  (ƱPPPݡ)
  ISDN ѤƱ PPP бޤ. Υץȥ Cisco  
  Sun ѤƤޤ. ISDN ³褬Ʊ PPP 򥵥ݡȤƤ
  ʤ,  Y ȤƤ. , εǽѤ, 
  ̤ʥС pppd(ipppd ȸƤФͽǤ)ɬפȤʤ
  . ܤ, Documentation/isdn/README.syncppp 
  Documentation/isdn/syncPPP.FAQ򸫤Ƥ.

