Linux Kernel Architecture

Mauerer bindex.tex V1 - 09/05/2008 9:44am Page 1317

Index

networks

NAT (Network address translation), 778

natural alignment

C programming, 1202–1203

overview of, 1119

nefilter

activating hook functions, 783

hook functions, 779–781

overview of, 778–779

scanning hook table, 781–783

netlink, 810–816

data structures, 811

message format, 812–813

overview of, 810–811

programming interface, 814–816

protocol family, 811–812

protocol-specific operations, 814

specifying addresses, 811

tracking netlink connections, 813–814

network access layer, 754–768

data structures for network devices,

755–759

high-speed interfaces for packet reception,

763–765

IRQ handlers in packet reception, 765–768

old API and NAPI and, 768

overview of, 754

poll functions in packet reception,

765–766

receiving packets, 760

registering network devices, 759–760

representation of network devices, 755

sending packets, 768

traditional method for packet reception,

760–763

transition from network layer to, 775–776

Network address translation (NAT), 778

network byte order, numeric values and,

739

network cards, 401

network devices

accessing network cards, 401

data structures for, 755–759

registering, 759–760

representation of, 755

network filesystems, 520–521

network information,procfilesystem,

650–651

network layer, 768–785

activating hook functions, 783

defragmentation of packets, 772–773

fragmentation of packets, 776

hook functions, 779–781

hook table, 781–783

IPv4, 769–771

IPv6, 783–785

local delivery to transport layer, 773

netfilter, 778–779

in network reference models, 735–736

overview of, 768–769

packet forwarding, 774–775

receiving packets, 771–772

routing, 777–778

sending packets, 775

transition to network access layer,

775–776

networks, 733–817

application layer.Seeapplication layer

creating sockets, 738–740

Data Management Using Socket Buffers

750–754

datagram sockets, 744–745

echo client, 740–741

echo server, 742–744

kernel communication functions, 808–810

layer model in kernel, 745–747

linked computers, 734

namespaces, 747–749

netlink mechanism.Seenetlink

network access layer.Seenetwork access

layer

network layer.Seenetwork layer

networking from within kernel, 808

overview of, 733–734

socket buffers, 749–750