diff --git a/README.md b/README.md
index ab8d0c9..f95157d 100644
--- a/README.md
+++ b/README.md
@@ -9,11 +9,8 @@ Run a dump:
 Run a dump on a remote machine using ssh:
 > cat sysdump.sh | ssh user@host /bin/bash > dump.json
 
-Explore a dump (require `jq`):
-> ./sysdump.sh dump.json
-
-Explore specific entries of a dump:
-> ./sysdump.sh dump.json uname timezone
+To explore a dump (require `jq`), see help as follow:
+> ./sysdump.sh -h
 
 # Useful entries
 Important note: Depending on the system, some entries may not be available.
@@ -33,10 +30,6 @@ Important note: Depending on the system, some entries may not be available.
 
 # Notes
 - Some commands require root permissions.
-If `sysdump.sh` is not run as root, these commands will not be executed.
-- List available entries:
-> cat dump.json |grep -o ".*:"
-- List available command versions:
-> cat dump.json |grep -o "cmd_.*_version"
-- For more infos on what is actually dump see `sysdump.sh`
+If `sysdump.sh` is not run as root, these commands will not be executed and the entries
+will not be reported in the dump file.
 
diff --git a/sysdump.sh b/sysdump.sh
index fa4b966..a060b0b 100755
--- a/sysdump.sh
+++ b/sysdump.sh
@@ -29,12 +29,139 @@ dump() {
 	[ "$USE_COMMA" -eq 0 ] && echo "\"${entry}\": \"${value}\""
 }
 
