Questions tagged [evpn]
The evpn tag has no usage guidance.
12
questions
1
vote
0answers
26 views
VXLAN working over IGP, but no NVE peers or EVPN routes in BGP
I'm an absolute beginner with NX-OS and VXLAN. I'm trying to set up a very simple configuration for VXLAN/EVPN/BGP. I have one NX-OSv spine and two leaf switches. No VPC, no anycast SVI. The ...
4
votes
0answers
67 views
+200
EVPN MAC Advertisement route not installed to L2 forwarding table
I have a VLAN-based EVPN connecting two sites in a lab environment based on the network topology described in the DAY ONE: USING ETHERNET VPNS FOR DATA CENTER INTERCONNECT book:
For some reason, it ...
1
vote
0answers
53 views
EVPN+VxLAN strange silent host issue
EVPN+VxLAN very strange silent host issue
I have very basic EVPN+VxLAN design where i used OSPF/Multicast/BGP/vPC technologies to build small size datacenter. L2VNI working great without any issue. I ...
0
votes
0answers
93 views
Juniper MX: how to populate VRF RIB with EVPN Type 2 MAC+IP routes
I have a Juniper MX router at the edge of EVPN/VXLAN domain.
Let's suppose that MX performs routing only, no any kind of switching/bridging instances on it. I want to exchange EVPN VRF routes (type5 ...
2
votes
1answer
152 views
Juniper QFX5110 - EVPN-VXLAN ethernet switching table is empty as soon as I enable VXLAN
I am trying to replace our existing Virtual Chassis way of doing mutli-chassis LAG with EVPN multi-homing using VXLAN. My understanding is we should be able to replace any LAG we have with evpn-...
1
vote
1answer
64 views
ip-prefix-routes with vxlan encapsulation on Juniper MX80 / MX104 17.3R3
I want to check whether this configuration is acceptable by MX80 or MX104 Junos 17.3R3 (JTAC recommended version)?
Example configuration:
set routing-instances VPN100 instance-type vrf
set routing-...
0
votes
0answers
70 views
Untagged VLAN in EVPN+VxLAN
I am dealing with very strange issue but wanted to check with experts if i am doing anything stupid or not. I have small size EVPN+VxLAN clos network (OSFP+iBGP+Multicast+Arp-suppression (no ...
0
votes
0answers
44 views
How to connect EVPN DC Fabric to MPLS IP VPN Backbone
Let's suppose that we have a common Clos EVPN/VXLAN-based DC fabric with IP gateways on leaves (anycast gateways). Also there is a lot of different IP VRFs inside a fabric where end hosts reside.
What ...
2
votes
1answer
104 views
EVPN VxLAN arp suppression TCAM carving
Deploying Clos design network using leaf Cisco Nexus 9396PX and when trying to configure arp-suppression using tcam carving getting this error
Free up tcam slice from VACL (default vacl tcam is 512)
# ...
1
vote
2answers
276 views
EVPN/VxLAN border-leaf question
I have couple of question in above design where i have typical clos network design and my leafs are configured for Cisco vPC for redendency and anycast gateway and running OSPF for underlay and BGP ...
0
votes
1answer
36 views
Can a leaf (mc-lag switch pair) connect to an uplink (spine : a single switch) using lag (not a route-only-port)?
By 'lag', I mean one port from each mc-lag peer connects to a port each on the uplink switch (consider this a single switch spine). The mc-lag is an active-active forwarding pair for L2 traffic (aruba'...
1
vote
1answer
554 views
How to route traffic via firewall in EVPN + VxLAN
This is what i am trying to design new network, this is just on paper nothing finalized and i am sure it has lots of issue like firewall should be on leaf not border leaf etc. so that is why i am here ...
