2.8 new install, not binding to additional ports

[lists at sbt.net.au]

I've enabled additional ports in /etc/amavisd.conf
but, I'm only binding to 10024

what have I screwed up...?
is my /etc/amavisd.conf in wrong place ?


--------------------
/etc# service amavis debug
Trying to run amavisd-new in debug mode...
May 23 09:45:02.655 palm /usr/sbin/amavisd-new[20143]: starting.
/usr/sbin/amavisd-new at palm amavisd-new-2.8.0-pre7 (20120522), Unicode
aware, LANG="en_AU.UTF-8"
May 23 09:45:02.655 palm /usr/sbin/amavisd-new[20143]: perl=5.010001,
user=, EUID: 117 (117);  group=, EGID: 125 125 (125 125)
May 23 09:45:02.681 palm /usr/sbin/amavisd-new[20143]: INFO: no optional
modules: unicore::lib::Perl::Alnum.pl unicore::lib::Perl::SpacePer.pl
unicore::lib::Perl::Word.pl unicore::lib::Alpha::Y.pl
unicore::lib::Nt::De.pl IO::Socket::IP Unix::Getrusage
May 23 09:45:02.681 palm /usr/sbin/amavisd-new[20143]: bind to
/var/lib/amavis/amavisd.sock|unix, 127.0.0.1:10024/tcp
May 23 09:45:02.682 palm /usr/sbin/amavisd-new[20143]: Net::Server:
2012/05/23-09:45:02 Amavis (type Net::Server::PreForkSimple) starting!
pid(20143)
May 23 09:45:02.685 palm /usr/sbin/amavisd-new[20143]: Net::Server:
Binding to UNIX socket file /var/lib/amavis/amavisd.sock using SOCK_STREAM
May 23 09:45:02.685 palm /usr/sbin/amavisd-new[20143]: Net::Server:
Binding to TCP port 10024 on host 127.0.0.1
May 23 09:45:02.685 palm /usr/sbin/amavisd-new[20143]: Net::Server: Group
Not Defined.  Defaulting to EGID '125 125'
May 23 09:45:02.685 palm /usr/sbin/amavisd-new[20143]: Net::Server: User
Not Defined.  Defaulting to EUID '117'
May 23 09:45:02.685 palm /usr/sbin/amavisd-new[20143]: Net::Server:
Setting up serialization via flock
May 23 09:45:02.686 palm /usr/sbin/amavisd-new[20143]: after_chroot_init:
EUID: 117 (117);  EGID: 125 125 (125 125)
May 23 09:45:02.686 palm /usr/sbin/amavisd-new[20143]: config files read:
/usr/share/amavis/conf.d/10-debian_scripts,
/usr/share/amavis/conf.d/20-package, /etc/amavis/conf.d/01-debian,
/etc/amavis/conf.d/05-domain_id, /etc/amavis/conf.d/05-node_id,
/etc/amavis/conf.d/15-av_scanners,
/etc/amavis/conf.d/15-content_filter_mode,
/etc/amavis/conf.d/20-debian_defaults,
/etc/amavis/conf.d/21-ubuntu_defaults,
/etc/amavis/conf.d/25-amavis_helpers,
/etc/amavis/conf.d/30-template_localization,
/etc/amavis/conf.d/40-policy_banks, /etc/amavis/conf.d/50-user
May 23 09:45:02.700 palm /usr/sbin/amavisd-new[20143]: Module Amavis::Conf
       2.315
--------------------

/etc# grep '$inet_socket_port' /etc/amavisd.conf
               # option(s) -p overrides $inet_socket_port and
$unix_socketname
#$inet_socket_port = 10024;   # listen on this local TCP port(s)
$inet_socket_port = [10024,10026,10586];  # listen on multiple TCP ports