18 300 s ; Auto (think GSS-API)
24 503 ; Already logging in
26 505 d s ; Back-end error
27 506 ; Authentication error
28 508 ; No such authentication mechanism
39 507 ; Data not expected
55 200 s s ; Peer ID and nick are standardized, so they can be here -- the rest have to be extracted manually
110 : ; Nameless notification
111 600 i i s s s ; FN chat
112 601 i i ; FN state change
113 602 i s ; FN name change
116 605 i i ; FN num peers change
117 610 i i s s ; Transfer create
118 611 i i ; Transfer state change
119 612 i s ; Transfer nick change
120 613 i i ; Transfer size change
121 614 i i ; Transfer error update
122 615 i i ; Transfer progress
123 616 i s ; Transfer path change
124 617 i ; Transfer destroy
127 622 i s s s i i i f s
128 : ; Nameless connection