LTE7460-M608 drops connection from time to time

ahcdal · August 2019

Hello

I get irregular disconnects from internet with the LTE7460, FW V1.00(ABFR.4)C0

Below extract from dmesg from LTE7460 console:

883581.506418] br0: port 1(eth0) entered disabled state

[883581.525595] br0: port 1(eth0) entered forwarding state

[883581.529895] br0: port 1(eth0) entered forwarding state

[883581.663412] br0: port 1(eth0) entered disabled state

[883581.672079] device eth0 left promiscuous mode

[883581.675510] br0: port 1(eth0) entered disabled state

[883583.866126] IPv6: ADDRCONF(NETDEV_UP): br0: link is not ready

[883586.851997] usb 2-1: reset SuperSpeed USB device number 2 using xhci-hcd

[883586.882704] usb 2-1: Parent hub missing LPM exit latency info. Power management will be impacted.

[883586.900083] xhci-hcd xhci-hcd.0.auto: xHCI xhci_drop_endpoint called with disabled ep cf3790c0

[883586.914322] xhci-hcd xhci-hcd.0.auto: xHCI xhci_drop_endpoint called with disabled ep cf3790ec

[883586.931957] xhci-hcd xhci-hcd.0.auto: xHCI xhci_drop_endpoint called with disabled ep cf379118

[883587.053824] r8152 2-1:1.0 (unregistered net_device): Invalid ether addr 00:00:00:00:00:00

[883587.065317] r8152 2-1:1.0 (unregistered net_device): Random ether addr 7e:ce:b0:eb:87:7c

[883587.110956] r8152 2-1:1.0 eth0: v2.04.0 (2015/03/06)

[883587.114980] r8152 2-1:1.0 eth0: This product is covered by one or more of the following patents:

US6,570,884, US6,115,776, and US6,327,625.

[883587.141330] device eth0 entered promiscuous mode

[883587.281552] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready

[883587.286499] br0: port 1(eth0) entered forwarding state

[883587.291812] br0: port 1(eth0) entered forwarding state

[883587.297501] br0: port 1(eth0) entered disabled state

[883590.545165] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready

[883590.551681] r8152 2-1:1.0 eth0: Promiscuous mode enabled

[883590.560468] r8152 2-1:1.0 eth0: Promiscuous mode enabled

[883590.574598] br0: port 1(eth0) entered forwarding state

[883590.578922] br0: port 1(eth0) entered forwarding state

[883590.585327] IPv6: ADDRCONF(NETDEV_CHANGE): br0: link becomes ready

[883605.609502] br0: port 1(eth0) entered forwarding state

[883770.054267] br0: port 1(eth0) entered disabled state

[883772.919004] r8152 2-1:1.0 eth0: Promiscuous mode enabled

[883772.935856] br0: port 1(eth0) entered forwarding state

[883772.940272] br0: port 1(eth0) entered forwarding state

[883787.971166] br0: port 1(eth0) entered forwarding state

Looks like the eth0 is lost by usb hub? Kernel bug?

#SP_Aug_2019

Zyxel_Support_CPE · September 2019

Hi ahcdal,

I will reply in a private message.

Regards,

Bob

Ivan · March 2020

Hello, I have the same issue with my LTE7460-M608, could you share with me your solution?

All Replies