H3C Technologies H3C S12500-X Series Switches - Manual (Page 70)

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Figure 15 Distributed VXLAN IP gateway placement design
Figure 16 shows an example of distributed VXLAN IP gateway deployment. This section uses this figure
to describe the forwarding processes for intra-VXLAN traffic, inter-VXLAN traffic, and traffic from a
VXLAN to an external network.
Figure 16 Example of distributed VXLAN IP gateway deployment
VXLAN tunnel
GW 1 GW 2
Server Server
Site 1 Site 2
VM 1
VM 2
VM 3
VSI/VXLAN 10
VSI/VXLAN 20
VSI/VXLAN 30
VM 4
VM 5
VM 6
VSI/VXLAN 10
VSI/VXLAN 20
VSI/VXLAN 30
P
10.1.1.11
20.1.1.11
30.1.1.11
10.1.1.12
20.1.1.12
30.1.1.12
VX
LA
N tu
nne
l
VX
LA
N
tun
ne
l
Border gateway
VSI/VXLAN 10
VSI/VXLAN 20
VSI/VXLAN 30
VSI-interface10
10.1.1.2/24
VSI-interface20
20.1.1.2/24
VSI-interface30
30.1.1.2/24
L3 network
VSI-interface10
10.1.1.1/24
VSI-interface20
20.1.1.1/24
VSI-interface30
30.1.1.1/24