mmcli -m 0
  --------------------------------
  General  |            dbus path: /org/freedesktop/ModemManager1/Modem/0
           |            device id: 68b6c739aa65e314f7b9eee870fa9dee8eb87d27
  --------------------------------
  Hardware |         manufacturer: Sierra Wireless, Incorporated
           |                model: EM7565
           |    firmware revision: SWI9X50C_01.14.02.00 2e210b jenkins 2020/08/19 14:18:39
           |       carrier config: default
           |         h/w revision: 1.5
           |            supported: gsm-umts, lte
           |              current: gsm-umts, lte
           |         equipment id: 353533100124893
  --------------------------------
  System   |               device: /sys/devices/pci0000:00/0000:00:14.0/usb1/1-1
           |              drivers: qmi_wwan, qcserial
           |               plugin: sierra
           |         primary port: cdc-wdm0
           |                ports: cdc-wdm0 (qmi), ttyUSB0 (qcdm), ttyUSB1 (gps), 
           |                       ttyUSB2 (at), wwp0s20u1i8 (net)
  --------------------------------
  Numbers  |                  own: 4917667122822
  --------------------------------
  Status   |                 lock: sim-pin2
           |       unlock retries: sim-pin (3), sim-puk (10), sim-pin2 (3), sim-puk2 (10)
           |                state: connected
           |          power state: on
           |          access tech: lte
           |       signal quality: 76% (recent)
  --------------------------------
  Modes    |            supported: allowed: 3g; preferred: none
           |                       allowed: 4g; preferred: none
           |                       allowed: 3g, 4g; preferred: 4g
           |                       allowed: 3g, 4g; preferred: 3g
           |              current: allowed: 2g, 3g, 4g; preferred: 4g
  --------------------------------
  Bands    |            supported: utran-1, utran-4, utran-6, utran-5, utran-8, utran-9, 
           |                       utran-2, eutran-1, eutran-2, eutran-3, eutran-4, eutran-5, eutran-7, 
           |                       eutran-8, eutran-9, eutran-12, eutran-13, eutran-18, eutran-19, 
           |                       eutran-20, eutran-26, eutran-28, eutran-29, eutran-30, eutran-32, 
           |                       eutran-41, eutran-42, eutran-43, eutran-46, eutran-48, eutran-66, 
           |                       utran-19
           |              current: utran-1, utran-4, utran-6, utran-5, utran-8, utran-9, 
           |                       utran-2, eutran-1, eutran-2, eutran-3, eutran-4, eutran-5, eutran-7, 
           |                       eutran-8, eutran-9, eutran-12, eutran-13, eutran-18, eutran-19, 
           |                       eutran-20, eutran-26, eutran-28, eutran-29, eutran-30, eutran-32, 
           |                       eutran-41, eutran-42, eutran-43, eutran-46, eutran-48, eutran-66, 
           |                       utran-19
  --------------------------------
  IP       |            supported: ipv4, ipv6, ipv4v6
  --------------------------------
  3GPP     |                 imei: 353533100124893
           |          operator id: 26203
           |        operator name: o2-de
           |         registration: home
  --------------------------------
  3GPP EPS | ue mode of operation: csps-2
  --------------------------------
  SIM      |            dbus path: /org/freedesktop/ModemManager1/SIM/0
  --------------------------------
  Bearer   |            dbus path: /org/freedesktop/ModemManager1/Bearer/0
  
mmcli -b 0
  ------------------------------------
  General            |      dbus path: /org/freedesktop/ModemManager1/Bearer/0
                     |           type: default
  ------------------------------------
  Status             |      connected: yes
                     |      suspended: no
                     |      interface: wwp0s20u1i8
                     |     ip timeout: 20
  ------------------------------------
  Properties         |            apn: internet
                     |        roaming: allowed
                     |        ip type: ipv4v6
                     |   allowed-auth: none, pap, chap, mschap, mschapv2, eap
  ------------------------------------
  IPv4 configuration |         method: static
                     |        address: 10.144.111.245
                     |         prefix: 30
                     |        gateway: 10.144.111.246
                     |            dns: 62.109.121.17, 62.109.121.18
                     |            mtu: 1500
  ------------------------------------
  IPv6 configuration |         method: static
                     |        address: 2a02:3033:400:c008:f1f1:df19:f5dc:dc2d
                     |         prefix: 64
                     |        gateway: 2a02:3033:400:c008:a91b:2f9c:ad43:51b1
                     |            dns: 2a02:3018:0:40ff::aaaa, 2a02:3018:0:40ff::bbbb
                     |            mtu: 1500
  ------------------------------------
  Statistics         |       duration: 240
                     |       bytes rx: 98330
                     |       bytes tx: 66536
                     |       attempts: 1
                     | total-duration: 240
                     | total-bytes rx: 98330
                     | total-bytes tx: 66536

