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Index: C

C configuration command

5.3.5. Class Macros
12.1.1. Declaring a Class
12.1.6. Add Class w to client.cf
14.6. Trusted User
32.1. Class Configuration Commands
32.1.1. The C Class Command

c flag : 30.8. Alphabetized F= Flags

C flag

30.7. Pitfalls
30.8. Alphabetized F= Flags

C line (qf file) : 23.9. The qf File Internals

$c macro : 31.10. Alphabetized Reference

$C macro : 31.10. Alphabetized Reference

c option : (see HoldExpensive (c) option)

C option : (see CheckpointInterval (C) option)

.C rule-testing command : 38.2.2. Add to a Class with .C

-c switch : 36.7. Alphabetized Reference

-C switch

5.2. The Minimal File
15.2. The Real Queue Directory
36.7. Alphabetized Reference

C= equate : 30.4. The Equates

caching

MX records : 21.3.6. Caching MX Records
servers : 21.1. Overview

/canon rule-testing command : 38.5.1. Canonify a Host with /canon

canonical name : 7.3.1. The hostname

determining with DNS : 21.2.1. Determine the Local Canonical Name
host : 31.10. Alphabetized Reference
local : (see $j macro)

canonicalization

17.2.1. Is the Host Local?

38.5.1. Canonify a Host with /canon

$[ and $] operators and

19.6. Alphabetized m4 Macros
21.2.4. The $[ and $] Operators
28.6.6. Canonicalize Hostname: $[ and $]
33.4.3. $[ and $]: A Special Case

nocanonify feature : 19.6. Alphabetized m4 Macros

capitalization

aliases : 3.1.1. The Aliases File

database keys

33.2.1.2. -f don't fold uppercase to lowercase
33.3.4.3. -f don't fold keys to lowercase (V8.1 and above)

hostnames : 30.8. Alphabetized F= Flags

macro names and : 7.2. Defining Macros

usernames : 30.8. Alphabetized F= Flags

carbon copies : 35.10. Alphabetized Reference

case : (see capitalization)

category data, DSN delivery : 30.5.2.1. The $@ dsn part

"Cc:" header line : 35.10. Alphabetized Reference

cf directory : 16.1. The cf/cf Directory

_CF_DIR_ macro : 19.2.1. Maintain local files with _CF_DIR_

character set : 30.4. The Equates

character-type arguments : 34.5. Option Argument Types

check_compat rule set : 29.10.4. The check_compat Rule Set

check_mail rule set

20.2.6. Reject Mail from Spamming or Mail-bombing Sites
29.10.1. The check_mail Rule Set

check_rcpt rule set : 29.10.2. The check_rcpt Rule Set

check_relay rule set : 29.10.3. The check_relay Rule Set

CheckAliases (n) option

24.5.2. Check the Right Side of Aliases
34.8. Alphabetized Reference

checkcompat() : 20. The checkcompat() Cookbook

subroutines for : 20.3. Alphabetized V8.8 Subroutines

checking : (see testing)

CheckpointInterval (C) option : 34.8. Alphabetized Reference

child, sendmail : 30.6.2. The Child

class command : 12.1. The Class Command

class macros

5.3.5. Class Macros
12. Class
32. Class Macros
m4 and : 32.3. Class with m4

class= equate (syslog output) : 26.1.3.1. class= the queue class

classes

adding to : 38.2.2. Add to a Class with .C
database : 33.8. Alphabetized Reference
declaring : 32.1. Class Configuration Commands
looking up words in : 20.3. Alphabetized V8.8 Subroutines
name hashing algorithm : 32.2.4. Class Name Hashing Algorithm
storing in files : 12.2. The File Form of Class

ClassFactor (z) option : 34.8. Alphabetized Reference

client.cf : A. The client.cf File

${client_addr} macro : 31.10. Alphabetized Reference

${client_name} macro : 31.10. Alphabetized Reference

CNAME records

21.3.2. MX to CNAME Causes Extra Lookups
34.8. Alphabetized Reference

codes : (see numbers)

colon (:) : 34.8. Alphabetized Reference

ColonOkInAddr option : 34.8. Alphabetized Reference

columns, database key

33.3.4.4. -k specify column for key (V8.7 and above)
33.3.4.11. -v specify the value's column (V8.7 and above)

command line : 4. How to Run sendmail

processing : 36.4. Processing the Command Line
troubleshooting : 36.6. Pitfalls

commands

configuration

5.1. Overview
27.1. Overall Syntax

incorrect usage error : 36.5.10. EX_USAGE A Command Was Used Incorrectly

comments

5.2.2. Comments

6.3.2. Adding Comments

in header fields : 35.3.4. Comments in the Header Field

in :include: lists : 25.2.1. Comments in :include: Lists

in m4 files : 19.5. Pitfalls

in rule definitions : 8.4. Rules

in sendmail.cf file

3.1. Role in the Filesystem
5.1. Overview
27.2. Comments

stripping from headers : 30.8. Alphabetized F= Flags

"Comments:" header line : 35.10. Alphabetized Reference

compatibility between sendmail versions

5.2.1. Version
27.5. The V Configuration Command
D.2. Backward Compatibility

compiling db library package : C.3. Compile and Install

compiling sendmail : 2.5. Build

enabling databases : 33.1. Enable at Compile Time
macros for : 18.8. Alphabetized Reference
vendor copies versus : 18.2. Vendor Versus Compiling

completion, command option : 34.1.2.1. Multicharacter name shorthand

conditionals : (see macro conditionals)

conf.c file

18.3.3. What to Tune
35.5. Header Behavior in conf.c

conf.h file : 18.3.3. What to Tune

configuration commands

5.1. Overview
27.1. Overall Syntax

configuration file : (see sendmail.cf configuration file)

configuring

hub : 15.4. Hub Accepts Mail for Client

sendmail

2.4. Preliminaries
18.6. Install sendmail
19.6. Alphabetized m4 Macros

connection cache

26.3.3.2. -- connection cache: --
34.6.5. Connection Caching

"Connection timed out" message : 4.2. Verbose (-v)

ConnectionCacheSize (k) option : 34.8. Alphabetized Reference

ConnectionCacheTimeout (K) option : 34.8. Alphabetized Reference

ConnectionRateThrottle option : 34.8. Alphabetized Reference

"Content-Length:" header line

35.10. Alphabetized Reference
D. Sun Enhancements

"Content-Transfer-Encoding:" header line : 35.10. Alphabetized Reference

"Content-Type:" header line

30.4. The Equates
32.5. Alphabetized Reference
34.8. Alphabetized Reference
35.10. Alphabetized Reference

continuation lines : 27.4. Continuation Lines

control characters : 23.3.4. Unknown Control Character in qf File

control headers : 35.6.4. Identification and Control Headers

converting

Japanese font conversion : 36.7. Alphabetized Reference
macro names to integers : 20.3. Alphabetized V8.8 Subroutines

copying

bounced messages to postmaster : 22.8.3.4. The PostmasterCopy option
messages to postmaster : 24.4.1. The Postmaster Alias
qf file temporarily : 23.2.6. The Temporary qf Rewrite Image: tf

cost : (see preference)

"could not exec" error : 26.3.2. SIGHUP Restart

cron program, statistics and : 26.2.3. Using cron for Daily and Weekly Statistics

curly braces {}

5.3.2. Macros
5.3.5. Class Macros
7.1. Overview

current

date : (see $d macro)
time and date : (see $b macro)

customizing sendmail temporarily : 19.6. Alphabetized m4 Macros

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