LTE7460-M608 drops connection from time to time

ahcdal
ahcdal Posts: 1
edited May 2021 in Mobile Broadband
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

All Replies

  • Zyxel_Support_CPE
    Zyxel_Support_CPE Posts: 187  Zyxel Employee
    Hi ahcdal, 

    I will reply in a private message. 

    Regards, 

    Bob
  • Ivan
    Ivan Posts: 1
    Hello, I have the same issue with my LTE7460-M608, could you share with me your solution?