Ip Parameter Basics; Ip Address (Version 4) - Hirschmann MACH 4000 User Manual

Entering the IP Parameters

2.1 IP Parameter Basics

2.1.1 IP address (version 4)

The IP addresses consist of 4 bytes. These 4 bytes are written in decimal no-
tation, separated by a decimal point.
Since 1992, five classes of IP address have been defined in the RFC 1340.
Class Network ad-
dress
A 1 byte
B 2 bytes
C 3 bytes
D
E
Table 2: IP address classes
The network address is the fixed part of the IP address. The worldwide lead-
ing regulatory board for assigning network addresses is the IANA (Internet
Assigned Numbers Authority). If you require an IP address block, contact
your Internet service provider. Internet service providers should contact their
local higher-level organization:
APNIC (Asia Pacific Network Information Center) - Asia/Pacific Region
ARIN (American Registry for Internet Numbers) - Americas and Sub-Sa-
hara Africa
LACNIC (Regional Latin-American and Caribbean IP Address Registry) –
Latin America and some Caribbean Islands
RIPE NCC (Réseaux IP Européens) - Europe and Surrounding Regions
Basic - L3P
Release 4.0 11/07
Host address Address range
3 bytes 1.0.0.0 to 126.255.255.255
2 bytes 128.0.0.0 to 191.255.255.255
1 byte 192.0.0.0 to 223.255.255.255
224.0.0.0 to 239.255.255.255
240.0.0.0 to 255.255.255.255
2.1 IP Parameter Basics
3