One-Arm Hub-and-Spoke VPN on Arista EOS
In September 2024, a blog post detailed building a One-Arm Hub-and-Spoke VPN with MPLS/VPN, and an update from Arista EOS 4.34.2F now allows assigning different MPLS labels to default routes, addressing previous limitations.
MAIN POINTS
- A blog post in September 2024 explained One-Arm Hub-and-Spoke VPN with MPLS/VPN.
- Arista EOS initially had limitations with per-VRF label allocation.
- Daniel Blažek informed about a fix in Arista EOS 4.34.2F.
- The update allows different MPLS labels for default routes.
TAKEAWAYS
- Arista EOS 4.34.2F resolves a key limitation in MPLS label allocation.
- Users can now assign distinct labels to default routes in Arista EOS.
- The update enhances the flexibility of the One-Arm Hub-and-Spoke VPN setup.
- The improvement was communicated by Daniel Blažek to the blog author.