All commands support the following parameters to specify the tape device:

--device <path>
 Path to the Linux tape device
--drive <name> Use drive from Proxmox Backup Server configuration.

Commands which generate output support the --output-format parameter. It accepts the following values:

text:Text format (default). Human readable.
json:JSON (single line).
json-pretty:JSON (multiple lines, nicely formatted).

Device driver options can be specified as integer numbers (see /usr/include/linux/mtio.h), or using symbolic names:

buffer-writes:Enable buffered writes
async-writes:Enable async writes
read-ahead:Use read-ahead for fixed block size
debugging:Enable debugging if compiled into the driver
two-fm:Write two file marks when closing the file
fast-mteom:Space directly to eod (and lose file number)
auto-lock:Automatically lock/unlock drive door
def-writes:Defaults are meant only for writes
can-bsr:Indicates that the drive can space backwards
no-blklims:Drive does not support read block limits
can-partitions:Drive can handle partitioned tapes
scsi2locical:Seek and tell use SCSI-2 logical block addresses
sysv:Enable the System V semantics
nowait:Do not wait for rewind, etc. to complete
sili:Enables setting the SILI bit in SCSI commands when reading in variable block mode to enhance performance when reading blocks shorter than the byte count