sshuttle -vvv 0/0 --method tproxy -r user@server.com
Starting sshuttle proxy.
firewall manager: Starting firewall with Python version 3.5.2+
firewall manager: ready method name tproxy.
IPv6 enabled: True
UDP enabled: True
DNS enabled: False
Binding redirector: 12300
TCP redirector listening on ('::1', 12300, 0, 0).
TCP redirector listening with <socket.socket fd=5, family=AddressFamily.AF_INET6, type=SocketKind.SOCK_STREAM, proto=0, laddr=('::1', 12300, 0, 0)>.
TCP redirector listening on ('127.0.0.1', 12300).
TCP redirector listening with <socket.socket fd=7, family=AddressFamily.AF_INET, type=SocketKind.SOCK_STREAM, proto=0, laddr=('127.0.0.1', 12300)>.
UDP redirector listening on ('::1', 12300, 0, 0).
UDP redirector listening with <socket.socket fd=8, family=AddressFamily.AF_INET6, type=SocketKind.SOCK_DGRAM, proto=0, laddr=('::1', 12300, 0, 0)>.
UDP redirector listening on ('127.0.0.1', 12300).
UDP redirector listening with <socket.socket fd=9, family=AddressFamily.AF_INET, type=SocketKind.SOCK_DGRAM, proto=0, laddr=('127.0.0.1', 12300)>.
Traceback (most recent call last):
  File "/usr/bin/sshuttle", line 9, in <module>
    load_entry_point('sshuttle==0.78.1', 'console_scripts', 'sshuttle')()
  File "/usr/lib/python3/dist-packages/sshuttle/cmdline.py", line 74, in main
    opt.daemon, opt.pidfile)
  File "/usr/lib/python3/dist-packages/sshuttle/client.py", line 711, in main
    fw.method.setup_tcp_listener(tcp_listener)
  File "/usr/lib/python3/dist-packages/sshuttle/methods/tproxy.py", line 142, in setup_tcp_listener
    tcp_listener.setsockopt(socket.SOL_IP, IP_TRANSPARENT, 1)
  File "/usr/lib/python3/dist-packages/sshuttle/client.py", line 107, in setsockopt
    self.v6.setsockopt(level, optname, value)
PermissionError: [Errno 1] Operation not permitted