SmbClient

List Shares

smbclient -L \\\\$IP\\

List Shares 'Null Authentication'

smbclient -L -N \\\\$IP\\

Download Large Files over SMB

smbclient -N \\\\$IP\\support-tools --socket-options='TCP_NODELAY IPTOS_LOWDELAY SO_KEEPALIVE SO_RCVBUF=131072 SO_SNDBUF=131072'