diff --git a/man7/hostname.7 b/man7/hostname.7 index 5c9916cac..42981d91c 100644 --- a/man7/hostname.7 +++ b/man7/hostname.7 @@ -41,8 +41,8 @@ hostname \- hostname resolution description .SH DESCRIPTION Hostnames are domains, where a domain is a hierarchical, dot-separated -list of subdomains; for example, the machine "monet", in the "berkeley" -subdomain of the "edu" domain would be represented as "monet.berkeley.edu". +list of subdomains; for example, the machine "monet", in the "example" +subdomain of the "com" domain would be represented as "monet.example.com". Each element of the hostname must be from 1 to 63 characters long and the entire hostname, including the dots, can be at most 253 characters long. @@ -90,9 +90,9 @@ by searching through a list of domains until a match is found. The default search list includes first the local domain, then its parent domains with at least 2 name components (longest first). For example, -in the domain cs.berkeley.edu, the name lithium.cchem will be checked first -as lithium.cchem.cs.berkeley.edu and then as lithium.cchem.berkeley.edu. -lithium.cchem.edu will not be tried, as there is only one component +in the domain cs.example.com, the name lithium.cchem will be checked first +as lithium.cchem.cs.example and then as lithium.cchem.example.com. +lithium.cchem.com will not be tried, as there is only one component remaining from the local domain. The search path can be changed from the default by a system-wide configuration file (see diff --git a/man7/mailaddr.7 b/man7/mailaddr.7 index b8d622163..efee900d9 100644 --- a/man7/mailaddr.7 +++ b/man7/mailaddr.7 @@ -30,8 +30,8 @@ mailaddr \- mail addressing description .SH DESCRIPTION .nh -This manual page gives a brief introduction to SMTP mail addresses, as -used on the Internet. +This manual page gives a brief introduction to SMTP mail addresses, +as used on the Internet. These addresses are in the general format .PP user@domain @@ -39,22 +39,22 @@ These addresses are in the general format where a domain is a hierarchical dot-separated list of subdomains. These examples are valid forms of the same address: .PP - eric@monet.berkeley.edu + john.doe@monet.example.com .br - Eric Allman + John Doe .br - eric@monet.berkeley.edu (Eric Allman) + john.doe@monet.example.com (John Doe) .PP -The domain part ("monet.berkeley.edu") is a mail-accepting domain. +The domain part ("monet.example.com") is a mail-accepting domain. It can be a host and in the past it usually was, but it doesn't have to be. The domain part is not case sensitive. .PP -The local part ("eric") is often a username, but its meaning is -defined by the local software. +The local part ("john.doe") is often a username, +but its meaning is defined by the local software. Sometimes it is case sensitive, although that is unusual. -If you see a local-part that looks like -garbage, it is usually because of a gateway between an internal e-mail +If you see a local-part that looks like garbage, +it is usually because of a gateway between an internal e-mail system and the net, here are some examples: .PP "surname/admd=telemail/c=us/o=hp/prmd=hp"@some.where @@ -69,42 +69,39 @@ system and the net, here are some examples: internal mail system that lacks proper internet support, an UUCP gateway, and the last one is just boring username policy.) .PP -The real-name part ("Eric Allman") can either be placed before +The real-name part ("John Doe") can either be placed before <>, or in () at the end. (Strictly speaking the two aren't the same, but the difference is beyond the scope of this page.) The name may have to be quoted using "", for example, if it contains ".": .PP - "Eric P. Allman" -.SS Abbreviation. + "John Q. Doe" +.SS Abbreviation .PP -Many mail systems let users abbreviate the domain name. +Some mail systems let users abbreviate the domain name. For instance, -users at berkeley.edu may get away with "eric@monet" to send mail to -Eric Allman. +users at example.com may get away with "john.doe@monet" to +send mail to John Doe. .I "This behavior is deprecated." Sometimes it works, but you should not depend on it. -.SS Route-addrs. +.SS Route-addrs .PP In the past, sometimes one had to route a message through several hosts to get it to its final destination. -Addresses which -show these relays are termed "route-addrs". +Addresses which show these relays are termed "route-addrs". These use the syntax: .PP <@hosta,@hostb:user@hostc> .PP -This specifies that the message should be sent to hosta, from there -to hostb, and finally to hostc. -Many hosts disregard route-addrs -and send directly to hostc. +This specifies that the message should be sent to hosta, +from there to hostb, and finally to hostc. +Many hosts disregard route-addrs and send directly to hostc. .PP Route-addrs are very unusual now. -They occur sometimes in old mail -archives. +They occur sometimes in old mail archives. It is generally possible to ignore all but the "user@hostc" part of the address to determine the actual address. -.SS Postmaster. +.SS Postmaster .PP Every site is required to have a user or user alias designated "postmaster" to which problems with the mail system may be @@ -115,12 +112,11 @@ The "postmaster" address is not case sensitive. .br .I ~/.forward .SH SEE ALSO -.BR binmail (1), .BR mail (1), -.BR mconnect (1), .BR aliases (5), .BR forward (5), -.BR sendmail (8), -.BR vrfy (8) +.BR sendmail (8) -RFC\ 2822 (Internet Message Format) +.UR http://www.ietf.org\:/rfc\:/rfc5322.txt +IETF RFC\ 5322 +.UE