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file 126 lines (94 sloc) 2.839 kb
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#
###############################################################################
#
# File: icmp_types
#
# Purpose: This file contains all valid icmp types and corresponding codes as
# defined in RFC 792. If a packet is logged by iptables that does
# not have a valid type and/or code, then an alert will be generated.
#
###############################################################################
#

0 Echo Reply
    0

1 Unassigned

2 Unassigned

3 Destination Unreachable
    0 Net Unreachable
    1 Host Unreachable
    2 Protocol Unreachable
    3 Port Unreachable
    4 Fragmentation Needed and Don't Fragment was Set
    5 Source Route Failed
    6 Destination Network Unknown
    7 Destination Host Unknown
    8 Source Host Isolated
    9 Communication with Destination Network is Administratively Prohibited
    10 Communication with Destination Host is Administratively Prohibited
    11 Destination Network Unreachable for Type of Service
    12 Destination Host Unreachable for Type of Service
    13 Communication Administratively Prohibited
    14 Host Precedence Violation
    15 Precedence cutoff in effect

4 Source Quench
    0

5 Redirect
    0 Redirect Datagram for the Network (or subnet)
    1 Redirect Datagram for the Host
    2 Redirect Datagram for the Type of Service and Network
    3 Redirect Datagram for the Type of Service and Host

6 Alternate Host Address
    0 Alternate Address for Host

7 Unassigned

8 Echo
    0

9 Router Advertisement
    0 Normal router advertisement
    16 Does not route common traffic


10 Router Selection
    0

11 Time Exceeded
    0 Time to Live exceeded in Transit
    1 Fragment Reassembly Time Exceeded

12 Parameter Problem
    0 Pointer indicates the error
    1 Missing a Required Option
    2 Bad Length


13 Timestamp
    0

14 Timestamp Reply
    0

15 Information Request
    0

16 Information Reply
    0

17 Address Mask Request
    0

18 Address Mask Reply
    0

19 Reserved (for Security)

20 Reserved (for Robustness Experiment)
21 Reserved (for Robustness Experiment)
22 Reserved (for Robustness Experiment)
23 Reserved (for Robustness Experiment)
24 Reserved (for Robustness Experiment)
25 Reserved (for Robustness Experiment)
26 Reserved (for Robustness Experiment)
27 Reserved (for Robustness Experiment)
28 Reserved (for Robustness Experiment)
29 Reserved (for Robustness Experiment)

30 Traceroute

31 Datagram Conversion Error

32 Mobile Host Redirect

33 IPv6 Where-Are-You

34 IPv6 I-Am-Here

35 Mobile Registration Request

36 Mobile Registration Reply

39 SKIP

40 Photuris
    0 Bad SPI
    1 Authentication Failed
    2 Decompression Failed
    3 Decryption Failed
    4 Need Authentication
    5 Need Authorization
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