Concept Guide

Table 82. Suppressed ICMP message types
ICMPv4 message types
Echo reply (0)
All sub types of destination unreachable (3)
Source quench (4)
Redirect (5)
Router advertisement (9)
Router solicitation (10)
Time exceeded (11)
IP header bad (12)
Timestamp request (13)
Timestamp reply (14)
Information request (15)
Information reply (16)
Address mask request (17)
Address mask reply (18)
NOTE: The Dell EMC Networking OS does not suppress the ICMP message type echo request (8).
Table 83. Suppressed ICMPv6 message types
ICMPv6 message types
Destination unreachable (1)
Time exceeded (3)
IPv6 header bad (4)
Echo reply (129)
Who are you request (139)
Who are you reply (140)
Mtrace response (200)
Mtrace messages (201)
NOTE: The Dell EMC Networking OS does not suppress the following ICMPv6 message types:
Security 805