/share/doc/smm/18.net/0.t

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 32.\"	@(#)0.t	8.1 (Berkeley) 6/10/93
 33.\"
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 35\fI\\$1\fP\\$2
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 37.if n .ND
 38.TL
 39Networking Implementation Notes
 40.br
 414.4BSD Edition
 42.AU
 43Samuel J. Leffler, William N. Joy, Robert S. Fabry, and Michael J. Karels
 44.AI
 45Computer Systems Research Group
 46Computer Science Division
 47Department of Electrical Engineering and Computer Science
 48University of California, Berkeley
 49Berkeley, CA  94720
 50.AB
 51.FS
 52* UNIX is a trademark of Bell Laboratories.
 53.FE
 54This report describes the internal structure of the
 55networking facilities developed for the 4.4BSD version
 56of the UNIX* operating system
 57for the VAX\(dg.  These facilities
 58.FS
 59\(dg DEC, VAX, DECnet, and UNIBUS are trademarks of
 60Digital Equipment Corporation.
 61.FE
 62are based on several central abstractions which
 63structure the external (user) view of network communication
 64as well as the internal (system) implementation.
 65.PP
 66The report documents the internal structure of the networking system.
 67The ``Berkeley Software Architecture Manual, 4.4BSD Edition'' (PSD:5)
 68provides a description of the user interface to the networking facilities.
 69.sp
 70.LP
 71Revised June 10, 1993
 72.AE
 73.LP
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 79.\".lt \\n(.lu
 80.\"..
 81.\".ds RH Contents
 82.OH 'Networking Implementation Notes''SMM:18-%'
 83.EH 'SMM:18-%''Networking Implementation Notes'
 84.bp
 85.ce
 86.B "TABLE OF CONTENTS"
 87.LP
 88.sp 1
 89.nf
 90.B "1.  Introduction"
 91.LP
 92.sp .5v
 93.nf
 94.B "2.  Overview"
 95.LP
 96.sp .5v
 97.nf
 98.B "3.  Goals
 99.LP
100.sp .5v
101.nf
102.B "4.  Internal address representation"
103.LP
104.sp .5v
105.nf
106.B "5.  Memory management"
107.LP
108.sp .5v
109.nf
110.B "6.  Internal layering
1116.1.    Socket layer
1126.1.1.    Socket state
1136.1.2.    Socket data queues
1146.1.3.    Socket connection queuing
1156.2.    Protocol layer(s)
1166.3.    Network-interface layer
1176.3.1.    UNIBUS interfaces
118.LP
119.sp .5v
120.nf
121.B "7.  Socket/protocol interface"
122.LP
123.sp .5v
124.nf
125.B "8.  Protocol/protocol interface"
1268.1.     pr_output
1278.2.     pr_input
1288.3.     pr_ctlinput
1298.4.     pr_ctloutput
130.LP
131.sp .5v
132.nf
133.B "9.  Protocol/network-interface interface"
1349.1.     Packet transmission
1359.2.     Packet reception
136.LP
137.sp .5v
138.nf
139.B "10. Gateways and routing issues
14010.1.     Routing tables
14110.2.     Routing table interface
14210.3.     User level routing policies
143.LP
144.sp .5v
145.nf
146.B "11. Raw sockets"
14711.1.     Control blocks
14811.2.     Input processing
14911.3.     Output processing
150.LP
151.sp .5v
152.nf
153.B "12. Buffering and congestion control"
15412.1.     Memory management
15512.2.     Protocol buffering policies
15612.3.     Queue limiting
15712.4.     Packet forwarding
158.LP
159.sp .5v
160.nf
161.B "13. Out of band data"
162.LP
163.sp .5v
164.nf
165.B "14. Trailer protocols"
166.LP
167.sp .5v
168.nf
169.B Acknowledgements
170.LP
171.sp .5v
172.nf
173.B References
174.bp
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