Alcatel-Lucent 7450 Configuration Manual page 529

ip-option-mask — This is optional and may be used when specifying a range of option numbers to use
multiple-option
Syntax multiple-option {true | false}
no multiple-option
Context config>filter>ip-filter>entry>match
Description
This command configures matching packets that contain one or more than one option fields in the IP
header as an IP filter match criterion.
The no form of the command removes the checking of the number of option fields in the IP header as
a match criterion.
Default no multiple-option
Parameters
true — Specifies matching on IP packets that contain more than one option field in the header.
false — Specifies matching on IP packets that do not contain multiple option fields present in the
option-present
Syntax option-present {true | false}
no option-present
Context config>filter>ip-filter>entry>match
Description This command configures matching packets that contain the option field in the IP header as an IP
filter match criterion.
7450 ESS Router Configuration Guide
The decimal value entered for the match should be a combined value of the eight bit option type
field and not just the option number. Thus to match on IP packets that contain the Router Alert
option (option number = 20), enter the option type of 148 (10010100).
Values 0 — 255
as the match criteria.
This 8 bit mask can be configured using the following formats:
Format Style
Decimal
Hexadecimal
Binary
Default 255 (decimal) (exact match)
Values 1 — 255 (decimal)
header.
Format Syntax
DDD
0xHH
0bBBBBBBBB
Filter Policies
Example
20
0x14
0b0010100
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