please help me whith Newcs

[svebbe]

I have a debian server with a usb phoenix (with com) where I have installed newcs.
but only gets picture on some Channels in a few seconds and it freezes for a few seconds and picture again in a few seconds.
And it gives ok ecm in log
Here is my newcs.xml

<newCSconfig>
<readers name="Standard Phoenix on PC">
<device>
<name>Com1</name>
<type>phoenix</type>
<mhz>368</mhz>
<node>/dev/ttyS0</node>
<parity>odd</parity>
<reset>normal</reset>
<export>Yes</export>
<enabled>Yes</enabled>
<blocksa>No</blocksa>
<blockua>No</blockua>
<blockga>No</blockga>
<blockC0>yes</blockC0>
<boxkey>0XXX9XXC</boxkey>
<crypto-special>yes</crypto-special>
<carddetect>no</carddetect>
<newcamd_port>30001</newcamd_port>
</device>
</readers>
<radegastserver>
<enabled>no</enabled>
</radegastserver>
<cache>
</readers>
<radegastserver>
<enabled>no</enabled>
</radegastserver>
<cache>
<emm>20</emm>
<ecm>-1</ecm>
</cache>
<httpd>
<server>
<port>XXXX</port>
<enabled>yes</enabled>
</server>
<user>
<name>XXXX</name>
<password>XXXXXX</password>
<accesslevel>admin</accesslevel>
</user>
</httpd>
<debug>
<password>NewCSpwd</password>
<mode>simple</mode>
<level>normal</level>
<type>init</type>
<output>console,tcp</output>
<console_options>normal,init</console_options>
<tcp_port>1001</tcp_port>
<tcp_options>normal,init</tcp_options>
</debug>
<newcamdserver>
<enabled>yes</enabled>
<name>newcs</name>
<deskey>01 02 03 04 05 06 07 08 09 10 11 12 13 14</deskey>
<user>
<name>testname</name>
<password>testpass</password>
<hostname></hostname>
<port></port>
<au>on</au>
<spider>on</spider>
<sidoverride>on</sidoverride>
<rate>2</rate>
<status>access</status>
</user>
</newcamdserver>
</newCSconfig>

Hope some one kan help me