RP/0/RP0/CPU0:R1(config)#router isis 1
RP/0/RP0/CPU0:R1(config-isis)# lsp-password ?
  WORD       The unencrypted (clear text) LSP/SNP password
  accept     Use password for incoming authentication only
  clear      Specifies an unencrypted password will follow
  encrypted  Specifies an encrypted password will follow
  hmac-md5   Use HMAC-MD5 authentication
  keychain   Specifies a Key Chain name will follow
  text       Use cleartext password authentication
RP/0/RP0/CPU0:R1(config-isis)# lsp-password 
% Incomplete command.
RP/0/RP0/CPU0:R1(config-isis)# interface GigabitEthernet0/0/0/0
RP/0/RP0/CPU0:R1(config-isis-if)#  hello-password ?
  WORD       The unencrypted (clear text) hello password
  accept     Use password for incoming authentication only
  clear      Specifies an unencrypted password will follow
  encrypted  Specifies an encrypted password will follow
  hmac-md5   Use HMAC-MD5 authentication
  keychain   Specifies a Key Chain name will follow
  text       Use cleartext password authentication
RP/0/RP0/CPU0:R1(config-isis-if)#  hello-password 
% Incomplete command.
RP/0/RP0/CPU0:R1(config-isis-if)#commit
Wed Sep  9 11:18:08.871 UTC
RP/0/RP0/CPU0:R1(config-isis-if)#end