Comtech EF Data Vipersat CDM-570L, User Manual

Page: 93 / 146

Appendix
A -
Network Addressing
A-7
IP Addressing
• 16-bit node number
Figure A-4
IP Address Classes A, B, C
Class C
•
192.0.1.x to 223.255.254.x
•
2,097,152 Class Cs exist
•
Can have 254 hosts on each Class C
• 24-bit network number
• 8-bit node number
Class D
• 224.0.0.0 to 239.255.255.255
• Reserved for Multicast (messages sent to many hosts).
Class E
• 240.0.0.0 to 255.255.255.255
• Reserved for experimental use and limited broadcast
CLASS A
CLASS B
CLASS C
2,097,152
16,384
126
Networks
Available
192-223.x.y.z
128-191.x.y.z
1-126.x.y.z
1
st
Octet
Decimal Range
254 110 Class C
65,534 10 Class B
16,777,214 0 Class A
Hosts
Available High-
Order-Bits Address
Class
2,097,152
16,384
126
Networks
Available
192-223.x.y.z
128-191.x.y.z
1-126.x.y.z
1
st
Octet
Decimal Range
254 110 Class C
65,534 10 Class B
16,777,214 0 Class A
Hosts
Available High-
Order-Bits Address
Class