-# Read mode
-if [ $# -gt 0 ]
+sysdump() {
+	# Start dump
+	echo "{"
+	USE_COMMA=1
+	# safecat
+	dump "/etc/nftables.conf" safecat /etc/nftables.conf
+	dump "/etc/group" safecat /etc/group
+	dump "$HOME/.bashrc" safecat $HOME/.bashrc
+	dump "$HOME/.bash_profile" safecat $HOME/.bash_profile
+	dump "/etc/fstab" safecat /etc/fstab
+	dump "/etc/ssh/sshd_config" safecat /etc/ssh/sshd_config
+	dump "/proc/cpuinfo" safecat /proc/cpuinfo
+	dump "/etc/os-release" safecat /etc/os-release
+	dump "/proc/zoneinfo" safecat /proc/zoneinfo
+	dump "/proc/meminfo" safecat /proc/meminfo
+	dump "/proc/cmdline" safecat /proc/cmdline
+	dump "/proc/version" safecat /proc/version
+	dump "/etc/resolv.conf" safecat /etc/resolv.conf
+	dump "/etc/sysctl.conf" safecat /etc/sysctl.conf
+	dump "/etc/apt/sources.list" safecat /etc/apt/sources.list
+	dump "/etc/hosts" safecat /etc/hosts
+	dump "/etc/bash.bashrc" safecat /etc/bash.bashrc
+	dump "/etc/timezone" safecat /etc/timezone
+	dump "/boot/config-$(uname -r)" safecat /boot/config-$(uname -r)
+	# safecatroot
+	dump "/etc/shadow" safecatroot /etc/shadow
+	dump "/etc/sudoers" safecatroot /etc/sudoers
+	# safecmd
+	dump "date" date +%s
+	dump "hostname" safecmd hostname
+	dump "id" safecmd id
+	dump "env" safecmd env
+	dump "top" safecmd top -b -n 1
+	dump "locale" safecmd locale
+	dump "systemctl" safecmd systemctl --no-pager
+	dump "free" safecmd free -h
+	dump "df" safecmd df -h
+	dump "boot_folder" safecmd ls -R /boot/
+	dump "home_folder" safecmd ls -al ${HOME}
+	dump "root_folder" safecmd ls -al /
+	dump "uid" safecmd id -u
+	dump "gid" safecmd id -g
+	dump "gids" safecmd id -G
+	dump "ipaddr" safecmd ip addr
+	dump "uname" safecmd uname -a
+	dump "lsb_release" safecmd lsb_release
+	dump "uptime" safecmd uptime
+	dump "mount" safecmd mount
+	dump "lscpu" safecmd lscpu
+	dump "lsblk" safecmd lsblk
+	dump "lsusb" safecmd lsusb
+	dump "lsmod" safecmd lsmod
+	dump "lspci" safecmd lspci
+	dump "lsirq" safecmd lsirq
+	dump "lsfd" safecmd lsfd
+	dump "glxinfo" safecmd glxinfo -B
+	dump "compgen" safecmd compgen -c
+	dump "openssl" safecmd openssl
+	dump "users" safecmd users
+	dump "declare" safecmd declare
+	dump "ping" safecmd ping -c 2 -W 2 4.2.2.2
+	# dump versions
+	for cmd in bash gcc ld python3 cmake make tar zip gzip bzip2 xz cpio wget rsync curl node pip apt cat systemctl gpg R ruby awk grep sshfs docker java
+	do
+		dump "cmd_${cmd}_version" safecmd $cmd --version
+	done
+	dump "cmd_ssh_version" safecmd sshd -V
+	dump "cmd_tmux_version" safecmd tmux -V
+	dump "cmd_nginx_version" safecmd nginx -v
+	dump "cmd_go_version" safecmd go version
+	# safecmdroot
+	dump "dmidecode" safecmdroot dmidecode
+	dump "iptables" safecmdroot iptables -L
+	dump "fdisk" safecmdroot fdisk -l
+	USE_COMMA=0
+	dump "dmesg" safecmdroot dmesg
+	echo "}"
+}
+
+# Parse arguments
+POSITIONAL_ARGS=()
+ACTION="dump"
+while [[ $# -gt 0 ]]; do
+	case $1 in
+		-l|--list-entries)
+			ACTION="list"
+			shift
+			;;
+		-s|--summarize)
+			ACTION="summarize"
+			shift # past value
+			;;
+		-p|--parse)
+			ACTION="parse"
+			shift # past value
+			;;
+		-h|--help)
+			echo "Usage: $0 [OPTION] [DUMP_FILE] [ENTRIES]"
+			echo "  -l, --list-entries: Show available entries from a dump file"
+			echo "  -p, --parse: Parse the content of a dump file"
+			echo "               Example 1: $0 -p dump.json"
+			echo "               Example 2: $0 -p dump.json uname uptime"
+			echo "  -s, --summarize: Summarize a dump file"
+			echo "  -h, --help: Show this help"
+			exit 0
+			;;
+		-*|--*)
+			echo "Unknown option $1"
+			exit 1
+			;;
+		*)
+			POSITIONAL_ARGS+=("$1") # save positional arg
+			shift # past argument
+			;;
+	esac
+done
+set -- "${POSITIONAL_ARGS[@]}" # restore positional parameters
+
+# Check requirements
+ensure base64
+[ "$ACTION" == "dump" ] && [ $# -ne 0 ] && { echo "I do not understand the following: $@"; exit 1; }
+[ "$ACTION" != "dump" ] && [ $# -eq 0 ] && { echo "Missing dump file path"; exit 1; }
+[ "$ACTION" != "dump" ] && [ ! -f "$1" ] && { echo "File \"$1\" not found"; exit 1; }
+
+# Do dump
+[ "$ACTION" == "dump" ] && { sysdump; exit 0; }
+# List entries
+[ "$ACTION" == "list" ] && { ensure jq; cat "$1"|jq -r "keys[]"; exit 0; }
+# Parse dump file
+if [ "$ACTION" == "parse" ]
 then
 	ensure jq
 	file=$1
-	[ ! -f "$file" ] && { echo >&2 "Dump \"$file\" not found, abort..."; exit 1; }
 	if [ $# -gt 1 ]
 	then
 		shift
@@ -51,84 +178,37 @@ then
 	done <<< "$(cat "$file"|jq -r 'keys[]')"
 	exit 0
 fi
+# Summarize dump file
+if [ "$ACTION" == "summarize" ]
+then
+	ensure jq
+	file=$1
+	OS_RELEASE=$(cat "$file"|jq -r '.["/etc/os-release"]'|base64 -d)
+	CPU_INFO=$(cat "$file"|jq -r '.["/proc/cpuinfo"]'|base64 -d)
+	PING_SUCCESS_COUNT=$(cat "$file"|jq -r '.["ping"]'|base64 -d|grep "packet loss"|cut -d, -f 2|awk '{print $1+0}')
 
-# Check commands exist
-ensure base64
+	# Extract infos
+	INFO_OS_NAME=$(echo "$OS_RELEASE"|grep "^NAME=" | cut -d'"' -f 2)
+	INFO_OS_VERSION=$(echo "$OS_RELEASE"|grep "^VERSION=" | cut -d'"' -f 2)
+	INFO_CPU_MODEL=$(echo "$CPU_INFO"|grep "model name" | cut -d':' -f 2|uniq|awk '{$1=$1};1')
+	INFO_CPU_CORE_N_PHY=$(echo "$CPU_INFO"|grep ^cpu\\scores /proc/cpuinfo | uniq |  awk '{print $4}')
+	INFO_CPU_CORE_N_VIRT=$(echo "$CPU_INFO"|grep -c ^processor /proc/cpuinfo)
+	[ "$INFO_CPU_CORE_N_PHY" -eq  "$INFO_CPU_CORE_N_VIRT" ] && INFO_CPU_HYPERTHREADING="off" || INFO_CPU_HYPERTHREADING="on"
+	[ $PING_SUCCESS_COUNT -gt 0 ] && INFO_OTHER_NETWORK="on" || INFO_OTHER_NETWORK="off"
 
