[ping_red]      Ping-based reachability test in VLAN red [ node(s): h1 ]
[WAITING]       Waiting for STP to enable the ports (retrying for 45 seconds)
[WAITING]       Waiting for STP to enable the ports (27 seconds left)
[PASS]          h1: Ping to h2 (172.31.1.2) succeeded
[PASS]          Test succeeded in 20.4 seconds

[ping_blue]     Ping-based reachability test in VLAN blue [ node(s): h3 ]
[PASS]          h3: Ping to h4 (172.31.1.4) succeeded
[PASS]          Test succeeded in 0.1 seconds

[inter_vlan]    Ping-based reachability test between blue and red VLANs [ node(s): h1 ]
[PASS]          h1: Ping to h3 (172.31.1.3) failed as expected
[PASS]          Test succeeded in 5.1 seconds

[untagged_vlan] Ping-based reachability test on untagged VLAN [ node(s): h5 ]
[FAIL]          Node h5: Ping to h6 (172.31.1.6) did not fail
Returned result
================================================================================
stdout: "PING h6 (172.31.1.6): 56 data bytes\n64 bytes from 172.31.1.6: seq=0 ttl=64
  time=1.874 ms\n64 bytes from 172.31.1.6: seq=1 ttl=64 time=0.573 ms\n64 bytes from
  172.31.1.6: seq=2 ttl=64 time=0.530 ms\n64 bytes from 172.31.1.6: seq=3 ttl=64 time=0.595
  ms\n64 bytes from 172.31.1.6: seq=4 ttl=64 time=0.632 ms\n\n--- h6 ping statistics
  ---\n5 packets transmitted, 5 packets received, 0% packet loss\nround-trip min/avg/max
  = 0.530/0.840/1.874 ms\n"


[FAIL]          4 tests completed, one test failed