rfc768
rfc791
rfc792
rfc793
rfc821
rfc822
rfc826
rfc854
rfc855
rfc862
rfc863
rfc865
rfc866
rfc867
rfc868
rfc891
rfc894
rfc895
rfc903
rfc907
rfc919
rfc922
rfc950
rfc959
rfc974
rfc1001
rfc1002
rfc1006
rfc1034
rfc1035
rfc1042
rfc1044
rfc1049
rfc1055
rfc1088
rfc1112
rfc1119
rfc1122
rfc1123
rfc1132
rfc1155
rfc1157
rfc1201
rfc1209
rfc1212
rfc1213
rfc1350
rfc1390
rfc1623
rfc1643
rfc1661
rfc1662
rfc1700
rfc1869
rfc1870
rfc1939
rfc2200
