Where possible, add a maxttl time so we can show the maximum amount of time the user can request without admin intervention, beyond the current expiration. This is just a guide, and not that on the Geni path, we do not actually enforce a limit (the portal does on experiments it creates), but people using the geni API directly, can basically keep nodes forever by continually asking for more time via slice Renew().
Where possible, add a maxttl time so we can show the maximum amount of time
the user can request without admin intervention, beyond the current
expiration. This is just a guide, and not that on the Geni path, we do not
actually enforce a limit (the portal does on experiments it creates), but
people using the geni API directly, can basically keep nodes forever by
continually asking for more time via slice Renew().

nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome