Network Security FAQ: Security Policies Q1. What is the difference between a closed network and an open network? Answer: A closed network is typically designed and implemented in a corporate environment. A closed network provides connectivity only to known parties and sites without connection to public networks. In contrast, an open network is designed with availability to … [Read more...]
Domain names are not being resolved when used in security polices
This article describes an issue that may occur when using domain names in security policies on the SRX. It explains the possible cause of this issue and shows a simple workaround. When defining security policies on the SRX, address-book entries are used to specify source-address and destination-address fields of the policy. One of the possible options to define a value of … [Read more...]