Chapter 26 Logs Screens

 

Table 181 ICMP Notes (continued)

 

TYPE

CODE

DESCRIPTION

 

 

2

Protocol unreachable

 

 

3

Port unreachable

 

 

4

A packet that needed fragmentation was dropped because it was set to Don't

 

 

 

Fragment (DF)

 

 

5

Source route failed

 

4

 

Source Quench

 

 

0

A gateway may discard internet datagrams if it does not have the buffer space

 

 

 

needed to queue the datagrams for output to the next network on the route to

 

 

 

the destination network.

 

 

 

 

 

5

 

Redirect

 

 

0

Redirect datagrams for the Network

 

 

1

Redirect datagrams for the Host

 

 

2

Redirect datagrams for the Type of Service and Network

 

 

3

Redirect datagrams for the Type of Service and Host

 

8

 

Echo

 

 

0

Echo message

 

11

 

Time Exceeded

 

 

0

Time to live exceeded in transit

 

 

1

Fragment reassembly time exceeded

 

12

 

Parameter Problem

 

 

0

Pointer indicates the error

 

13

 

Timestamp

 

 

0

Timestamp request message

 

14

 

Timestamp Reply

 

 

0

Timestamp reply message

 

15

 

Information Request

 

 

0

Information request message

 

16

 

Information Reply

 

 

0

Information reply message

 

507

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