Chapter 10 Quality of Service (QoS)
VMG1312-B Series User’s Guide
176
Service This field is available only when you select I P in the Ether Type field.
This field simplifies classifier configurat ion by allowing you to select a predefined
application. When you select a predefined application, you do not configure the rest of t he
filt er fields.
I P Protocol This field is available only when you select I P in the Ether Type field.
Select t his option and select t he protocol ( service type) from TCP, UDP, I CMP or I GM P. I f
you select User define d, enter the protocol (service t y pe) num ber.
DHCP This field is available only when you select I P in the Ether Type field.
Select t his opt ion and select a DHCP opt ion.
I f you select Ve ndor Cla ss I D ( D H CP Option 6 0 ) , enter the Vendor Class I dent ifier
( Option 60) of t he m atched t raffic, such as t he type of the hardware or firm war e.
I f you select User Class I D ( DH CP Option 7 7 ) , ent er a string that ident ifies t he user’s
cat egory or applicat ion type in t he m at ched DHCP packets.
Pack et
Lengt h
This field is available only when you select I P in t he Et her Type field.
Select t his opt ion and ent er the m inim um and m axim um packet length (from 46 t o 1500) in
the fields provided.
DSCP This field is available only when you select I P in the Ether Type field.
Select this opt ion and specify a DSCP (DiffServ Code Point) num ber between 0 and 63 in the
field provided.
802.1P This field is available only when you select 8 0 2 .1 Q in the Ether Ty pe field.
Select t his option and select a priorit y level ( bet ween 0 and 7) from t he drop-down list box.
"0" is the lowest pr iorit y level and "7" is t he highest .
VLAN I D This field is available only when you select 8 0 2 .1 Q in t he Et h e r Type field.
Select this opt ion and specify a VLAN I D num ber.
TCP ACK This field is available only when you select I P in the Ether Type field.
I f you select this opt ion, t he m at ched TCP packets m ust cont ain the ACK (Acknowledge)
flag.
Exclude Select t his opt ion t o ex clude t he packets that m at ch the specified crit eria from this classifier.
DSCP Mark This field is available only when you select I P in the Et her Ty pe field.
I f you select Mark, ent er a DSCP value w it h which the Device replaces t he DSCP field in t he
packets.
I f you select Un change , t he Device keep the DSCP field in t he packet s.
802.1P Mark Select a prior it y level with which the Device replaces t he I EEE 802.1p priority field in the
packets.
I f you select Un change , t he Device keep t he 802.1p priorit y field in the packets.
VLAN I D I f you select Re m a r k , enter a VLAN I D num ber wit h which the Device replaces the VLAN I D
of the fram es.
I f you select Rem ove, the Dev ice deletes t he VLAN I D of t he fram es before forwarding
them out.
I f you select Add, the Device treat all m atched t raffic unt agged and add a second VLAN I D.
I f you select Un change , t he Device keep t he VLAN I D in t he packets.
For w ard t o
I nt erface
Select a WAN interface through w hich traffic of t his class w ill be forwarded out. I f you select
Unchange, the Device forward traffic of t his class according t o t he default routing table.
Table 45 Class Set up: Add/ Edit ( cont inued)
LABEL DESCRIPTION
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