Cisco Cisco Packet Data Interworking Function (PDIF)
ACS Ruledef Configuration Mode Commands
▀ tcp flag
▄ Command Line Interface Reference, StarOS Release 18
1158
tcp flag
This command allows you to define rule expressions to match bit within the flag field of TCP headers.
Product
ACS
Privilege
Security Administrator, Administrator
Mode
Exec > ACS Configuration > Ruledef Configuration
active-charging service service_name > ruledef ruledef_name
Entering the above command sequence results in the following prompt:
[local]host_name(config-acs-ruledef)#
Syntax
[ no ] tcp flag operator flag
no
If previously configured, deletes the specified rule expression from the current ruledef.
operator
Specifies how to match.
operator
must be one of the following:
!contains
: Does not contain
contains
: Contains
!=
: Does not equal
=
: Equals
flag
Specifies the flag value to match.
flag
must be one of the following:
ack
: TCP FLAG ACK
fin
: TCP FLAG FIN
push
: TCP FLAG PUSH
reset
: TCP FLAG RESET
syn
: TCP FLAG SYN
Usage
Use this command to define rule expressions to match a bit within the flag field of TCP headers.
Example
The following command defines a rule expression to match
reset
within flag field of TCP headers: