A method for adjusting the compression in the vane cell chambers in the compression region of a vane cell pump for conveying pasty substance, in particular sausage meat, and a corresponding vane cell pump, wherein the compression is adjusted by changing the guide of the vane. An electronic messaging server sorts electronic messages using attributes associated with the senders or sender addresses of the electronic messages. The programmable routing structure can include long conductors that transmit signals across the chip quickly without the delay encountered in shorter routing conductors.