Cisco Cisco Packet Data Interworking Function (PDIF)
ACS Ruledef Configuration Mode Commands
tcp flag ▀
Command Line Interface Reference, StarOS Release 17 ▄
1147
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: