Applying Custom Signatures - ZyXEL Communications ZYWALL USG 1000 - EDITION 2 Manual

Chapter 34 IDP
The final custom signature should look like as shown in the following figure.
Figure 409 Example Custom Signature

34.8.3 Applying Custom Signatures

After you create your custom signature, it becomes available in the IDP service
group category in the Configuration > Anti-X > IDP > Profile > Edit screen.
Custom signatures have an SID from 9000000 to 9999999.
598
ZyWALL USG 1000 User's Guide