Table 197: DHCP/BOOTP Options: Application and Service Parameters
Code Value
|
Data Length
(bytes)
|
Name
and Description
|
40
|
Variable
|
Network Information Service
Domain: Specifies the client's NIS domain. Contrast to option
#64.
|
41
|
Variable
(Multiple of 4)
|
Network
Information Servers: Specifies a list of IP addresses of NIS
servers the client may use. Servers are listed in the order of preference
for the client to use. Contrast to option #65.
|
42
|
Variable (Multiple
of 4)
|
Network Time Protocol Servers:
Specifies a list of IP addresses of Network
Time Protocol servers the client may use.
Servers are listed in the order of preference for the client to use.
|
43
|
Variable
|
Vendor
Specific Information: Allows an arbitrary set of vendor-specific
information to be included as a single option within a DHCP or BOOTP
message. This information is structured using the same format as the
Options or Vend field itself, except that it does not start with a magic
cookie. See the end of the
previous topic for more details.
|
44
|
Variable (Multiple
of 4)
|
NetBIOS Over TCP/IP Name
Servers: Specifies a list of IP addresses of NetBIOS
name servers (per RFC 1001/1002) that the client may use. Servers are
listed in the order of preference for the client to use.
|
45
|
Variable
(Multiple of 4)
|
NetBIOS
Over TCP/IP Datagram Distribution Servers: Specifies a list
of IP addresses of NetBIOS datagram distribution servers (per RFC 1001/1002)
that the client may use. Servers are listed in the order of preference
for the client to use.
|
46
|
1
|
|
47
|
Variable
|
NetBIOS
Over TCP/IP Scope: Specifies the NetBIOS
over TCP/IP scope parameter for the client.
|
48
|
Variable (Multiple
of 4)
|
X Window System Font Servers:
Specifies a list of IP addresses of X Window System Font servers that
the client may use. Servers are listed in the order of preference for
the client to use.
|
49
|
Variable
(Multiple of 4)
|
X Window
System Display Manager: Specifies a list of IP addresses of
systems running the X Window System Display Manager that the client
may use. Addresses are listed in the order of preference for the client
to use.
|
64
|
Variable
|
Network Information Service+
Domain: Specifies the client's NIS+ domain. Contrast to option
#40.
|
65
|
Variable
(Multiple of 4)
|
Network
Information Service+ Servers: Specifies a list of IP addresses
of NIS+ servers the client may use. Servers are listed in the order
of preference for the client to use. Contrast to option #41.
|
68
|
Variable (Multiple
of 4)
|
Mobile IP Home Agent:
Specifies a list of IP addresses of home
agents that the client can use in Mobile
IP. Agents are listed in the order of
preference for the client to use; normally a single agent is specified.
|
69
|
Variable
(Multiple of 4)
|
Simple
Mail Transport Protocol (SMTP) Servers: Specifies a list of
IP addresses of SMTP
servers the client may use. Servers are listed in the order of preference
for the client to use.
|
70
|
Variable (Multiple
of 4)
|
Post Office Protocol (POP3)
Servers: Specifies a list of IP addresses of POP3
servers the client may use. Servers are listed in the order of preference
for the client to use.
|
71
|
Variable
(Multiple of 4)
|
Network
News Transfer Protocol (NNTP) Servers: Specifies a list of IP
addresses of NNTP
servers the client may use. Servers are listed in the order of preference
for the client to use.
|
72
|
Variable (Multiple
of 4)
|
Default World Wide Web
(WWW) Servers: Specifies a list of IP addresses of World
Wide Web (HTTP) servers the client may
use. Servers are listed in the order of preference for the client to
use.
|
73
|
Variable
(Multiple of 4)
|
Default
Finger Servers: Specifies a list of IP addresses of Finger servers
the client may use. Servers are listed in the order of preference for
the client to use.
|
74
|
Variable (Multiple
of 4)
|
Default Internet Relay
Chat (IRC) Servers: Specifies a list of IP addresses of Internet
Relay Chat (IRC) servers the client may
use. Servers are listed in the order of preference for the client to
use.
|
75
|
Variable
(Multiple of 4)
|
StreetTalk
Servers: Specifies a list of IP addresses of StreetTalk servers
the client may use. Servers are listed in the order of preference for
the client to use.
|
76
|
Variable (Multiple
of 4)
|
StreetTalk Directory Assistance
(STDA) Servers: Specifies a list of IP addresses of STDA servers
the client may use. Servers are listed in the order of preference for
the client to use.
|