst eq http
346     set filter dial  1 7      0 0 tcp dst eq login
347     set filter dial  2 7      0 0 tcp dst eq shell
348     set filter dial  3 7      0 0 tcp dst eq telnet
349     set filter dial  4 7      0 0 tcp dst eq ftp
350     set filter dial  5 7      0 0 tcp dst eq 24
351     set filter dial  6 deny ! 0 0 tcp dst eq 4000
369     set filter out  4 permit 0 0 tcp estab
373     set filter out  5 permit 0 0 tcp dst eq http
374     set filter out  6 permit 0 0 tcp dst eq login
375     set filter out  7 permit 0 0 tcp dst eq shell
376     set filter out  8 permit 0 0 tcp dst eq telnet
377     set filter out  9 permit 0 0 tcp dst eq ftp
378     set filter out 10 permit 0 0 tcp dst eq 24
379     set filter out 11 permit 0 0 tcp dst eq 4000
391     set filter in   4 permit 0/0  0/0  tcp estab
392     set filter in   5 permit 0/0  0/0  tcp src eq 20
511 #  configured to run "ppp -direct tcp-server" when it gets a connection on
514 #    ppp stream tcp nowait root /usr/sbin/ppp ppp -direct tcp-server
518 #    ppp 6671/tcp
525 tcp-client:
531 tcp-server:
541 #    ppp 6671/tcp
557 #    ppploop 6671/tcp # loopback ppp daemon
560 #    ppploop stream tcp nowait root /usr/sbin/ppp ppp -direct inet-loop-in
590 # protocol like tcp) may be: