IPFire on VirtualBox red unstable

I run a vm of IPFire for one week know. However I’m having internet issues all the time. Surfing the web is mostly like having a very long responce times. Websites start to load but seem to stop and continue after a few seconds. I also get sometimes (very rare) timeouts. However I don’t have problems with downloads. Also the behaviour is the same with green and blue. IPFire red is set up for DHCP. The hosts red interface is a wifi connection (DHCP) to a WWAN Router (4G). Maybe that is the problem. But it works perfectly with IPfire without virtualization.

I can’t find any system log errors, but can find a strange behaviour for the dhcpd on red:

00:07:52 dhcpcd[3964] : red0: failed to renew DHCP, rebinding
00:15:22 dhcpcd[3964] : red0: DHCP lease expired
00:15:22 dhcpcd[3964] : red0: deleting route to 192.168.43.0/24
00:15:22 dhcpcd[3964] : red0: deleting default route via 192.168.43.20
00:15:36 dhcpcd[3964] : red0: soliciting a DHCP lease
00:15:36 dhcpcd[3964] : red0: offered 192.168.43.58 from 192.168.43.20
00:15:36 dhcpcd[3964] : red0: probing address 192.168.43.58/24
00:15:41 dhcpcd[3964] : red0: leased 192.168.43.58 for 3599 seconds
00:15:41 dhcpcd[3964] : red0: adding route to 192.168.43.0/24
00:16:11 dhcpcd[3964] : red0: adding default route via 192.168.43.20
01:08:10 dhcpcd[3964] : red0: failed to renew DHCP, rebinding
01:12:22 dhcpcd[1674] : sending signal ALRM to pid 3963
01:12:22 dhcpcd[1674] : waiting for pid 3963 to exit
01:12:22 dhcpcd[3964] : received SIGALRM, releasing
01:12:22 dhcpcd[3964] : red0: removing interface
01:12:22 dhcpcd[3964] : red0: deleting route to 192.168.43.0/24
01:12:22 dhcpcd[3964] : red0: deleting default route via 192.168.43.20
01:12:32 dhcpcd[1674] : pid 3963 failed to exit
01:12:33 dhcpcd[2750] : sending signal ALRM to pid 3963
01:12:33 dhcpcd[2750] : waiting for pid 3963 to exit
01:13:47 dhcpcd[4130] : dhcpcd-9.4.1 starting
01:13:47 dhcpcd[4133] : DUID 00:04:96:75:e9:10:02:dd:eb:48:ac:ea:88:47:ab:52:c8:53
01:13:48 dhcpcd[4133] : red0: IAID 27:f5:fb:1b
01:13:48 dhcpcd[4133] : red0: adding address fe80::a00:27ff:fef5:fb1b
01:13:48 dhcpcd[4133] : ipv6_addaddr1: Permission denied
01:13:49 dhcpcd[4133] : red0: soliciting an IPv6 router
01:13:50 dhcpcd[4133] : red0: soliciting a DHCP lease
01:13:50 dhcpcd[4133] : red0: offered 192.168.43.58 from 192.168.43.20
01:13:50 dhcpcd[4133] : red0: probing address 192.168.43.58/24
01:13:55 dhcpcd[4133] : red0: leased 192.168.43.58 for 3599 seconds
01:13:55 dhcpcd[4133] : red0: adding route to 192.168.43.0/24
01:13:55 dhcpcd[4133] : red0: adding default route via 192.168.43.20
02:06:26 dhcpcd[4133] : red0: failed to renew DHCP, rebinding
02:13:56 dhcpcd[4133] : red0: DHCP lease expired
02:13:56 dhcpcd[4133] : red0: deleting route to 192.168.43.0/24
02:13:56 dhcpcd[4133] : red0: deleting default route via 192.168.43.20
02:14:21 dhcpcd[4133] : red0: soliciting a DHCP lease
02:14:21 dhcpcd[4133] : red0: offered 192.168.43.58 from 192.168.43.20
02:14:21 dhcpcd[4133] : red0: probing address 192.168.43.58/24
02:14:26 dhcpcd[4133] : red0: leased 192.168.43.58 for 3599 seconds
02:14:26 dhcpcd[4133] : red0: adding route to 192.168.43.0/24
02:14:26 dhcpcd[4133] : red0: adding default route via 192.168.43.20
03:06:55 dhcpcd[4133] : red0: failed to renew DHCP, rebinding
03:14:25 dhcpcd[4133] : red0: DHCP lease expired
03:14:25 dhcpcd[4133] : red0: deleting route to 192.168.43.0/24
03:14:25 dhcpcd[4133] : red0: deleting default route via 192.168.43.20
03:14:50 dhcpcd[4133] : red0: soliciting a DHCP lease
03:14:50 dhcpcd[4133] : red0: offered 192.168.43.58 from 192.168.43.20
03:14:50 dhcpcd[4133] : red0: probing address 192.168.43.58/24
03:14:55 dhcpcd[4133] : red0: leased 192.168.43.58 for 3599 seconds
03:14:55 dhcpcd[4133] : red0: adding route to 192.168.43.0/24
03:14:55 dhcpcd[4133] : red0: adding default route via 192.168.43.20
04:07:24 dhcpcd[4133] : red0: failed to renew DHCP, rebinding
04:14:54 dhcpcd[4133] : red0: DHCP lease expired
04:14:54 dhcpcd[4133] : red0: deleting route to 192.168.43.0/24
04:14:54 dhcpcd[4133] : red0: deleting default route via 192.168.43.20
04:15:19 dhcpcd[4133] : red0: soliciting a DHCP lease
04:15:19 dhcpcd[4133] : red0: offered 192.168.43.58 from 192.168.43.20
04:15:19 dhcpcd[4133] : red0: probing address 192.168.43.58/24
04:15:24 dhcpcd[4133] : red0: leased 192.168.43.58 for 3599 seconds
04:15:24 dhcpcd[4133] : red0: adding route to 192.168.43.0/24
04:15:24 dhcpcd[4133] : red0: adding default route via 192.168.43.20
05:07:53 dhcpcd[4133] : red0: failed to renew DHCP, rebinding
05:15:23 dhcpcd[4133] : red0: DHCP lease expired
05:15:23 dhcpcd[4133] : red0: deleting route to 192.168.43.0/24
05:15:23 dhcpcd[4133] : red0: deleting default route via 192.168.43.20
05:15:48 dhcpcd[4133] : red0: soliciting a DHCP lease
05:15:48 dhcpcd[4133] : red0: offered 192.168.43.58 from 192.168.43.20
05:15:48 dhcpcd[4133] : red0: probing address 192.168.43.58/24
05:15:53 dhcpcd[4133] : red0: leased 192.168.43.58 for 3599 seconds
05:15:53 dhcpcd[4133] : red0: adding route to 192.168.43.0/24
05:15:53 dhcpcd[4133] : red0: adding default route via 192.168.43.20
06:08:22 dhcpcd[4133] : red0: failed to renew DHCP, rebinding
06:15:52 dhcpcd[4133] : red0: DHCP lease expired
06:15:52 dhcpcd[4133] : red0: deleting route to 192.168.43.0/24
06:15:52 dhcpcd[4133] : red0: deleting default route via 192.168.43.20
06:16:17 dhcpcd[4133] : red0: soliciting a DHCP lease
06:16:17 dhcpcd[4133] : red0: offered 192.168.43.58 from 192.168.43.20
06:16:17 dhcpcd[4133] : red0: probing address 192.168.43.58/24
06:16:22 dhcpcd[4133] : red0: leased 192.168.43.58 for 3599 seconds
06:16:22 dhcpcd[4133] : red0: adding route to 192.168.43.0/24
06:16:22 dhcpcd[4133] : red0: adding default route via 192.168.43.20
07:08:51 dhcpcd[4133] : red0: failed to renew DHCP, rebinding
07:16:21 dhcpcd[4133] : red0: DHCP lease expired
07:16:21 dhcpcd[4133] : red0: deleting route to 192.168.43.0/24
07:16:21 dhcpcd[4133] : red0: deleting default route via 192.168.43.20
07:16:46 dhcpcd[4133] : red0: soliciting a DHCP lease
07:16:46 dhcpcd[4133] : red0: offered 192.168.43.58 from 192.168.43.20
07:16:46 dhcpcd[4133] : red0: probing address 192.168.43.58/24
07:16:50 dhcpcd[4133] : red0: leased 192.168.43.58 for 3599 seconds
07:16:50 dhcpcd[4133] : red0: adding route to 192.168.43.0/24
07:17:32 dhcpcd[4133] : red0: adding default route via 192.168.43.20
08:09:19 dhcpcd[4133] : red0: failed to renew DHCP, rebinding
08:16:49 dhcpcd[4133] : red0: DHCP lease expired
08:16:49 dhcpcd[4133] : red0: deleting route to 192.168.43.0/24
08:16:49 dhcpcd[4133] : red0: deleting default route via 192.168.43.20
08:17:14 dhcpcd[4133] : red0: soliciting a DHCP lease
08:17:14 dhcpcd[4133] : red0: offered 192.168.43.58 from 192.168.43.20
08:17:14 dhcpcd[4133] : red0: probing address 192.168.43.58/24
