mmcli -m 0
  -----------------------------
  General  |         dbus path: /org/freedesktop/ModemManager1/Modem/0
           |         device id: 21f1a0adf1ca2bab6d5cd743761d37b6a7c1303e
  -----------------------------
  Hardware |      manufacturer: USB Modem
           |             model: USB Modem
           | firmware revision: LWDLV10.1.1_M131
           |    carrier config: default
           |      h/w revision: W 1208
           |         supported: gsm-umts, lte
           |           current: gsm-umts, lte
           |      equipment id: 862234025609555
  -----------------------------
  System   |            device: /sys/devices/pci0000:00/0000:00:14.0/usb1/1-2
           |           drivers: cdc_mbim
           |            plugin: Generic
           |      primary port: cdc-wdm0
           |             ports: cdc-wdm0 (mbim), wwan0 (net)
  -----------------------------
  Numbers  |               own: ++4917667122822
  -----------------------------
  Status   |    unlock retries: sim-pin2 (3)
           |             state: connected
           |       power state: on
           |       access tech: lte
           |    signal quality: 22% (cached)
  -----------------------------
  Modes    |         supported: allowed: 2g; preferred: none
           |                    allowed: 3g; preferred: none
           |                    allowed: 4g; preferred: none
           |                    allowed: 2g, 3g; preferred: 3g
           |                    allowed: 2g, 3g; preferred: 2g
           |                    allowed: 2g, 4g; preferred: 4g
           |                    allowed: 2g, 4g; preferred: 2g
           |                    allowed: 3g, 4g; preferred: 3g
           |                    allowed: 3g, 4g; preferred: 4g
           |                    allowed: 2g, 3g, 4g; preferred: 4g
           |                    allowed: 2g, 3g, 4g; preferred: 3g
           |                    allowed: 2g, 3g, 4g; preferred: 2g
           |           current: allowed: 2g, 3g, 4g; preferred: 4g
  -----------------------------
  Bands    |         supported: egsm, dcs, pcs, g850, utran-1, utran-8, eutran-3, eutran-7, 
           |                    eutran-20
           |           current: egsm, dcs, pcs, g850, utran-1, utran-8, eutran-3, eutran-7, 
           |                    eutran-20
  -----------------------------
  IP       |         supported: ipv4, ipv6, ipv4v6
  -----------------------------
  3GPP     |              imei: 862234025609555
           |     enabled locks: fixed-dialing
           |       operator id: 26203
           |     operator name: o2-de
           |      registration: home
  -----------------------------
  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: wwan0
                     | ip timeout: 20
  --------------------------------
  Properties         |        apn: internet
                     |    roaming: allowed
                     |    ip type: ipv4v6
  --------------------------------
  IPv4 configuration |     method: static
                     |    address: 10.138.164.153
                     |     prefix: 30
                     |    gateway: 10.138.164.154
                     |        dns: 62.109.121.17, 62.109.121.18
                     |        mtu: 1500
  --------------------------------
  IPv6 configuration |     method: static
                     |    address: 2a02:3033:400:8846:2924:3466:f962:9596
                     |     prefix: 64
                     |    gateway: 2a02:3033:400:8846:b5ea:118a:8945:548d
                     |        dns: 2a02:3018:0:40ff::aaaa, 2a02:3018:0:40ff::bbbb
                     |        mtu: 1500
  --------------------------------
  Statistics         |   duration: 390


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/9
IP4.ADDRESS[1]:                         10.138.164.153/30
IP4.GATEWAY:                            10.138.164.154
IP4.ROUTE[1]:                           dst = 10.138.164.152/30, nh = 0.0.0.0, mt = 700
IP4.ROUTE[2]:                           dst = 0.0.0.0/0, nh = 10.138.164.154, mt = 700
IP4.DNS[1]:                             62.109.121.17
IP4.DNS[2]:                             62.109.121.18
IP6.ADDRESS[1]:                         2a02:3033:400:8846:2924:3466:f962:9596/64
IP6.GATEWAY:                            2a02:3033:400:8846:b5ea:118a:8945:548d
IP6.ROUTE[1]:                           dst = ff00::/8, nh = ::, mt = 256, table=255
IP6.ROUTE[2]:                           dst = 2a02:3033:400:8846::/64, nh = ::, mt = 700
IP6.ROUTE[3]:                           dst = ::/0, nh = 2a02:3033:400:8846:b5ea:118a:8945:548d, mt = 700
IP6.DNS[1]:                             2a02:3018:0:40ff::aaaa
IP6.DNS[2]:                             2a02:3018:0:40ff::bbbb


linux-y7a7:~ # ping -c3 8.8.8.8
PING 8.8.8.8 (8.8.8.8) 56(84) bytes of data.
64 bytes from 8.8.8.8: icmp_seq=1 ttl=113 time=40.4 ms
64 bytes from 8.8.8.8: icmp_seq=2 ttl=113 time=22.4 ms
64 bytes from 8.8.8.8: icmp_seq=3 ttl=113 time=28.7 ms

--- 8.8.8.8 ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2003ms
rtt min/avg/max/mdev = 22.450/30.539/40.461/7.466 ms
linux-y7a7:~ # ping -c3 2600::
PING 2600::(2600::) 56 data bytes
64 bytes from 2600::: icmp_seq=1 ttl=44 time=308 ms
64 bytes from 2600::: icmp_seq=2 ttl=44 time=249 ms
64 bytes from 2600::: icmp_seq=3 ttl=44 time=244 ms

--- 2600:: ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 244.683/267.557/308.644/29.120 ms
linux-y7a7:~ # ping -c3 -M do -s 1452 ct.de
PING ct.de(redirector.heise.de (2a02:2e0:3fe:1001:302::)) 1452 data bytes
1460 bytes from redirector.heise.de (2a02:2e0:3fe:1001:302::): icmp_seq=1 ttl=50 time=65.8 ms
1460 bytes from redirector.heise.de (2a02:2e0:3fe:1001:302::): icmp_seq=2 ttl=50 time=39.6 ms
1460 bytes from redirector.heise.de (2a02:2e0:3fe:1001:302::): icmp_seq=3 ttl=50 time=41.7 ms

--- ct.de ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2000ms
rtt min/avg/max/mdev = 39.654/49.096/65.841/11.875 ms
linux-y7a7:~ # ping -c3 -M do -s 1453 ct.de
PING ct.de(redirector.heise.de (2a02:2e0:3fe:1001:302::)) 1453 data bytes
ping: sendmsg: Die Nachricht ist zu lang
ping: sendmsg: Die Nachricht ist zu lang
ping: sendmsg: Die Nachricht ist zu lang

--- ct.de ping statistics ---
3 packets transmitted, 0 received, 100% packet loss, time 2043ms

linux-y7a7:~ #
