evpn相同vxlan间通信

 

 

 

 

 10.10.18.209节点上

 ping  2.2.2.3之前

[root@evpn1 ~]# bridge fdb show | grep 3a:d4:04:8c:3b:ff
[root@evpn1 ~]# bridge fdb show | grep ea:e1:8d:a6:39:96
[root@evpn1 ~]# bridge fdb show | grep ea:e1:8d:a6:39:96

vm2 mac 和对端vm1 mac都在fdb表中找不到

evpn1# show evpn arp vni 10 ip 2.2.2.3
% Requested neighbor does not exist in VNI 10

evpn1# show evpn arp vni 10 ip 2.2.2.2
IP: 2.2.2.2
Type: local
State: inactive
MAC: ea:e1:8d:a6:39:96
Local Seq: 0 Remote Seq: 0

 bgp中有vm2的mac ip信息

 

 

ping  2.2.2.3之后

eth0@if4: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP group default qlen 1000
link/ether ea:e1:8d:a6:39:96 brd ff:ff:ff:ff:ff:ff link-netnsid 0
inet 2.2.2.2/24 scope global eth0
valid_lft forever preferred_lft forever
inet6 fe80::e8e1:8dff:fea6:3996/64 scope link
valid_lft forever preferred_lft forever

evpn1# show evpn arp vni 10 ip 2.2.2.3
IP: 2.2.2.3
 Type: remote
 State: active
 MAC: 3a:d4:04:8c:3b:ff
 Remote VTEP: 10.10.18.212
 Local Seq: 0 Remote Seq: 0

[root@evpn1 ~]# bridge fdb show | grep 3a:d4:04:8c:3b:ff
3a:d4:04:8c:3b:ff dev dev vxlan10 vlan 1 extern_learn master br10
3a:d4:04:8c:3b:ff dev dev vxlan10 extern_learn master br10
3a:d4:04:8c:3b:ff dev dev vxlan10 dst 10.10.18.212 self extern_learn

[root@evpn1 ~]# bridge fdb show | grep ea:e1:8d:a6:39:96
ea:e1:8d:a6:39:96 dev dev veth1 master br10

vm2 mac 和对端vm1 mac都能在fdb表中找到

 10.10.18.212节点上

eth0@if5: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP group default qlen 1000
    link/ether 3a:d4:04:8c:3b:ff brd ff:ff:ff:ff:ff:ff link-netnsid 0
    inet 2.2.2.3/24 scope global eth0
       valid_lft forever preferred_lft forever
    inet6 fe80::38d4:4ff:fe8c:3bff/64 scope link 
       valid_lft forever preferred_lft forever

evpn2.novalocal# show evpn arp vni 10 ip 2.2.2.2
% Requested neighbor does not exist in VNI 10

<mac, ip>也不存在

evpn2.novalocal# show evpn vni
VNI Type VxLAN IF # MACs # ARPs # Remote VTEPs Tenant VRF
10 L2 vxlan10 1 4 1 evpn-vrf
100 L3 vxlan100 0 0 n/a evpn-vrf
evpn2.novalocal# show evpn arp vni 10
Number of ARPs (local and remote) known for this VNI: 4
IP Type State MAC Remote VTEP Seq #'s
fe80::200:1ff:fe02:310 local active 00:00:01:02:03:10 0/0
fe80::38d4:4ff:fe8c:3bff local inactive 3a:d4:04:8c:3b:ff 0/0
2.2.2.3 local inactive 3a:d4:04:8c:3b:ff 0/0
2.2.2.254 local active 00:00:01:02:03:10 0/0

接收ping  报文之后

evpn2.novalocal# show evpn arp vni 10 mac ea:e1:8d:a6:39:96
% Unknown command: show evpn arp vni 10 mac ea:e1:8d:a6:39:96
evpn2.novalocal# show bgp l2vpn evpn route vni 10 mac ea:e1:8d:a6:39:96
% Network not in table
evpn2.novalocal# show bgp l2vpn evpn route vni 10 mac ea:e1:8d:a6:39:96
BGP routing table entry for [2]:[0]:[48]:[ea:e1:8d:a6:39:96]
Paths: (1 available, best #1)
Not advertised to any peer
Route [2]:[0]:[48]:[ea:e1:8d:a6:39:96] VNI 10
Imported from 10.10.18.209:2:[2]:[0]:[48]:[ea:e1:8d:a6:39:96], VNI 10
8888
10.10.18.209 from 10.10.18.209 (10.10.18.209)
Origin IGP, valid, external, best (First path received)
Extended Community: RT:8888:10 RT:8888:100 ET:8 Rmac:00:00:01:02:03:04
Last update: Mon Mar 23 15:54:09 2020

Displayed 1 paths for requested prefix
evpn2.novalocal# show evpn arp vni 10 mac ea:e1:8d:a6:39:96
% Unknown command: show evpn arp vni 10 mac ea:e1:8d:a6:39:96
evpn2.novalocal# show evpn arp vni 10
Number of ARPs (local and remote) known for this VNI: 6
IP Type State MAC Remote VTEP Seq #'s
fe80::200:1ff:fe02:310 local active 00:00:01:02:03:10 0/0
fe80::38d4:4ff:fe8c:3bff local active 3a:d4:04:8c:3b:ff 0/0
fe80::e8e1:8dff:fea6:3996 remote active ea:e1:8d:a6:39:96 10.10.18.209 0/0
2.2.2.3 local active 3a:d4:04:8c:3b:ff 0/0
2.2.2.2 remote active ea:e1:8d:a6:39:96 10.10.18.209 0/0
2.2.2.254 local active 00:00:01:02:03:10

[root@evpn2 ~]# bridge fdb show | grep ea:e1:8d:a6:39:96
ea:e1:8d:a6:39:96 dev dev vxlan10 vlan 1 extern_learn master br30
ea:e1:8d:a6:39:96 dev dev vxlan10 extern_learn master br30
ea:e1:8d:a6:39:96 dev dev vxlan10 dst 10.10.18.209 self extern_learn

evpn2.novalocal# show evpn arp vni 10 ip 2.2.2.2
IP: 2.2.2.2
Type: remote
State: active
MAC: ea:e1:8d:a6:39:96
Remote VTEP: 10.10.18.209
Local Seq: 0 Remote Seq: 0