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0 votes
0 answers
74 views

Ethernet PHY is busy for getting eye diagram

I'm working with Marvell (Ethernet) PHY as a part of an embedded Linux system (as a part of the kernel module), and I want to get eye diagram statistics, but I get the PHY is busy all the time while ...
Aleksandar Milosevic's user avatar
0 votes
1 answer
2k views

How to debug “network is unreachable” error for a virtual Linux interface

I have only loopback (lo) and virtual interface in the system. I closed all other interfaces. I also stopped firewall, selinux and iptables. I want to ping an IP address in route table, but I get the &...
avatli's user avatar
  • 1
3 votes
0 answers
348 views

3g modem is not recognized as an ethernet device without rebooting

I have two CentOS5 servers with kernel versions 3.4.52 and Huawei e353 usb 3g modem. When I plug the modem to my server usb_modeswitch runs and I can see the modem as an ethernet device with ifconfig -...
nyzsirt's user avatar
  • 31