Bien vu 
I tried:
nmcli connection modify Internet connection.autoconnect yes
but my wired still shutdown when I start my computer.
Here the long result of:
nmcli connection show Internet
connection.id: Internet
connection.uuid: 752d809c-a153-46d1-9a34-de12c37a64d7
connection.stable-id: --
connection.type: 802-3-ethernet
connection.interface-name: --
connection.autoconnect: oui
connection.autoconnect-priority: 0
connection.autoconnect-retries: -1 (default)
connection.multi-connect: 0 (default)
connection.auth-retries: -1
connection.timestamp: 1599813049
connection.read-only: non
connection.permissions: --
connection.zone: --
connection.master: --
connection.slave-type: --
connection.autoconnect-slaves: -1 (default)
connection.secondaries: cabea9e2-922f-4381-a0cc-4ad95ea9e5ca
connection.gateway-ping-timeout: 0
connection.metered: inconnu
connection.lldp: default
connection.mdns: -1 (default)
connection.llmnr: -1 (default)
connection.wait-device-timeout: -1
802-3-ethernet.port: --
802-3-ethernet.speed: 0
802-3-ethernet.duplex: --
802-3-ethernet.auto-negotiate: non
802-3-ethernet.mac-address: --
802-3-ethernet.cloned-mac-address: --
802-3-ethernet.generate-mac-address-mask:--
802-3-ethernet.mac-address-blacklist: --
802-3-ethernet.mtu: auto
802-3-ethernet.s390-subchannels: --
802-3-ethernet.s390-nettype: --
802-3-ethernet.s390-options: --
802-3-ethernet.wake-on-lan: default
802-3-ethernet.wake-on-lan-password: --
ipv4.method: auto
ipv4.dns: --
ipv4.dns-search: --
ipv4.dns-options: --
ipv4.dns-priority: 0
ipv4.addresses: --
ipv4.gateway: --
ipv4.routes: --
ipv4.route-metric: -1
ipv4.route-table: 0 (unspec)
ipv4.routing-rules: --
ipv4.ignore-auto-routes: non
ipv4.ignore-auto-dns: non
ipv4.dhcp-client-id: --
ipv4.dhcp-iaid: --
ipv4.dhcp-timeout: 0 (default)
ipv4.dhcp-send-hostname: oui
ipv4.dhcp-hostname: --
ipv4.dhcp-fqdn: --
ipv4.dhcp-hostname-flags: 0x0 (none)
ipv4.never-default: non
ipv4.may-fail: oui
ipv4.dad-timeout: -1 (default)
ipv6.method: auto
ipv6.dns: --
ipv6.dns-search: --
ipv6.dns-options: --
ipv6.dns-priority: 0
ipv6.addresses: --
ipv6.gateway: --
ipv6.routes: --
ipv6.route-metric: -1
ipv6.route-table: 0 (unspec)
ipv6.routing-rules: --
ipv6.ignore-auto-routes: non
ipv6.ignore-auto-dns: non
ipv6.never-default: non
ipv6.may-fail: oui
ipv6.ip6-privacy: -1 (unknown)
ipv6.addr-gen-mode: stable-privacy
ipv6.ra-timeout: 0 (default)
ipv6.dhcp-duid: --
ipv6.dhcp-iaid: --
ipv6.dhcp-timeout: 0 (default)
ipv6.dhcp-send-hostname: oui
ipv6.dhcp-hostname: --
ipv6.dhcp-hostname-flags: 0x0 (none)
ipv6.token: --
proxy.method: none
proxy.browser-only: non
proxy.pac-url: --
proxy.pac-script: --
GENERAL.NAME: Internet
GENERAL.UUID: 752d809c-a153-46d1-9a34-de12c37a64d7
GENERAL.DEVICES: enp2s0
GENERAL.IP-IFACE: enp2s0
GENERAL.STATE: activé
GENERAL.DEFAULT: non
GENERAL.DEFAULT6: non
GENERAL.SPEC-OBJECT: --
GENERAL.VPN: non
GENERAL.DBUS-PATH: /org/freedesktop/NetworkManager/ActiveConnection/9
GENERAL.CON-PATH: /org/freedesktop/NetworkManager/Settings/2
GENERAL.ZONE: --
GENERAL.MASTER-PATH: --
IP4.ADDRESS[1]: 192.168.1.58/24
IP4.GATEWAY: 192.168.1.1
IP4.ROUTE[1]: dst = 0.0.0.0/0, nh = 192.168.1.1, mt = 100
IP4.ROUTE[2]: dst = 212.83.148.123/32, nh = 192.168.1.1, mt = 100
IP4.ROUTE[3]: dst = 192.168.1.1/32, nh = 0.0.0.0, mt = 100
IP4.ROUTE[4]: dst = 192.168.1.0/24, nh = 0.0.0.0, mt = 100
IP4.DNS[1]: 192.168.1.1
DHCP4.OPTION[1]: dhcp_lease_time = 86400
DHCP4.OPTION[2]: domain_name_servers = 192.168.1.1
DHCP4.OPTION[3]: expiry = 1599896468
DHCP4.OPTION[4]: host_name = tifriis-pc
DHCP4.OPTION[5]: ip_address = 192.168.1.58
DHCP4.OPTION[6]: next_server = 192.168.1.1
DHCP4.OPTION[7]: ntp_servers = 192.168.1.1
DHCP4.OPTION[8]: requested_broadcast_address = 1
DHCP4.OPTION[9]: requested_domain_name = 1
DHCP4.OPTION[10]: requested_domain_name_servers = 1
DHCP4.OPTION[11]: requested_domain_search = 1
DHCP4.OPTION[12]: requested_host_name = 1
DHCP4.OPTION[13]: requested_interface_mtu = 1
DHCP4.OPTION[14]: requested_ms_classless_static_routes = 1
DHCP4.OPTION[15]: requested_nis_domain = 1
DHCP4.OPTION[16]: requested_nis_servers = 1
DHCP4.OPTION[17]: requested_ntp_servers = 1
DHCP4.OPTION[18]: requested_rfc3442_classless_static_routes = 1
DHCP4.OPTION[19]: requested_root_path = 1
DHCP4.OPTION[20]: requested_routers = 1
DHCP4.OPTION[21]: requested_static_routes = 1
DHCP4.OPTION[22]: requested_subnet_mask = 1
DHCP4.OPTION[23]: requested_time_offset = 1
DHCP4.OPTION[24]: requested_wpad = 1
DHCP4.OPTION[25]: routers = 192.168.1.1
DHCP4.OPTION[26]: subnet_mask = 255.255.255.0
IP6.ADDRESS[1]: fe80::ec04:678:3d9c:c180/64
IP6.GATEWAY: --
IP6.ROUTE[1]: dst = fe80::/64, nh = ::, mt = 100
IP6.ROUTE[2]: dst = ff00::/8, nh = ::, mt = 256, table=255
Merci!