NSO -> NCS6K IOS-XR 6.2.3
Normally we expect the prompt 'sysadmin-vm:0_RP0#'
On one device, when in admin mode, we are getting: [?7hsysadmin-vm:0_RP0# *** IDLE TIMEOUT ***
Which we don''t match, and hence the timeout.
This looks like an ANSI Escape ...
