[isis] Check ISIS sessions with DUT (wait up to 30 seconds) [ node(s): p1 ] [PASS] Validation succeeded on p1 [PASS] Test succeeded [ibgp] Check IBGP session [ node(s): pe2 ] [PASS] pe2: Neighbor 2001:db8:1::3 (dut) is in state Established [PASS] Test succeeded [ping] Ping-based end-to-end reachability test [ node(s): h1 ] [WAITING] We might have to wait a bit longer (retrying for 10 seconds) [FAIL] h1: Ping to ipv6 h2 failed Returned result ================================================================================ stdout: 'PING h2 (2001:db8:2:4::2): 56 data bytes --- h2 ping statistics --- 5 packets transmitted, 0 packets received, 100% packet loss ' [FAIL] Tests completed, validation failed