[GRE] How to create gre environment - method 2
===== VM1 =====
ip link add gretap0 type gretap local 111.2.1.31 remote 111.2.1.130
ip link set dev gretap0 up
ip link set dev eth2 up
brctl addbr br0
brctl addif br0 gretap0
brctl addif br0 eth2
ip addr add 10.10.10.2/24 dev br0
ip link set br0 up
===== VM2 =====
ip link add gretap0 type gretap local 111.2.1.130 remote 111.2.1.31
ip link set dev gretap0 up
ip link set dev eth3 up
brctl addbr br0
brctl addif br0 gretap0
brctl addif br0 eth3
ip addr add 10.10.10.1/24 dev br0
ip link set br0 up
===== Experiment =====
==== Test 1 ====
ping 10.10.10.1 to 10.10.10.2 (OK)
==== Test 2 ====
Assign eth2 of VM1 = 192.168.1.10
Assign eth3 of VM2 = 192.168.1.1
Type follow command at VM1
route add -net 192.168.1.0 netmask 255.255.255.0 dev br0
ping 192.168.1.1 to 192.168.1.10 (OK)
File :
Wireshark file download
Reference:
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