1esp from 1.1.1.1 to 2.2.2.2 spi 0xdeadbeef:0xbeefdead \
2 authkey 0xaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa:0xaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa \
3 enckey 0xeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee:0xeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee
4