Полный текст ошибки : client_loop: send disconnect: Broken pipe В логах ничего полезного.
мой конфиг
TCPKeepAlive yes
# no default banner path
#Banner none
# Allow client to pass locale environment variables
AcceptEnv LANG LC_*
# override default of no subsystems
Subsystem sftp /usr/lib/openssh/sftp-server
PasswordAuthentication no
PubkeyAuthentication no
KeepAlive yes
Match Address 192.168.*.*
PasswordAuthentication yes
PubkeyAuthentication yes
AllowUsers user
ForceCommand internal-sftp
PasswordAuthentication yes
ChrootDirectory /var/sftp
PermitTunnel no
AllowAgentForwarding no
AllowTcpForwarding yes
X11Forwarding no
ClientAliveInterval 600
ClientAliveCountMax 3