User Manual

Configure Quality of Service
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M4200 and M4300 Series ProSAFE Managed Switches Web Management User Manual
• Source IP Address. This is a valid source IP address in the dotted-decimal format.
• Source Mask. This is a bit mask in IP dotted-decimal format indicating which part(s)
of the source IP address to use for matching against packet content.
• Source L4 Port. Select this option to require a packet's TCP/UDP source port to
match the specified port or the port number within a range of port numbers. If you
configure a range, a match occurs if a packet's source port number is the same as
any source port number within the range. After you select this option, use the
following fields to configure a source port keyword, source port number, or source
port range for the match criteria:
- Protocol – Select the desired L4 keyword from the list on which the match is
based. If you select a keyword, the other source port configuration fields are
not available.
- Port End – A user-defined L4 source port number to match or the source port
number with the lowest value within a range of ports.
- Port Start – The source port with the highest value within the range of ports.
This field is not required if the match criteria is a single port.
• Destination IP Address. This is a valid destination IP address in the dotted-decimal
format.
• DestinationMask. This is a bit mask in IP dotted-decimal format indicating which
part(s) of the destination IP address to use for matching against packet content.
• Destination L4 Port. Select this option to require a packet's TCP/UDP destination
port to match the specified port or the port number within a range of port numbers. If
you configure a range, a match occurs if a packet's destination port number is the
same as any destination port number within the range. After you select this option,
use the following fields to configure a destination port keyword, destination port
number, or destination port range for the match criteria:
- Protocol – Select the desired L4 keyword from the list on which the match is
based. If you select a keyword, the other destination port configuration fields
are not available.
- Port End – A user-defined L4 destination port number to match or the
destination port number with the lowest value within a range of ports.
- Port Start – The destination port with the highest value within the range of
ports. This field is not required if the match criteria is a single port.
• IP DSCP. Select this option to require the packet's IP DiffServ Code Point (DSCP)
value to match the specified value. The DSCP value is defined as the high-order six
bits of the Service Type octet in the IP header. After you select this option, use one of
the following fields to configure the IP DSCP match criteria.
- IP DSCP Keyword - The IP DSCP keyword code that corresponds to the IP
DSCP value to match. If you select a keyword, you cannot configure an IP
DSCP value.
- IP DSCP Value - The IP DSCP value to match.
• Precedence Value. Select this option to require the packet's IP Precedence value to
match the number configured in the IP Precedence Value field. The IP Precedence