ERROR AL INICIAL FIREWALL

[rlc@yumuri.mtz.sld.cu]

saludos
Tengo un debian montado en mi server de correo y quiero configurar el
firewall y al parecer tengo algo mal ya que me da el siguiente error:
Pueden ayudarme con esto o indicarme algun manual para consultas

Starting Firewall:
firehol/tmp/.firehol-tmp-11777-30082-17165/firehol-tmp.sh: line 19:
Accept: command not found

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ERROR #: 1
WHAT   : Initializing
WHY    : The command used requires that a primary command is set.
COMMAND: policy drop
SOURCE : line INIT of /etc/firehol/firehol.conf


--------------------------------------------------------------------------------
ERROR #: 2
WHAT   : Initializing
WHY    : The command used requires that a primary command is set.
COMMAND: server smtp accept
SOURCE : line INIT of /etc/firehol/firehol.conf


--------------------------------------------------------------------------------
ERROR #: 3
WHAT   : Initializing
WHY    : The command used requires that a primary command is set.
COMMAND: server imap accept
SOURCE : line INIT of /etc/firehol/firehol.conf


--------------------------------------------------------------------------------
ERROR #: 4
WHAT   : Initializing
WHY    : The command used requires that a primary command is set.
COMMAND: server pop3
SOURCE : line INIT of /etc/firehol/firehol.conf


--------------------------------------------------------------------------------
ERROR #: 5
WHAT   : Initializing
WHY    : The command used requires that a primary command is set.
COMMAND: server ssh accept
SOURCE : line INIT of /etc/firehol/firehol.conf

                            Gracias