nmcli device show cdc-wdm0 
GENERAL.DEVICE:                         cdc-wdm0
GENERAL.TYPE:                           gsm
GENERAL.HWADDR:                         (unbekannt)
GENERAL.MTU:                            1500
GENERAL.STATE:                          100 (verbunden)
GENERAL.CONNECTION:                     O2
GENERAL.CON-PATH:                       /org/freedesktop/NetworkManager/ActiveConnection/1
IP4.ADDRESS[1]:                         10.144.111.245/30
IP4.GATEWAY:                            10.144.111.246
IP4.ROUTE[1]:                           dst = 10.144.111.244/30, nh = 0.0.0.0, mt = 700
IP4.ROUTE[2]:                           dst = 0.0.0.0/0, nh = 10.144.111.246, mt = 700
IP4.DNS[1]:                             62.109.121.17
IP4.DNS[2]:                             62.109.121.18
IP6.ADDRESS[1]:                         2a02:3033:400:c008:f1f1:df19:f5dc:dc2d/64
IP6.GATEWAY:                            2a02:3033:400:c008:a91b:2f9c:ad43:51b1
IP6.ROUTE[1]:                           dst = 2a02:3033:400:c008::/64, nh = ::, mt = 700
IP6.ROUTE[2]:                           dst = ::/0, nh = 2a02:3033:400:c008:a91b:2f9c:ad43:51b1, mt = 700
IP6.DNS[1]:                             2a02:3018:0:40ff::aaaa
IP6.DNS[2]:                             2a02:3018:0:40ff::bbbb


ideapad:~ # ping -c 3 8.8.8.8
PING 8.8.8.8 (8.8.8.8) 56(84) bytes of data.
64 Bytes von 8.8.8.8: icmp_seq=1 ttl=113 Zeit=143 ms
64 Bytes von 8.8.8.8: icmp_seq=2 ttl=113 Zeit=21.6 ms
64 Bytes von 8.8.8.8: icmp_seq=3 ttl=113 Zeit=15.3 ms

--- 8.8.8.8 ping statistics ---
3 Pakete übertragen, 3 empfangen, 0% packet loss, time 2004ms
rtt min/avg/max/mdev = 15.323/60.095/143.341/58.919 ms
ideapad:~ # ping -c 3 2600::
PING 2600::(2600::) 56 data bytes
64 Bytes von 2600::: icmp_seq=1 ttl=44 Zeit=506 ms
64 Bytes von 2600::: icmp_seq=2 ttl=44 Zeit=229 ms
64 Bytes von 2600::: icmp_seq=3 ttl=44 Zeit=241 ms

--- 2600:: ping statistics ---
3 Pakete übertragen, 3 empfangen, 0% packet loss, time 2003ms
rtt min/avg/max/mdev = 229.001/325.499/506.143/127.833 ms
ideapad:~ # ping -c 3 -M do -s 1452 ct.de
PING ct.de(redirector.heise.de (2a02:2e0:3fe:1001:302::)) 1452 data bytes
1460 Bytes von redirector.heise.de (2a02:2e0:3fe:1001:302::): icmp_seq=1 ttl=50 Zeit=36.4 ms
1460 Bytes von redirector.heise.de (2a02:2e0:3fe:1001:302::): icmp_seq=2 ttl=50 Zeit=32.6 ms
1460 Bytes von redirector.heise.de (2a02:2e0:3fe:1001:302::): icmp_seq=3 ttl=50 Zeit=40.6 ms

--- ct.de ping statistics ---
3 Pakete übertragen, 3 empfangen, 0% packet loss, time 2004ms
rtt min/avg/max/mdev = 32.554/36.528/40.609/3.289 ms
ideapad:~ # ping -c 3 -M do -s 1453 ct.de
PING ct.de(redirector.heise.de (2a02:2e0:3fe:1001:302::)) 1453 data bytes
ping: lokaler Fehler: Nachricht zu lang, MTU: 1500
ping: lokaler Fehler: Nachricht zu lang, MTU: 1500
ping: lokaler Fehler: Nachricht zu lang, MTU: 1500

--- ct.de ping statistics ---
3 Pakete übertragen, 0 empfangen, +3 Fehler, 100% packet loss, time 2041ms

ideapad:~ # 
