SMC Networks SMC TigerAccess SMC7824M/FSW - Manual (Page 184)

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Configuring an IP ACL Mask
This mask defines the fields to check in the IP header.
Command Usage
• Masks that include an entry for a Layer 4 protocol source port or
destination port can only be applied to packets with a header length of
exactly five bytes.
Command Attributes
• Source/Destination Address Type – Specifies the source or
destination IP address. Use “Any” to match any address, “Host” to
specify a host address (not a subnet), or “IP” to specify a range of
addresses. (Options: Any, Host, IP; Default: Any)
• Source/Destination Subnet Mask – Source or destination address of
rule must match this bitmask. (See the description for SubMask on
page 8-4.)
• Protocol Mask – Check the protocol field.
• Service Type Mask – Check the rule for the specified priority type.
(Options: Precedence, TOS, DSCP; Default: TOS)
• Source/Destination Port Bit Mask – Protocol port of rule must
match this bitmask. (Range: 0-65535)
• Control Code Bit Mask – Control flags of rule must match this
bitmask. (Range: 0-63)