Are standard access lists supported on the ASA?
Unlike on other platforms, the ASA does not support the use of standard ACLs for controlling traffic. They are used only in some limited Open Shortest Path First (OSPF) configurations.
How do I add to a Cisco access-list?
Type “ip access-list standard [name]”, where [name] is the name of the Access List you want to add a line to. For example, you would use the command “ip access-list standard List1” to edit an Access List named “List1.” Press “Enter.”
What is access list in firewall?
Access Control Lists (ACLs) are a collection of permit and deny conditions, called rules, that provide security by blocking unauthorized users and allowing authorized users to access specific resources. Normally ACLs reside in a firewall router or in a router connecting two internal networks.
What is EtherType access list?
An EtherType ACL is made up of one or more Access Control Entries (ACEs) that specify an EtherType. An EtherType rule controls any EtherType identified by a 16-bit hexadecimal number, as well as selected traffic types. See the firewall configuration guide for more information.
What is the access-list command?
Displays all access lists and their parameters configured on the router. This command doesn’t show which interface the list is configured on.
What is extended access-list?
Extended Access Control Lists (ACLs) allow you to permit or deny traffic from specific IP addresses to a specific destination IP address and port. It also allows you to specify different types of traffic such as ICMP, TCP, UDP, etc. Needless to say, it is very granular and allows you to be very specific.
How do you write an access control list?
Configuring Access Control Lists
- Create a MAC ACL by specifying a name.
- Create an IP ACL by specifying a number.
- Add new rules to the ACL.
- Configure the match criteria for the rules.
- Apply the ACL to one or more interfaces.
What are the types of access control lists?
There are four types of ACLs that you can use for different purposes, these are standard, extended, dynamic, reflexive, and time-based ACLs.
How do you create an access list?
How do I create an access control list?
Procedure
- If the connection you want to create the ACL for is not open, search for and select the connection.
- Select Add a new list from the Access Control List (ACL) drop-down list.
- Enter a name and description.
- Enter the remaining ACL settings. Setting. Description. Access for Users.
- Click Save New ACL.