set(tunnel(tun_id=0xabcdef1234567890,src=1.1.1.1,dst=2.2.2.2,ttl=64,flags(key)))
tnl_pop(4)
tnl_push(tnl_port(4),header(size=42,type=3,eth(dst=f8:bc:12:44:34:b6,src=f8:bc:12:46:58:e0,dl_type=0x0800),ipv4(src=1.1.2.88,dst=1.1.2.92,proto=47,tos=0,ttl=64,frag=0x40),gre((flags=0x2000,proto=0x6558),key=0x1e241)),out_port(1))
tnl_push(tnl_port(4),header(size=46,type=3,eth(dst=f8:bc:12:44:34:b6,src=f8:bc:12:46:58:e0,dl_type=0x0800),ipv4(src=1.1.2.88,dst=1.1.2.92,proto=47,tos=0,ttl=64,frag=0x40),gre((flags=0xa000,proto=0x6558),csum=0x0,key=0x1e241)),out_port(1))
tnl_push(tnl_port(6),header(size=50,type=4,eth(dst=f8:bc:12:44:34:b6,src=f8:bc:12:46:58:e0,dl_type=0x0800),ipv4(src=1.1.2.88,dst=1.1.2.92,proto=17,tos=0,ttl=64,frag=0x40),udp(src=0,dst=4789,csum=0x0),vxlan(flags=0x8000000,vni=0x1c7)),out_port(1))
tnl_push(tnl_port(6),header(size=50,type=5,eth(dst=f8:bc:12:44:34:b6,src=f8:bc:12:46:58:e0,dl_type=0x0800),ipv4(src=1.1.2.88,dst=1.1.2.92,proto=17,tos=0,ttl=64,frag=0x40),udp(src=0,dst=6081,csum=0x0),geneve(oam,vni=0x1c7)),out_port(1))
set(tunnel(tun_id=0xabcdef1234567890,src=1.1.1.1,dst=2.2.2.2,ttl=64,flags(key)))
tnl_pop(4)
tnl_push(tnl_port(4),header(size=42,type=3,eth(dst=f8:bc:12:44:34:b6,src=f8:bc:12:46:58:e0,dl_type=0x0800),ipv4(src=1.1.2.88,dst=1.1.2.92,proto=47,tos=0,ttl=64,frag=0x40),gre((flags=0x2000,proto=0x6558),key=0x1e241)),out_port(1))
tnl_push(tnl_port(4),header(size=46,type=3,eth(dst=f8:bc:12:44:34:b6,src=f8:bc:12:46:58:e0,dl_type=0x0800),ipv4(src=1.1.2.88,dst=1.1.2.92,proto=47,tos=0,ttl=64,frag=0x40),gre((flags=0xa000,proto=0x6558),csum=0x0,key=0x1e241)),out_port(1))
tnl_push(tnl_port(6),header(size=50,type=4,eth(dst=f8:bc:12:44:34:b6,src=f8:bc:12:46:58:e0,dl_type=0x0800),ipv4(src=1.1.2.88,dst=1.1.2.92,proto=17,tos=0,ttl=64,frag=0x40),udp(src=0,dst=4789,csum=0x0),vxlan(flags=0x8000000,vni=0x1c7)),out_port(1))
tnl_push(tnl_port(6),header(size=50,type=5,eth(dst=f8:bc:12:44:34:b6,src=f8:bc:12:46:58:e0,dl_type=0x0800),ipv4(src=1.1.2.88,dst=1.1.2.92,proto=17,tos=0,ttl=64,frag=0x40),udp(src=0,dst=6081,csum=0x0),geneve(oam,vni=0x1c7)),out_port(1))