[session]  Check EBGP sessions with DUT [ node(s): x1 ]
[PASS]     x1: Neighbor 172.16.0.1 (dut) is in state Established
[PASS]     Test succeeded

[def_ipv4] Check whether DUT advertises IPv4 default route to X1 [ node(s): x1 ]
[PASS]     x1: The prefix 0.0.0.0/0 is in the BGP table
[PASS]     Test succeeded

[def_ipv6] Check whether DUT advertises IPv6 default route to X1 [ node(s): x1 ]
[PASS]     x1: The prefix ::/0 is in the BGP table
[PASS]     Test succeeded

[SUCCESS]  Tests passed: 3