TP-Link TL-SG5426 User Guide - Page 112

3 Access Control Lists Configuring a Standard IP ACL Command Attributes • Action - An ACL can contain any combination of permit or deny rules. • Address Type - Specifies the source 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) • IP Address - Source IP address. • Subnet Mask - A subnet mask containing four integers from 0 to 255, each separated by a period. The mask uses 1 bits to indicate "match" and 0 bits to indicate "ignore." The mask is bitwise ANDed with the specified source IP address, and compared with the address for each IP packet entering the port(s) to which this ACL has been assigned. Web - Specify the action (i.e., Permit or Deny). Select the address type (Any, Host, or IP). If you select "Host," enter a specific address. If you select "IP," enter a subnet address and the mask for an address range. Then click Add. Figure 3-44 Configuring Standard IP ACLs CLI - This example configures one permit rule for the specific address 10.1.1.21 and another rule for the address range 168.92.16.x - 168.92.31.x using a bitmask. Console(config-std-acl)#permit host 10.1.1.21 Console(config-std-acl)#permit 168.92.16.0 255.255.240.0 Console(config-std-acl)# 4-91 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 3-69