Table 160 acl setting notes table 161 icmp notes, Ils, see – ZyXEL Communications P-661H Series User Manual

Page 351

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P-661H/HW Series User’s Guide

Appendix J

351

Table 160 ACL Setting Notes

PACKET DIRECTION

DIRECTION

DESCRIPTION

(L to W)

LAN to WAN

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

(W to L)

WAN to LAN

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

(L to L)

LAN to LAN/

ZyXEL Device

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

the ZyXEL Device.

(W to W)

WAN to WAN/

ZyXEL Device

ACL set for packets traveling from the WAN to the WAN

or the ZyXEL Device.

Table 161 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

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

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