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At first you must declare ZONE information at any Juniper firewall device. Here I describe two types of ZONE with simpleast way. Trust and Untrust. Basically TRUST zone is your LAN SIDE And UNTRUST zone is your WAN SIDE. First, you… Read More »Juniper Basic ZONE Configuration

There are different types of NAT that you can configure as per your requirement. Different types of NAT are, source NAT, destination NAT and static NAT. Here giving example of static nat which is based by pool. First, you need to… Read More »Juniper NAT Configuration in SRX

You want to advertise configured static routes to adjacent OSPF neighbors, going beyond the OSPF default of advertising only the routes learned from an OSPF neighbor. To modify the route advertisement behavior, create and apply a routing policy. First, create… Read More »Creating a Simple Routing Policy

Here I create three terms on a single policy-statement. Policy Statement Name is “Upstream”. First term name ISP-1, Second term ISP-2, Third term name is ISP-3 and Finally I make term that is Reject. That mean only those prefixes will… Read More »Juniper Creating Policy with Term

If we want to filter unwanted prefixes from our routing table, we can filter those prefixes with a list and in this scenario, we can create a prefix-list. Here I am showing how we can create a prefix-list Create a list of all… Read More »Filtering Routes by IP Address with Prefix-List

Viewing the VPN Routing Tables You want to check the routing tables on the PE routers to determine that they contain all the expected routes. The show route command displays the contents of all routing tables on the PE router:… Read More »How to Show VPN Routing Tables

A route filter is a collection of match prefixes. When we specifying a match prefix, we can specify an exact match with a particular route or a less precise match. You can configure either a common action that applies to the… Read More »Juniper Create Routing Policy with Prefix Match Condition