About shados

shados · 04-27-2025

Hi, I have the topology with two orphan devices that are on different vlans but vpc peers would never seem to sync arp over cfsoip and hence the ping from one orphan device to another isn't working. Is it expected scenario? Config attached. The SW1 h...

shados · 02-18-2025

Hi, I found this command in the official Cisco configuration guide for vxlan. system vlan nve-overlay idFor scale environments, the VLAN IDs related to the VRF and Layer-3 VNI (L3VNI) must be reserved with the system vlan nve-overlay id command.Howe...

shados · 10-13-2024

Hello everyone,When designing the data center with vxlan evpn we're trying to look for the right models for nexus switches. So for spines, we would originally get a switch with a tomahawk chip, for border leaf with Jericho, and for TOR leaf with a tr...

shados · 09-18-2024

Hi,Here is the premiseLeaf 1 sends a route type 2 update with standard community to leaf 2 (border leaf) and then this /32 is redistributed into ipv4 vrf and advertised outside of EVPN fabric. The issue is with standard community, it's being stripped...

shados · 09-17-2024

Hello everyone,Can someone please provide a list of Nexus switches that support ESI Multihoming (1&4 evpn routes) for LACP?We have 9318yc-fx and it's not supported on our platform.Thanks!

shados · 04-30-2025

everything seems to be fine when working with actual hardware, thanks!

shados · 04-28-2025

I will try this on the hardware, I only tried it on the n9kv and the mentioned tcam carving is not available. Thanks!

shados · 04-27-2025

Hi Pavel,Ping from H1 to H2 fails. I can ping the gateways:I can see the MAC and IP addresses in l2rib. Meaning they are advertised and imported correctly And I see the pings on the link among spines and leaves but these icmp requests are never being...

shados · 10-25-2024

We would go with Cisco 9336-fx2 for spines, and Cisco 93180yx-fx3 for leaves but we're unsure what to get for Border leaves. Thanks for the reply though.

shados · 10-01-2024

Hello, Lawhsed,Here is what I've found out:In terms of layer 2 bridging and without suppressing arp there is no difference. The difference is when we start doing routing.

Member Since	‎10-19-2021 04:24 AM
Date Last Visited	‎03-18-2025 02:34 AM
Posts	41
Total Helpful Votes Received	13

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vPC fabric peering issue

system vlan nve-overlay id

Device choices for VXLAN EVPN Fabric

VXLAN EVPN Standard Communities

ESI Multihoming support

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