ZyXEL Communications ZyWALL 1000 User Manual

Chapter 29 IDP

ZyWALL USG 1000 User’s Guide

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Not all Snort functionality is supported in the ZyWALL.

Flow

flow

Flags

flags

Sequence Number

seq

Ack Number

ack

Window Size

window

Transport Protocol: UDP

(In Snort rule header)

Port

(In Snort rule header)

Transport Protocol: ICMP

Type

itype

Code

icode

ID

icmp_id

Sequence Number

icmp_seq

Payload Options

(Snort rule options)

Payload Size

dsize

Offset (relative to start of payload)

offset

Relative to end of last match

distance

Content

content

Case-insensitive

nocase

Decode as URI

uricontent

Table 138   ZyWALL - Snort Equivalent Terms (continued)