Reference Guide

IPv4 Addressing | 455
24
IPv4 Addressing
IPv4 Addressing is supported on platforms c e s
IPv4 addressing is supported on the E-Series ExaScale platform with FTOS 8.1.1.0 and later.
FTOS supports various IP addressing features. This chapter explains the basics of Domain Name Service
(DNS), Address Resolution Protocol (ARP), and routing principles and their implementation in FTOS.
• IP Addresses
• Directed Broadcast
• Resolution of Host Names
• ARP
• ICMP
• UDP Helper
Table 24-1, "IP Defaults," in IPv4 Addressing lists the defaults for the IP addressing features described in
this chapter.
Table 24-1. IP Defaults
IP Feature Default
DNS Disabled
Directed Broadcast Disabled
Proxy ARP Enabled
ICMP Unreachable Disabled
ICMP Redirect Disabled