ZyWALL 5/35/70 Series User’s Guide

Table 293 ACL Setting Notes (continued)

PACKET DIRECTION

DIRECTION

DESCRIPTION

 

 

 

(L to L/ZW)

LAN to LAN/

ACL set for packets traveling from the LAN to the LAN or

 

ZyWALL

the ZyWALL.

(W to W/ZW)

WAN to WAN/

ACL set for packets traveling from the WAN to the WAN

 

ZyWALL

or the ZyWALL.

(D to D/ZW)

DMZ to DMZ/

ACL set for packets traveling from the DMZ to the DM or

 

ZyWALL

the ZyWALL.

(L to WL)

LAN to WLAN

ACL set for packets traveling from the LAN to the WLAN.

 

 

 

(WL to L)

WLAN to LAN

ACL set for packets traveling from the WLAN to the LAN.

 

 

 

(W to WL)

WAN to WLAN

ACL set for packets traveling from the WAN to the WLAN.

 

 

 

(WL to W)

WLAN to WAN

ACL set for packets traveling from the WLAN to the WAN.

 

 

 

(D to WL)

DMZ to WLAN

ACL set for packets traveling from the DMZ to the WLAN.

 

 

 

(WL to D)

WLAN to DMZ

ACL set for packets traveling from the WLAN to the DMZ.

 

 

 

(WL to WL)

WLAN to WLAN/

ACL set for packets traveling from the WLAN to the

 

ZyWALL

WLAN or the ZyWALL.

Table 294

ICMP Notes

 

 

 

 

TYPE

 

CODE

DESCRIPTION

 

 

 

 

0

 

 

Echo Reply

 

 

0

Echo reply message

3

 

 

Destination Unreachable

 

 

0

Net unreachable

 

 

1

Host unreachable

 

 

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

785

Appendix S Log Descriptions