dev_channels

Set the number of combined hardware queues (RSS queues) for a network device.

Uses ethtool -L to configure the number of combined queues. If the device
already has the requested number of queues, no change is made.

Variables:
  N   - Number of combined queues to set (default: 1)
  NIC - NIC index to configure (default: 0)

Usage:
  %import@dut dev_channels N=4