1. Many Ports USB Hub
2. Many USB Serial Console Cable RJ45
3. Cheap laptop

con R1

to quit screen: C-t :quit

/etc/udev/rules.d/99-usb-serial.rules

ACTION=="add", ATTRS{idVendor}=="0403", ATTRS{idProduct}=="6001", GROUP="users", MODE="0666"
ACTION=="add", ATTRS{idVendor}=="0403", ATTRS{idProduct}=="6001", SYMLINK+="tty.usbserial-$attr{serial}"
#ACTION=="add", ATTRS{idVendor}=="0403", ATTRS{idProduct}=="6001", KERNEL="ttyUSB*", NAME="tty.usbserial-$attr{serial}"

.screenrc

# Escape key is C-t, literal is a
escape ^Ta
 
log on
deflog on
logfile "/home/wnoguchi/logs/screen-%Y%m%d-%0c:%s-%n.log"

.tmux.conf

# change prefix Ctrl+<Backslash>
set -g prefix 'C-\'
 
# Unbind default key prefix
unbind C-b
 
# Decrease Key Stroke Delay
set -sg escape-time 1
 
bind | split-window -h \; select-layout even-horizontal
bind - split-window -v \; select-layout even-vertical
bind h select-layout even-horizontal
bind v select-layout even-vertical
bind e setw synchronize-panes on
bind E setw synchronize-panes off
 
unbind %
bind-key % split-window -h -c "#{pane_current_path}"
unbind '"'
bind-key '"' split-window -v -c "#{pane_current_path}"
 
# split pane vertically.
bind v split-window -h -c "#{pane_current_path}"
 
# split pane horizontally.
bind s split-window -v -c "#{pane_current_path}"
 
# preserve current directory
bind c new-window -c "#{pane_current_path}"
 
# Plugins
set -g @plugin 'tmux-plugins/tpm'
 
# Initialize TMUX plugin manager
# (keep this line at the very bottom of tmux.conf)
run '~/.tmux/plugins/tpm/tpm'
 
set -g @plugin 'tmux-plugins/tmux-resurrect'
set -g @plugin 'tmux-plugins/tmux-continuum'
 
#===================================
# Auto start tmux and restore
#===================================
 
# auto start terminal
set -g @continuum-boot 'on'
set -g @continuum-boot-options 'iterm'
 
# auto restore tmux
set -g @continuum-restore 'on'

/usr/local/bin/con

#!/bin/bash
 
case $1 in
  "R1")
    # R1
    devname=tty.usbserial-AI0388SG
          ;;
  "R2")
    # R2
    devname=tty.usbserial-AI038TTH
          ;;
  "R5")
    # R5
    devname=tty.usbserial-A504CVAJ
          ;;
  "DSW1")
    # DSW1
    devname=tty.usbserial-AL00LMJ1
          ;;
  "DSW2")
    # DSW2
    devname=tty.usbserial-A504APRK
          ;;
  "ASW1")
    # ASW1
    devname=tty.usbserial-AI038TTZ
          ;;
  "ASW2")
    # ASW2
    devname=tty.usbserial-A504CU6I
          ;;
  "ASW3")
    # ASW3
    devname=tty.usbserial-FTGNW2EB
          ;;
  "ASW101")
    # ASW101
    devname=tty.usbserial-A103NTFZ
          ;;
  "ASW201")
    # ASW201
    devname=tty.usbserial-A504AOKI
          ;;
  "ASW202")
    # ASW202
    devname=tty.usbserial-A504AQ7R
          ;;
  *)
    :
          ;;
esac
 
screen /dev/${devname}