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Yosefw · 08-13-2024

Hi community! I have the following network:I have control over FortiGate 1 and 2 but the routers (Cisco) belong to my customer.I have a BGP peering between FG1 and R1 and between FG2 and R2. There is no BGP peering between FG1/2 and the remote sites ...

Yosefw · 05-07-2024

Hi i have kind of an unusual situation where i need to replace private asn to public asn but keep the asn prepend. I have 3 FortiGate firewalls, FG11. FG2, and FG3.I have a BGP between FG1 and FG2, and between FG1 and FG3.fg1 asn is set to 1111 (Publ...

Yosefw · 08-13-2024

@Toshi_Esumi Just tried it in a lab and had the same results... cannot remove the default route advertisement. Were you able to find a solution?

Yosefw · 08-13-2024

Thank you for your reply @Toshi_Esumi 1. Between R1/R2 and the remote sites there is an MPLS network2. That's correct - they have different ASNs3. I will have a link monitor from FG1/2 monitoring the northbound connection and if it goes down it will ...

Yosefw · 05-10-2024

@Toshi_Esumi thank you so much!I was able to get to work using the following settings:FG1:FortiGate-VM64-KVM # config router bgpFortiGate-VM64-KVM (bgp) # showconfig router bgpset as 1111set router-id 10.0.1.1set graceful-restart enableconfig neighbo...

Yosefw · 05-08-2024

I'm still unable to dynamically replace the private ASN.The idea is that my customer (FG2) will be able to prepend as many private ASN they would like and that my FG (FG1) will replace the private ASN with public ASN based on the amount of Private AS...

Yosefw · 05-08-2024

hi @Toshi_Esumi thank you for your reply, i will give it a try.This is in a lab environment. Essentially AWS would not honor AS prepending if the ASN is private. so i'm going to set public ASN in one location and prepend the private ASN but i want th...

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BGP Default route as-prepending to a network behind a neighbor

Replace private AS path but keep the prepending

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Re: Replace private AS path but keep the prepending

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Re: Replace private AS path but keep the prepending