rfc1168.txt:Craig E. Ward:isi:usa:18:jul:1990:UNKNOWN:pdf,postscript:draft-ietf-pppext-ppp-over-aal2:2002-05-02:2002-04-23:0:0:9:0:9:0:2001-2-22:0::2001-2-22:426:2002-12-16:224