Alcatel-Lucent 7450 ESS Series Configuration Manual page 88

IP Router Command Reference
configure
Page 88
— router
— l2tp
— tunnel-selection-blacklist
— add-tunnel never
on reason>[reason...(upto 8 max)]
— add-tunnel
— no add-tunnel
— add-tunnel
— max-list-length count
— no max-list-length
— max-time minutes
— no max-time
— timeout-action action
— no timeout-action
7450 ESS OS Router Configuration Guide