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Internal LAN Remote Access LAN
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Using ACLs to Filter Network Traf?¬?c to Mitigate Threats 105
Edge(config)#access-list 101 deny ip 0.0.0.0
0.255.255.255 any log
Denies any packet with
a source IP address of
0.x.x.x from reaching any
destination, and logs any
instance in which this
statement was used
Edge(config)#access-list 101 deny ip
172.16.0.0 0.15.255.255 any log
Denies any packet with
a source IP address of
172.16.0.0??“172.31.255.255
from reaching any
destination, and logs any
instance in which this
statement was used
Edge(config)#access-list 101 deny ip
192.168.0.0 0.0.255.255 any log
Denies any packet with
a source IP address of
192.168.x.x from reaching
any destination, and logs
any instance in which this
statement was used
Edge(config)#access-list 101 deny ip 224.0.0.0
31.255.255.255 any log
Denies any packet with
a source IP address of
224??“239.x.x.x from
reaching any destination,
and logs any instance in
which this statement was
used
Edge(config)#access-list 101 deny ip host
255.255.255.255 any log
Denies any packet with
a source IP address of
255.255.255.255 from
reaching any destination,
and logs any instance in
which this statement was
used
Edge(config)#access-list 101 permit ip any
10.
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