[PVE-User] link down for network interface

[Leandro Roggerone]

Veeeery strange.
After removing the vlan aware flag on the interface configuration could get
the link up.
Fortunately I have a second nic on this server so I will use it instead.
Have not much time to debug this.
Thanks.

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El mié, 7 abr 2021 a las 19:04, Chris Hofstaedtler | Deduktiva (<
chris.hofstaedtler at deduktiva.com>) escribió:

> * Leandro Roggerone <leandro at tecnetmza.com.ar> [210407 17:25]:
> > Hi guys ...
> Please consider that more than one gender exists.
>
> > Yesterday was working on my datacenter cabling my new proxmox network
> > interfaces.
> > I connected a network port to my mikrotik router.
> > Before coming home I checked network linked condition and physically was
> ok
> > , both leds blinking on both side , router and server nic. (eno1)
> > Now , working remotely can see that server interface has no link.
> > Very strange since interface at router is up.
> > Any idea ? I never seen something similar (one side  link ok  and the
> other
> > is down).
>
> > root at pve2:~# ip link
> [..]
> > 4: eno1: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc mq master
> vmbr2
> > state DOWN mode DEFAULT group default qlen 1000
> >     link/ether 40:a8:f0:2a:18:80 brd ff:ff:ff:ff:ff:ff
> >
> > as you can see eno1 is down ... while can see link up on the other
> > connected side.
>
> You did not tell us the brand and make or driver of that network
> card. Some Intel cards are known to be extremely picky about autoneg
> and power save settings, (short) cables, etc.
>
> Best luck,
> Chris
>
> --
> Chris Hofstaedtler / Deduktiva GmbH (FN 418592 b, HG Wien)
> www.deduktiva.com / +43 1 353 1707
>
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