ZyXEL Communications ZyWall 10W User Manual page 659

TYPE CODE
2
3
4
5
4
0
5
0
1
2
3
8
0
11
0
1
12
0
13
0
14
0
15
Log Descriptions
Chart S-18 ICMP Notes
Protocol unreachable
Port unreachable
A packet that needed fragmentation was dropped because it was set to Don't
Fragment (DF)
Source route failed
Source Quench
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.
Redirect
Redirect datagrams for the Network
Redirect datagrams for the Host
Redirect datagrams for the Type of Service and Network
Redirect datagrams for the Type of Service and Host
Echo
Echo message
Time Exceeded
Time to live exceeded in transit
Fragment reassembly time exceeded
Parameter Problem
Pointer indicates the error
Timestamp
Timestamp request message
Timestamp Reply
Timestamp reply message
Information Request
ZyWALL Series Internet Security Gateway
DESCRIPTION
S-19