Monthly Archive for August, 2006

Xrite DTP-41 woes

In version 3.2.01 of Blackmagic and version 4.2.01 of Megarip we introduced a user selectable density standard for any process that involved measurement of density. While implementing this change we also fixed a long standing idiosyncrasy of the DTP-41 driver that caused excessively high readings of yellow densities.
A side effect of this fix is that any pagesetups that were linearised using the DTP-41 and versions of Blackmagic / Megarip prior to 3.2.01/4.2.01 will not be linearised correctly using version 3.2.01/4.2.01 or later of Blackmagic / Megarip. To linearise these pagesetups please use a the client that shipped with version 3.2 / 4.2 of Blackmagic / Megarip. The client version is 1.2. Any new pagesetups that are created with these new version will not exhibit this problem.

UPDATE (2 Sep 2006) : One of our customers has reported that you can use the 1.2.01 client as long as you set the density standard to Status E. This ensures you get the same readings as with versions of the client prior to 1.2.01

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Network ports used by Serendipity products

Sometimes you need to gain access to a remote Serendipity Blackmagic or Megarip server. Usually there is a firewall between you and the server so ports need to be either opened or forwarded on the firewall / router.

To help system administrators with this, here is a list of ports used by our products.

Server

9100/tcp main Serendipity Client connection port
9100/udp listens to broadcasts so Serendipity Client can list available servers
9103/tcp Serendipity Client connects here to retrieve thumbnails

Slave server

9103/tcp server connects here and submits jobs
9103/udp listens to broadcasts so the server can enumerate available slave servers

Serendipity Client

Serendipity Client connects to port 9100/tcp on the server to execute commands
Serendipity Client connects to port 9103/tcp on the server to retrieve job thumbnails

So in order to allow access to a Serendipity Blackmagic or Megarip server from a remote client, ports 9100/tcp and 9103/tcp will need to be forwarded from the router to the computer the server is running on.

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