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Technical Bulletins Knowledge BaseDay One+

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  • You can filter this network using firewall configuration. Look at this example (make your necessary adjustments): set policy-options prefix-list BLOCK-NETWORKS set firewall family inet filter BLOCK term BLOCK-NETWORKS from prefix-list ...

  • If you are not receiving that route, specifically, then you cannot reject it. What problem are you trying to solve by denying this network? Maybe there is another answer that can be provided based upon that information. ------------------------------ ...

  • Hi David, Yes, it should be a /30 and not /32. Thanks for highlighting it, I have corrected it now. Regards ------------------------------ Sheetanshu Shekhar ------------------------------

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    RE: Cisco to Juniper

    Sheetanshu, Should that first policy option be /30 and not a /32 ? set policy-options policy-statement bgp-export term 1 from route-filter exact​ ------------------------------ DAVID CLARK ------------------------------

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    RE: Cisco to Juniper

    Sheetanshu, Would this policy option not need to be a /30 and not a /32 ? set policy-options policy-statement bgp-export term 1 from route-filter exact​ ------------------------------ DAVID CLARK ------------------------------

  • Hello, I'm struggling with setting up the route-filter that could allow me to reject subnet from received from BGP peer. I was trying something like this but it is not working as /24 is smaller than received /16, so whenever ...

  • BGP routes will be advertised by default to external peers. Since there is no route-map in the Cisco config that would prevent this default BGP action, I would not add term 2 in the export policy. ------------------------------ Sheetanshu Shekhar -- ...


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