Installation guide

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Device Manager Guide, Cisco ACE 4700 Series Application Control Engine Appliance
OL-26645-02
Chapter 12 Configuring Traffic Policies
Configuring Rules and Actions for Policy Maps
Match Condition A match condition is used for this traffic policy.
Match Condition Name Enter a name for this match condition. Valid entries are unquoted text strings
with no spaces and a maximum of 64 alphanumeric characters.
Match Condition Type Layer 4 Payload Layer 4 payload data is used for the network matching
criteria.
1. In the Layer 4 Payload RegexMatch Condition field,
enter a Layer 4 payload expression that is contained
within the TCP or UDP entity body. Valid entries are
strings containing 1 to 255 alphanumeric characters.
Table 12-33 lists the supported characters that you can
use for matching string expressions.
2. In the Layer 4 Payload Offset field, enter the absolute
offset in the data where the Layer 4 payload expression
search string starts. The offset starts at the first byte of
the TCP or UDP body. Valid entries are integers from 0
to 999.
Source Address A client source host IPv4 address and subnet mask, or IPv6
address and prefix length are used for the network traffic
matching criteria.
1. For the IP Address Type, select either IPv4 or IPv6 for
the address type.
2. In the Source IP Address field, enter the source IP
address of the client in the format based on the address
type (IPv4 or IPv6).
3. For an IPv4 source address, in the Source Netmask field,
select the subnet mask of the IP address.
For an IPv6 source address, in the Source Prefix-length
field, enter the prefix length for the address.
Insert Before
1. Indicate whether this rule is to precede another rule for this policy map.
– N/A—This option is not configured.
– False—This rule is not to precede another rule in this policy map.
– True—This rule is to precede another rule in this policy map.
2. If you select True, the Insert Before Policy Rule field appears. Select the rule that you want the
current rule to precede.
Table 12-21 Generic Server Load Balancing Policy Map Rules (continued)
Option Description