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Questions tagged [evpn]

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21 questions
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1 answer
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I am currently setting up my first EVPN-VXLAN Setup (eBGP underlay) which will have to accomodate several Linux-Machines. Some of those will not be able to work using 802.3AD (Mode 4) but instead must ...
M.B.'s user avatar
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1 vote
1 answer
37 views

I'm trying to setup a minimal EVPN VXLAN between two ASR9000s (IOS-XR 6.4.2), not DC interconnect, not even spine-leaf. VM1 in VLAN 1082 - ASR1 [Te0/6/0/0.1082 - NVE1] - (IP core) - ASR2 [NVE1-Te0/6/0/...
Eugene Perry's user avatar
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2 votes
0 answers
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I have Cisco Nexus tor switch connected with multiple servers on 25G nic. When I am pinging from server1 to server2 I am seeing higher latency in ping. After tcpdump found server replying ping reply ...
Satish's user avatar
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1 vote
2 answers
155 views

lately I have been checking out some old IOS-XE PEs in the environment that are peering with each other directly before route reflectors were introduced. they are using BGP autodiscovery and signaling....
daniel gor's user avatar
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With reference to Juniper Networks , when implementing data center interconnect (DCI) using seamless EVPN VXLAN stitching , why do we have to define iESI (interconnect ESI) to stitch VXLAN VNI from ...
Nabeel's user avatar
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If I have 2 standard VxLAN Spine-Leaf setup, what would be the best way to create 1 VXLAN segment out of the 2 DC? I have 2 WAN links between the Data Centers to interconnect them.
Seathorn's user avatar
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3 votes
1 answer
417 views

Afaik OSPF ECMP is based, one of the two options, on the destination IP address. Hence if the OSPF advertised route is a /32 basically I wouldn't take advantage of the ECMP. Now the question: in the ...
user2984629's user avatar
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3 votes
1 answer
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In all spine leaf architecture explainers I've seen I've come across the concept of the border leaf which is used as the connection point of the entire clos network to an upstream router, be it either ...
alex's user avatar
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In case of EVPN Type 5 or IP Prefix routes advertisement why chassis MAC address or router MAC address is used in addition to VXLAN VNI? I guess VXLAN VNI is working on same principle like MPLS VPN ...
Nabeel's user avatar
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Forehead: I come from the Enterprise world and I'm now approching SP world; I apologize in advance if I don't use the right terminology. Hello, I'm trying to think of a design where on the Attachment ...
GooGoo's user avatar
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1 vote
0 answers
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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 ...
Peter Lonergan's user avatar
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6 votes
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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 ...
Martin's user avatar
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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 ...
Satish's user avatar
  • 4,469
2 votes
1 answer
3k views

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-...
Geekman's user avatar
  • 1,488
1 vote
1 answer
630 views

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-...
Anton M.'s user avatar
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