RP/0/RP0/CPU0:R1(config)#router isis 1
RP/0/RP0/CPU0:R1(config-isis)# max-lsp-lifetime ?
  <1-65535>  Maximum LSP lifetime in seconds, default is 1200
RP/0/RP0/CPU0:R1(config-isis)# max-lsp-lifetime 
% Incomplete command.
RP/0/RP0/CPU0:R1(config-isis)# lsp-refresh-interval ?
  <1-65535>  LSP refresh time in seconds, default is 900
RP/0/RP0/CPU0:R1(config-isis)# lsp-refresh-interval 
% Incomplete command.
RP/0/RP0/CPU0:R1(config-isis)# lsp-mtu ?
  <128-8979>  Max LSP size in bytes, default is 1492
RP/0/RP0/CPU0:R1(config-isis)# lsp-mtu 
% Incomplete command.
RP/0/RP0/CPU0:R1(config-isis)# lsp-gen-interval ?
  initial-wait    Initial delay before generating an LSP in milliseconds, default is 50
  secondary-wait  Secondary delay before generating an LSP in milliseconds, default is 200
  maximum-wait    Maximum delay before generating an LSP in milliseconds, default is 5000
RP/0/RP0/CPU0:R1(config-isis)# lsp-gen-interval 
% Incomplete command.