On receiving NAS:
setcfg LOGIN "SSH AllowTcpForwarding" TRUE
reboot
On client to forward local port 8443 to the QNAP admin interface:
ssh user@host -L 8443:localhost:443
On receiving NAS:
setcfg LOGIN "SSH AllowTcpForwarding" TRUE
reboot
On client to forward local port 8443 to the QNAP admin interface:
ssh user@host -L 8443:localhost:443