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ACL (ACCESS LIST CONTROL) - Coggle Diagram
ACL (ACCESS LIST CONTROL)
1) COURSE LEARNING OUTCOME(CLO)
CLO 1 : Complete basic configuration for switches and routers in small to medium sized network
(P4, PLO 3)
CLO 2: Communicate professionally in delivering solutions for solving intermediate network
connectivity problem
(A2, PLO 4)
CLO 3: Construct a simulation in utilizing common network utilities to verify small network
operations appropriately
(P4, PLO 6 )
2 ) CONTENT
Purpose of ACLs
Packet filtering
premit
deny
Type of ACL
Standard IPV4 ACLs
filter source address only
Extended IPv4 ACLs
source and destination ip address
Source and destination TCP/UDP port
protocol-IP,ICP,TCP,ICMP etc
Wildcard mask in ACLs
Indicates which parts of an IP address are available for examination
Troubleshooting ACLs
show access-list
Placement of ACL
Standard
Closed to destination
Extended
Closed to source
Operation
Inbound
Outbound
ACL configuration
Named
router(config)#ip access-list standard HOST_FILTERING
router(config)#permit 192.168.10.10 0.0.0.255
Numbered
router(config)#access-list 1 permit 192.168.10.10 0.0.0.255
3)PRACTICAL EXERCISE
4)PRACTICAL TASK