* supported at the test run time, the file is skipped, silently.
*
* tsig-key:
+ * name: "key.name"
+ * algorithm: "hmac-sha256"
+ * secret: "<base64"
* the following lines define name:, algorithm: and secret:
* and it adds a tsig-key that can be used.
* del-key <name>
* The tsig key is deleted, from the in-memory key table.
*
* packet
+ * <hex>
+ * endpacket
* A packet in hex dump, on the following lines. Until 'endpacket'.
* It can be used to sign or verify.
* check-packet
+ * <hex>
+ * endpacket
* A packet in hex dump, on the following lines. Until 'endpacket'.
* It is compared to the packet buffer, and the test fails if not equal.
*