4 # Example ESP Tunnel for VPN.
6 # ========= ESP =========
8 # Network-A Gateway-A Gateway-B Network-B
9 # 192.168.1.0/24 ---- 200.200.200.10 ------ 200.200.200.20 ---- 192.168.2.0/24
11 # ====== 83xx board A ====== ===== 83xx board B =====
14 # 192.168.1.130 200.200.200.10 200.200.200.20 192.168.2.130
18 # Flush the SAD and SPD
22 # I am gateway B (eth0:192.168.2.130, eth1:200.200.200.20)
26 spdadd 192.168.2.0/24 192.168.1.0/24 any -P out ipsec
27 esp/tunnel/200.200.200.20-200.200.200.10/require;
29 spdadd 192.168.1.0/24 192.168.2.0/24 any -P in ipsec
30 esp/tunnel/200.200.200.10-200.200.200.20/require;
32 # ESP SAs doing encryption using 192 bit long keys (168 + 24 parity)
33 # and hmac-sha1 authentication using 160 bit long keys
34 add 200.200.200.10 200.200.200.20 esp 0x201 -m tunnel
35 -E 3des-cbc 0x7aeaca3f87d060a12f4a4487d5a5c3355920fae69a96c831
36 -A hmac-sha1 0xe9c43acd5e8d779b6e09c87347852708ab49bdd3;
38 add 200.200.200.20 200.200.200.10 esp 0x301 -m tunnel
39 -E 3des-cbc 0xf6ddb555acfd9d77b03ea3843f2653255afe8eb5573965df
40 -A hmac-sha1 0xea6856479330dc9c17b8f6c37e2a895363d83f21;