08:17:20 dhcpcd[4133] : red0: leased 192.168.43.58 for 3599 seconds
08:17:20 dhcpcd[4133] : red0: adding route to 192.168.43.0/24
08:17:20 dhcpcd[4133] : red0: adding default route via 192.168.43.20
09:09:49 dhcpcd[4133] : red0: failed to renew DHCP, rebinding
09:17:19 dhcpcd[4133] : red0: DHCP lease expired
09:17:19 dhcpcd[4133] : red0: deleting route to 192.168.43.0/24
09:17:19 dhcpcd[4133] : red0: deleting default route via 192.168.43.20
09:17:44 dhcpcd[4133] : red0: soliciting a DHCP lease
09:17:44 dhcpcd[4133] : red0: offered 192.168.43.58 from 192.168.43.20
09:17:44 dhcpcd[4133] : red0: probing address 192.168.43.58/24
09:17:49 dhcpcd[4133] : red0: leased 192.168.43.58 for 3599 seconds
09:17:49 dhcpcd[4133] : red0: adding route to 192.168.43.0/24
09:17:49 dhcpcd[4133] : red0: adding default route via 192.168.43.20
10:10:18 dhcpcd[4133] : red0: failed to renew DHCP, rebinding
10:17:48 dhcpcd[4133] : red0: DHCP lease expired
10:17:48 dhcpcd[4133] : red0: deleting route to 192.168.43.0/24
10:17:48 dhcpcd[4133] : red0: deleting default route via 192.168.43.20
10:18:13 dhcpcd[4133] : red0: soliciting a DHCP lease
10:18:13 dhcpcd[4133] : red0: offered 192.168.43.58 from 192.168.43.20
10:18:13 dhcpcd[4133] : red0: probing address 192.168.43.58/24
10:18:17 dhcpcd[4133] : red0: leased 192.168.43.58 for 3599 seconds
10:18:17 dhcpcd[4133] : red0: adding route to 192.168.43.0/24
10:18:17 dhcpcd[4133] : red0: adding default route via 192.168.43.20
11:10:47 dhcpcd[4133] : red0: failed to renew DHCP, rebinding
11:18:16 dhcpcd[4133] : red0: DHCP lease expired
11:18:17 dhcpcd[4133] : red0: deleting route to 192.168.43.0/24
11:18:17 dhcpcd[4133] : red0: deleting default route via 192.168.43.20
11:18:42 dhcpcd[4133] : red0: soliciting a DHCP lease
11:18:42 dhcpcd[4133] : red0: offered 192.168.43.58 from 192.168.43.20
11:18:42 dhcpcd[4133] : red0: probing address 192.168.43.58/24
11:18:47 dhcpcd[4133] : red0: leased 192.168.43.58 for 3599 seconds
11:18:47 dhcpcd[4133] : red0: adding route to 192.168.43.0/24
11:18:47 dhcpcd[4133] : red0: adding default route via 192.168.43.20
12:11:16 dhcpcd[4133] : red0: failed to renew DHCP, rebinding
12:18:46 dhcpcd[4133] : red0: DHCP lease expired
12:18:46 dhcpcd[4133] : red0: deleting route to 192.168.43.0/24
12:18:46 dhcpcd[4133] : red0: deleting default route via 192.168.43.20
12:19:11 dhcpcd[4133] : red0: soliciting a DHCP lease
12:19:11 dhcpcd[4133] : red0: offered 192.168.43.58 from 192.168.43.20
12:19:11 dhcpcd[4133] : red0: probing address 192.168.43.58/24
12:19:16 dhcpcd[4133] : red0: leased 192.168.43.58 for 3599 seconds
12:19:16 dhcpcd[4133] : red0: adding route to 192.168.43.0/24
12:19:16 dhcpcd[4133] : red0: adding default route via 192.168.43.20
13:11:45 dhcpcd[4133] : red0: failed to renew DHCP, rebinding
13:19:15 dhcpcd[4133] : red0: DHCP lease expired
13:19:15 dhcpcd[4133] : red0: deleting route to 192.168.43.0/24
13:19:15 dhcpcd[4133] : red0: deleting default route via 192.168.43.20
13:19:40 dhcpcd[4133] : red0: soliciting a DHCP lease
13:19:40 dhcpcd[4133] : red0: offered 192.168.43.58 from 192.168.43.20
13:19:40 dhcpcd[4133] : red0: probing address 192.168.43.58/24
13:19:44 dhcpcd[4133] : red0: leased 192.168.43.58 for 3599 seconds

I also dislike IRQ graphis like that.

Any tips that may help to solve that?

Looks like bridging WLAN to LAN is not an good idea. I will use a NAT instead.

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