1  11:31:30.306841 IP6 fe80::b299:28ff:fec8:d646.6696 > ff02::1:6.6696: babel 2 (9) hello pad1
    2  11:31:35.126176 IP6 fe80::b299:28ff:fec8:d646.6696 > ff02::1:6.6696: babel 2 (60) hello pad1 nh pad1 router-id pad1 update pad1 update pad1