Creating Device configuration snippets
[CREATED] dut: normalize,initial,routing,ospf,tunnel.gre
[CREATED] r2: initial,routing,ospf,tunnel.gre
[CREATED] r3: initial,routing
[CREATED] core: initial
Checking Are lab devices ready to be configured?
 [INFO] Checking SSH server(s) on dut
Config Normalizing device configurations
netmiko:  [INFO] Sent normalize configuration to dut
Config Deploying device configurations
 [INFO] Executing initial configuration for node r2
 [INFO] Executing initial configuration for node r3
 [INFO] Executing initial configuration for node core
 [INFO] Executing routing configuration for node r2
 [INFO] Executing routing configuration for node r3
 [INFO] Executing ospf configuration for node r2
 [INFO] Executing tunnel.gre configuration for node r2
netmiko:  [INFO] Sent initial configuration to dut
netmiko:  [INFO] Sent routing configuration to dut
netmiko:  [INFO] Sent ospf configuration to dut
netmiko:  [INFO] Sent tunnel.gre configuration to dut

Results of configuration script deployments
================================================================================
dut              Script:  normalize,initial,routing,ospf,tunnel.gre
r2               Script:  initial,routing,ospf,tunnel.gre
r3               Script:  initial,routing
core             Script:  initial


Test the GRE tunnels. The tested devices has GRE tunnels over IPv4 and IPv6
and runs OSPFv2 and OSPFv3 over them. The probes should receive OSPF routes
advertised from the DUT and be able to ping its loopback.