The following statements are for the resolver configuration file,
/etc/resolv.conf
.
-
Function:
-
Defines your resolver's default domain
-
Syntax:
-
domain
domain-name
-
Example:
-
domain corp.hp.com
-
Covered in:
-
Chapter 6,
Configuring Hosts
F.2.2
search (4.8.3 and later versions)
-
Function:
-
Defines your resolver's default domain and search list
-
Syntax:
-
search
default-domain
next-domain-in-search-list
...
last-domain- in-search-list
-
Example:
-
search corp.hp.com pa.itc.hp.com hp.com
-
Covered in:
-
Chapter 6
F.2.3
nameserver
-
Function:
-
Tells your resolver to query a particular name server
-
Syntax:
-
nameserver
IP-address
-
Example:
-
nameserver 15.255.152.4
-
Covered in:
-
Chapter 6
-
Function:
-
Adds a comment to the resolver configuration file
-
Syntax:
-
;
free-format-comment
or
#
free-format-comment
-
Example:
-
# Added parent domain to search list for compatibility with 4.8.3
-
Covered in:
-
Chapter 6
F.2.5
sortlist (4.9.3 and later versions)
-
Function:
-
Specifies network numbers for your resolver to prefer
-
Syntax:
-
sortlist
network-list
-
Example:
-
sortlist 128.32.4.0/255.255.255.0 15.0.0.0
-
Covered in:
-
Chapter 6
F.2.6
options
ndots (4.9.3 and later versions)
-
Function:
-
Specifies the number of dots an argument must have in it so that the resolver will look it up before applying the search list
-
Syntax:
-
options ndots:
number-of-dots
-
Example:
-
options ndots:1
-
Covered in:
-
Chapter 6
F.2.7 options
debug (4.9.3 and later versions)
-
Function:
-
Turns on debugging output in the resolver
-
Syntax:
-
options debug
-
Example:
-
options debug
-
Covered in:
-
Chapter 6