Re: Ethernet device still disconnected after a 'link connected' log.

[Dan Williams <dcbw redhat com>]

On Mon, 2015-07-27 at 13:30 +0200, Jean-Christian de Rivaz wrote:
> In this observation NetworkManager still think that eth0 is disconnected 
> while he correctly logged the message 'link connected':

Just to make sure, the ethernet connection being used is
autoconnect=true, right?

nmcli con show "<the connection name>" | grep autoconnect

will tell you.

Dan

> Jul 27 07:46:24 x NetworkManager[2184]: <info> Activation (ppp0) 
> successful, device activated.
> Jul 27 08:20:09 x NetworkManager[2184]: <info> (eth0): link disconnected 
> (deferring action for 4 seconds)
> Jul 27 08:20:13 x NetworkManager[2184]: <info> (eth0): link disconnected 
> (calling deferred action)
> Jul 27 08:20:13 x NetworkManager[2184]: <info> (eth0): device state 
> change: activated -> unavailable (reason 'carrier-changed') [100 20 40]
> Jul 27 08:20:13 x NetworkManager[2184]: <info> (eth0): deactivating 
> device (reason 'carrier-changed') [40]
> Jul 27 08:20:13 x NetworkManager[2184]: <info> (eth0): canceled DHCP 
> transaction, DHCP client pid 2270
> Jul 27 08:20:13 x NetworkManager[2184]: <info> Policy set 'gsm1' (ppp0) 
> as default for IPv4 routing and DNS.
> Jul 27 12:59:30 x NetworkManager[2184]: <info> (eth0): link connected
> Jul 27 12:59:30 x NetworkManager[2184]: <info> (eth0): device state 
> change: unavailable -> disconnected (reason 'carrier-changed') [20 30 40]
>
> root x:/home/x# nmcli d
> DEVICE   TYPE      STATE         CONNECTION
> ttyACM0  gsm       connected     gsm1
> ppp0     unknown   connected     ppp0
> eth0     ethernet  disconnected  --
> lo       loopback  unmanaged     --
> sit0     sit       unmanaged     --
> wlan0    wifi      unmanaged     --
>
> root x:/home/x# ethtool eth0
> Settings for eth0:
>      Supported ports: [ TP MII ]
>      Supported link modes:   10baseT/Half 10baseT/Full
>                              100baseT/Half 100baseT/Full
>      Supported pause frame use: No
>      Supports auto-negotiation: Yes
>      Advertised link modes:  10baseT/Half 10baseT/Full
>                              100baseT/Half 100baseT/Full
>      Advertised pause frame use: No
>      Advertised auto-negotiation: Yes
>      Link partner advertised link modes:  10baseT/Half 10baseT/Full
>                                           100baseT/Half 100baseT/Full
>      Link partner advertised pause frame use: Symmetric
>      Link partner advertised auto-negotiation: Yes
>      Speed: 100Mb/s
>      Duplex: Full
>      Port: MII
>      PHYAD: 1
>      Transceiver: external
>      Auto-negotiation: on
>      Link detected: yes
>
> root x:/home/x# nmcli  -v
> nmcli tool, version 0.9.10.0
>
> The state transition from 'unavailable' to 'disconnected' look rater 
> strange or did I miss something ?
>
> Jean-Christian
>
>
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