NameVirtualHost 192.168.1.2:8081
<VirtualHost 192.168.1.2:8081> 
     DocumentRoot /srv/8081_name_des_webs/html
     ScriptAlias /cgi-bin/ "/srv/8081_name_des_web/html/cgi-bin/"
     ErrorLog /srv/8081_name_des_web/logs/error.log
     CustomLog /srv/8081_name_des_web/logs/access.log combined
     AccessFileName .htaccess
</VirtualHost>

NameVirtualHost 192.168.1.2:8082
<VirtualHost 192.168.1.2:8082> 
     DocumentRoot /srv/8082_name_des_webs/html
     ScriptAlias /cgi-bin/ "/srv/8082_name_des_web/html/cgi-bin/"
     ErrorLog /srv/8082_name_des_web/logs/error.log
     CustomLog /srv/8082_name_des_web/logs/access.log combined
     AccessFileName .htaccess
</VirtualHost>
...