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IP Access Control Lists (ACLs) are filters provided to protect the 

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 from attacks by blocking IP traffic that may be harmful to the network. ACLs allows user to specify rules to permit or deny packets into the
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.

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When you create a SIP Port, the system also creates an ACL that allows connection attempts to all ports on the IP address of the SIP Port. For example, SSH to the IP address is allowed. To prevent unwanted access, ACLs should be used.

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titleNote

 The maximum number of operator ACLs allowed on

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s are:

  • SBC 5000/7000 series: 11,231
  • SBC SWe: 2,527

 Refer to the following pages for additional ACL details:

Info
See topic for description of ACL features.

 

Additional topics in this section:

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