[ping_red] Ping-based reachability test in VLAN red [ node(s): h1 ]
[WAITING]  Waiting for STP to wake up (retrying for 30 seconds)
[PASS]     h1: Ping to h2 (172.31.1.2) succeeded
[PASS]     Test succeeded in 6.2 seconds

[SUCCESS]  Tests passed: 1