Citrix Systems 9.2 manual Appendix a Expressions Reference 221

	Appendix A	Expressions Reference	221
Expression Prefix	Notes and Links to Prefix and Applicable Operator
	Descriptions
SERVER.IP.[DST SRC]	“Prefixes for IPV4 Addresses and IP Subnets,” on
	page 150
	“Operations for IPV4 Addresses,” on page 150
	“Compound Operations for Numbers,” on page 48
SERVER.IPV6	Operates on IPv6 protocol data. See the other
	SERVER.IPV6 prefixes in this table.
SERVER.IPV6.DST	“Expression Prefixes for IPv6 Addresses,” on page
	152
	“Operations for IPV6 Prefixes,” on page 153
SERVER.IPV6.SRC	“Expression Prefixes for IPv6 Addresses,” on page
	152
	“Operations for IPV6 Prefixes,” on page 153
SERVER.TCP	Operates on TCP protocol data. See the other
	CLIENT.TCP prefixes in this table.
SERVER.TCP.[DSTPORT MSS	“Expressions for TCP, UDP, and VLAN Data,” on
SRCPORT]	page 134
	“Compound Operations for Numbers,” on page 48
SERVER.VLAN	Operates on the VLAN through which the current
	packet entered the NetScaler. See the other
	SERVER.VLAN prefixes in this table.
SERVER.VLAN.ID	“Expressions for TCP, UDP, and VLAN Data,” on
	page 134
	“Compound Operations for Numbers,” on page 48
SYS	Designates an expression that refers to the NetScaler
	itself, not to the client or server.. See the other SYS
	prefixes in this table.
SYS.EVAL_CLASSIC_EXPR(cla	“Classic Expressions in Advanced Expressions,” on
ssic_expression)	page 57
	“Booleans in Compound Expressions,” on page 46
SYS.HTTP_CALLOUT(http_cal	“Advanced Policies: Sending HTTP Service
lout)	Callouts to Applications,” on page 185
SYS.CHECK_LIMIT	“Advanced Policies: Controlling the Rate of
	Traffic,” on page 183
SYS.TIME	“Expressions for the NetScaler System Time,” on
	page 97
	“Compound Operations for Numbers,” on page 48