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Configuring an Extended IP ACL
Command Attributes
•
Action
– An ACL can contain any combination of permit or deny
rules.
•
Source/Destination Address Type
– Specifies the source or
destination IP address. Use “Any” to include all possible addresses,
“Host” to specify a specific host address in the Address field, or “IP”
to specify a range of addresses with the Address and SubMask fields.
(Options: Any, Host, IP; Default: Any)
•
Source/Destination Address
– Source or destination IP address.
•
Source/Destination Subnet Mask
– Subnet mask for source or
destination address. (See the description for Subnet Mask on
page 3-79.)
•
Service Type
– Packet priority settings based on the following criteria:
-
Precedence
– IP precedence level. (Range: 0-7)
-
TOS
– Type of Service level. (Range: 0-15)
-
DSCP
– DSCP priority level. (Range: 0-63)
•
Protocol
– Specifies the protocol type to match as TCP, UDP or
Others, where others indicates a specific protocol number (0-255).
(Options: TCP, UDP, Others; Default: TCP)
•
Source/Destination Port
– Source/destination port number for the
specified protocol type. (Range: 0-65535)
•
Control Code
– Decimal number (representing a bit string) that
specifies flag bits in byte 14 of the TCP header. (Range: 0-63)
•
Control Code Bitmask
– Decimal number representing the code bits
to match. The control bitmask is a decimal number (for an equivalent
binary bit mask) that is applied to the control code. Enter a decimal
number, where the equivalent binary bit “1” means to match a bit and
“0” means to ignore a bit. The following bits may be specified:
- 1 (fin) – Finish
- 2 (syn) – Synchronize
Summary of Contents for 6726AL2 FICHE
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Page 20: ...CONTENTS xvi ...
Page 24: ...TABLES xx ...
Page 28: ...FIGURES xxiv ...
Page 38: ...INTRODUCTION 1 10 ...
Page 240: ...CONFIGURING THE SWITCH 3 190 ...
Page 502: ...TROUBLESHOOTING B 4 ...
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