RPI #1, der mit dem 4G HAT
ip -a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever
2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group default qlen 1000 link/ether dc:a6:32:73:23:c4 brd ff:ff:ff:ff:ff:ff inet 192.168.2.29/24 brd 192.168.2.255 scope global noprefixroute eth0 valid_lft forever preferred_lft forever inet6 fe80::7191:8334:fb79:f634/64 scope link valid_lft forever preferred_lft forever
3: wlan0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000 link/ether dc:a6:32:73:23:c5 brd ff:ff:ff:ff:ff:ff inet 192.168.1.29/24 brd 192.168.1.255 scope global noprefixroute wlan0 valid_lft forever preferred_lft forever inet6 fe80::8ed0:8100:8e27:9920/64 scope link valid_lft forever preferred_lft forever
4: wwan0: <POINTOPOINT,MULTICAST,NOARP,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UNKNOWN group default qlen 1000 link/none inet meine.öffentliche.4G.IP/30 scope global wwan0 valid_lft forever preferred_lft forever
route -n
Kernel IP routing table
Destination Gateway Genmask Flags Metric Ref Use Iface
0.0.0.0 aa.bb.cc.ddd 0.0.0.0 UG 0 0 0 wwan0 <= korrekte öffentl. IP
37.84.24.184 0.0.0.0 255.255.255.252 U 0 0 0 wwan0
192.168.1.0 0.0.0.0 255.255.255.0 U 303 0 0 wlan0
192.168.2.0 0.0.0.0 255.255.255.0 U 202 0 0 eth0
arp -av
? (192.168.2.39) at <incomplete> on eth0
? (192.168.2.30) at 00:24:6d:01:73:96 [ether] on eth0
? (192.168.2.28) at e4:5f:01:a3:92:40 [ether] on eth0
Entries: 3 Skipped: 0 Found: 3
sysctl net.ipv4.ip_forward
net.ipv4.ip_forward = 1
RPI #2
ip a:
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
valid_lft forever preferred_lft forever
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group default qlen 1000
link/ether e4:5f:01:a3:92:40 brd ff:ff:ff:ff:ff:ff
inet 192.168.2.28/24 brd 192.168.2.255 scope global noprefixroute eth0
valid_lft forever preferred_lft forever
inet6 fe80::68df:41da:82d8:1c63/64 scope link
valid_lft forever preferred_lft forever
3: wlan0: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN group default qlen 1000
link/ether e4:5f:01:a3:92:42 brd ff:ff:ff:ff:ff:ff
Alles anzeigen
route -n
Kernel-IP-Routentabelle
Ziel Router Genmask Flags Metric Ref Use Iface
0.0.0.0 192.168.2.29 0.0.0.0 UG 202 0 0 eth0
192.168.2.0 0.0.0.0 255.255.255.0 U 202 0 0 eth0
arp -av
? (192.168.2.29) auf dc:a6:32:73:23:c4 [ether] auf eth0
Eintr▒ge: 1 Ignoriert: 0 Gefunden: 1