Index

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A

accept function

C language, 165

described 38, 45–47

Java, 185

Perl method, 223–224

Python method, 202

Ruby method, 248–249

Tcl method, 266–267

Acronyms, 433–435

Addresses

address in use error, 89, 149

ARP (Address Resolution Protocol), 20

C language and socket addresses, 163–164

Java and socket addresses, 182–183

Java methods for host information, 192

local, options, 65, 81, 89–90

MAC address, 20

Perl and socket addresses, 220–221

Perl methods for host information, 231

Python and socket addresses, 200

Python methods for host information, 208

Ruby and socket addresses, 245–246

Ruby methods for host information, 254–255

Tcl methods for host information, 270–271

Tcl, and socket addresses 266

wildcard, 43  see also IP address

API functions

BSD API functions, 38, 60

C language, 161–162

endianness of parameters, 146–147

input and output parameters, 152–153

Java, 175–180

Perl, 217–218, 234–235

Python, 197–198, 210–213

Ruby, 239–243

Tcl, 261–262

using return values, 144–146, 152  see also specific functions

Application layer

communication via, 5–6, 12

packet processing in network stack, 13–15

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