-# Start dump
-echo "{"
-USE_COMMA=1
-# safecat
-dump "/etc/nftables.conf" safecat /etc/nftables.conf
-dump "/etc/group" safecat /etc/group
-dump "$HOME/.bashrc" safecat $HOME/.bashrc
-dump "$HOME/.bash_profile" safecat $HOME/.bash_profile
-dump "/etc/fstab" safecat /etc/fstab
-dump "/etc/ssh/sshd_config" safecat /etc/ssh/sshd_config
-dump "/proc/cpuinfo" safecat /proc/cpuinfo
-dump "/etc/os-release" safecat /etc/os-release
-dump "/proc/zoneinfo" safecat /proc/zoneinfo
-dump "/proc/meminfo" safecat /proc/meminfo
-dump "/proc/cmdline" safecat /proc/cmdline
-dump "/proc/version" safecat /proc/version
-dump "/etc/resolv.conf" safecat /etc/resolv.conf
-dump "/etc/sysctl.conf" safecat /etc/sysctl.conf
-dump "/etc/apt/sources.list" safecat /etc/apt/sources.list
-dump "/etc/hosts" safecat /etc/hosts
-dump "/etc/bash.bashrc" safecat /etc/bash.bashrc
-dump "/etc/timezone" safecat /etc/timezone
-dump "/boot/config-$(uname -r)" safecat /boot/config-$(uname -r)
-# safecatroot
-dump "/etc/shadow" safecatroot /etc/shadow
-dump "/etc/sudoers" safecatroot /etc/sudoers
-# safecmd
-dump "date" date +%s
-dump "hostname" safecmd hostname
-dump "id" safecmd id
-dump "env" safecmd env
-dump "top" safecmd top -b -n 1
-dump "locale" safecmd locale
-dump "systemctl" safecmd systemctl --no-pager
-dump "free" safecmd free -h
-dump "df" safecmd df -h
-dump "boot_folder" safecmd ls -R /boot/
-dump "home_folder" safecmd ls -al ${HOME}
-dump "root_folder" safecmd ls -al /
-dump "uid" safecmd id -u
-dump "gid" safecmd id -g
-dump "gids" safecmd id -G
-dump "ipaddr" safecmd ip addr
-dump "uname" safecmd uname -a
-dump "lsb_release" safecmd lsb_release
-dump "uptime" safecmd uptime
-dump "mount" safecmd mount
-dump "lscpu" safecmd lscpu
-dump "lsblk" safecmd lsblk
-dump "lsusb" safecmd lsusb
-dump "lsmod" safecmd lsmod
-dump "lspci" safecmd lspci
-dump "lsirq" safecmd lsirq
-dump "lsfd" safecmd lsfd
-dump "glxinfo" safecmd glxinfo -B
-dump "compgen" safecmd compgen -c
-dump "openssl" safecmd openssl
-dump "users" safecmd users
-dump "declare" safecmd declare
-dump "ping" safecmd ping -c 2 -W 2 4.2.2.2
-# dump versions
-for cmd in bash gcc ld python3 cmake make tar zip gzip bzip2 xz cpio wget rsync curl node pip apt cat systemctl gpg R ruby awk grep sshfs docker java
-do
-	dump "cmd_${cmd}_version" safecmd $cmd --version
-done
-dump "cmd_ssh_version" safecmd sshd -V
-dump "cmd_tmux_version" safecmd tmux -V
-dump "cmd_nginx_version" safecmd nginx -v
-dump "cmd_go_version" safecmd go version
-# safecmdroot
-dump "dmidecode" safecmdroot dmidecode
-dump "iptables" safecmdroot iptables -L
-dump "fdisk" safecmdroot fdisk -l
-USE_COMMA=0
-dump "dmesg" safecmdroot dmesg
-echo "}"
+	
+	# Print Information
+	echo "====> OS <===="
+	echo "OS Name: ${INFO_OS_NAME}"
+	echo "OS Version: ${INFO_OS_VERSION}"
+	echo
+	echo "====> CPU <===="
+	echo "Model: ${INFO_CPU_MODEL}"
+	echo "Physical Core Count: ${INFO_CPU_CORE_N_PHY}"
+	echo "Logical Core Count: ${INFO_CPU_CORE_N_VIRT}"
+	echo "Hyperthreading State: ${INFO_CPU_HYPERTHREADING}"
+	echo
+	echo "====> Other informations <===="
+	echo "Network State: ${INFO_OTHER_NETWORK}"
+fi