Application
Service Provider
|
|
.arpa
|
- The
Address and Routing Parameters Area top level domain, used for
network infrastructure.
|
"assignment"
of a number
|
- "The
process for providing an international numbering resource to an
eligible applicant" (when used in the formal sense as defined
in Section 5.4 of ITU-T Rec. E.190 (05/97)).
|
CC
|
- E.164
Country Code (as specified in ITU-T Recommendation E.164).
|
Client/Server
|
- A
method of splitting software functions, e.g., a PC-based email
client and a network-based email server.
|
"Country"
|
- "a
specific country, a group of countries in an integrated numbering
plan or a specific geographical area" (when used in a formal
sense of an ITU-T Rec. E.164 Country Code)
|
DNS
|
- Domain
Name System.
|
Domain
|
- A
set of host names consisting of a single domain name and all the
domain names below it.
|
Domain name
|
- A
set of labels delimited by "."s.
|
E.164
|
- "The
international public telecommunication numbering plan".
|
E.164 number (for
geographical areas)
|
- An
E.164 number typically consisting of three fields, CC (country
code), NDC (national destination code), and SN (subscriber number).
|
E.190
|
- "Principles
and responsibilities for the management, assignment and reclamation
of E‑Series international numbering resources".
|
E164
Number
|
- A
number from ITU-T Rec E.164 numbering plan which uniquely indicates
a public network termination point.
|
e164.arpa
|
- In
the .arpa domain, the subdomain of ENUM names for E.164 numbers.
|
ENUM
|
- Telephone
Number Mapping - a protocol and an IETF WG.
|
EU
|
- End
User.
|
"Global
Service"
|
-
"a service defined by the ITU-T, provisioned on
the public switched network, ...
to enable the provision of that international service between
two or more countries ... " (when
used in the formal sense as defined in Section 4.14 of ITU-T Rec.
E.164 (05/97)).
|
"Group of
Countries"
|
-
"Several
ITU- or UN-recognised countries
... " (when
used formally in the sense of Draft New Rec. E.164.3 (noting that
this is a "recommendation requiring further
development")).
|
H.323
|
- "Packet
based multimedia communication systems".
|
http
|
- Hypertext
transfer protocol.
|
IAB
|
- Internet
Architecture Board.
|
IANA
|
- Internet
Assigned Numbers Authority.
|
IETF
|
- Internet
Engineering Task Force.
|
in-addr.arpa
|
- In
the .arpa domain, the subdomain for IP addresses (as names) for host
names.
|
IP
|
- Internet
Protocol.
|
ISOC
|
- Internet
Society.
|
ITU-T
|
- International
Telecommunication Union - Telecommunication Standardization Sector.
|
Name
vs. Address vs. Route
|
- A
name identifies an endpoint, an address tells where it is, and a
route tells how to get there.
|
Name
Space
|
- The
structure of the DNS database.
|
Name
Server
|
- A
DNS component that stores information about one zone (or more) of
the DNS name space.
|
NAPTR
|
- Number
Authority Pointer (as used within IETF RFC 2916 to identify possible
urls and numbers that can be returned).
|
"Network"
|
- An
international network providing public correspondence services (when
used in the formal sense as defined in Section 4.17 of ITU-T Rec.
E.164 (05/97)).
|
NP
|
- Number
Portability.
|
"ownership"
vs. "use" of a number
|
- "Numbering
resources ...
are not to be considered "owned" by the assignee.
Assignment of the numbering resource
... confers use
of the resources ...
" (in the formal sense of Principle 5 in ITU-T Rec.
E.190."
|
PSTN
|
- The
Public Switched Telephone Network.
|
QoS
|
- Quality
of Service.
|
Query/Response
|
- A
protocol interaction between a client and a server.
|
Registrar
|
- Entity
which provides direct services to domain name registrants by
processing name registrations.
|
Registry
|
- Entity
which runs the DNS authoritative server for a specific domain.
|
Resolver
|
- The
client-based software that queries a DNS name server and receives
the response.
|
RFC
|
- "Request
For Comments" - the name for an Internet standards- related
specification.
|
Root
|
- The
ultimate ".".
|
Root Server
|
- A
DNS server pointing to all top- level domains.
|
RRs
|
- DNS
Resource Records.
|
Service
Registrar (for ENUM)
|
- Entity
which provides direct services to ENUM registrants and
hosts NAPTR records that contain (service-specific) URIs.
|
SG2
|
- ITU-T
Study Group 2.
|
SIP
|
- Session
Initiation Protocol.
|
SMTP
|
- Simple
Mail Transfer Protocol.
|
TN
|
- Telephone
Number.
|
URI
|
- Uniform
Resource Identifier - a URL is a URI.
|
url
|
- Uniform
Resource Locator
|
VoIP
|
- Voice
over IP.
|
WG
|
- Working
Group.
|
WP1/2
|
- Working
Party 1 of SG 2.
|
“zone”
|
- A
segment of an ENUM domain name (used in the Berlin Liaison Statement
(now RFC 3026) solely for convenience).
|
Zone
|
- In
DNS, a contiguous portion of a domain consisting of names or
delegations. Formally,
a domain name belongs to exactly one (authoritative) zone.
|