IP addresses
Telnet traffic
Upper-layer IP protocols
How the packets that meet the test conditions will be handled by the Cisco IOS software
Extended
Access-lists are used for limiting the traffic say mainly for security purpose. Using access-list you can deny or permit the traffic from source address based on standard access list or deny or permit the traffic by classification of source or destination ip address, or by protocols . these are written in sequential order. So order of statement is very important . We should be clear of what to permit or deny .. sample config Standard access-list Router(config)#access-list 5 <permit> or <deny> <source ip address> Extended access-list Router(config)#access-list 111 <permit> or <deny> <protocol> <source ip address> <destination ip address> After creating access-list it will not be useful without applying on the interface where the traffic runs along the path. these should be applied in inbound direction or outbound direction of the interface as per our requirement. Most importantly when u want make changes , copy to text editor or notepad , do changes on them and remove the access-list config in the router and copy them fresh from the notepad.
The implicit deny concept refers to the default action taken by a firewall or access control system when there is no explicit rule to permit or deny traffic. In this case, all traffic is denied unless specifically allowed by a rule. This helps enhance security by preventing unauthorized access by default.
Permit, allow
You can deny the access to the desktop by using the control panel.
The opposite of "permit" is "prohibit" or "forbid," meaning to not allow or to disallow something.
To deny access to DNS on port 53 using an access-list in a Cisco router, you would use the following command: access-list 100 deny udp any any eq 53 This command creates an access-list numbered 100 that denies all UDP traffic from any source to any destination on port 53. You would then apply this access-list to the appropriate interface in the inbound or outbound direction, depending on your network design.
Condemn, demur, denounce, denounce, deny, protest, refuse, and prohibit.
AnswerIf use of access deny option. Without your permission no one can Access you computer and also not install any program without your permission.
The deny access module in Drupal does many varieties of different things. These things include, but are not limited to, allowing overriding access granted by other node access modules.
The owner of a parcel of property has the legal right to grant or deny permission for others to enter their land, known as the right of exclusion. This includes the authority to establish conditions for entry, such as requiring a permit or restricting access to certain areas. Property owners can also invite guests or lease the property to others, thereby transferring some of their rights while retaining overall ownership. However, certain laws, like easements or public access rights, may limit this control in specific situations.