ClientAliveInterval 30
ClientAliveMaxCount 1200
TCPKeepAlive yes

Host *
ServerAliveInterval 30
ServerAliveMaxCount 1200
TCPKeepAlive no
IPQoS lowdelay throughput

debug1: client_input_channel_req: channel 0 rtype keepalive@openssh.com reply 1
debug3: send_packet: type 100
Hey, time is Wed May 22 21:06:45 PDT 2019.  Now sleeping for 10 seconds
Hey, time is Wed May 22 21:06:55 PDT 2019.  Now sleeping for 10 seconds
Hey, time is Wed May 22 21:07:05 PDT 2019.  Now sleeping for 10 seconds
debug3: receive packet: type 98
debug1: client_input_channel_req: channel 0 rtype keepalive@openssh.com reply 1
debug3: send packet: type 100
Hey, time is Wed May 22 21:07:15 PDT 2019.  Now sleeping for 10 seconds
debug3: send packet: type 80
debug3: send packet: type 80
Hey, time is Wed May 22 21:07:25 PDT 2019.  Now sleeping for 10 seconds
debug3: send packet: type 1
packet_write_wait: Connection to 10.###### port 22: Broken pipe