From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from firstgate.proxmox.com (firstgate.proxmox.com [212.224.123.68]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by lists.proxmox.com (Postfix) with ESMTPS id 1B6FC71433 for ; Thu, 8 Apr 2021 00:03:58 +0200 (CEST) Received: from firstgate.proxmox.com (localhost [127.0.0.1]) by firstgate.proxmox.com (Proxmox) with ESMTP id 0A1D214B6A for ; Thu, 8 Apr 2021 00:03:28 +0200 (CEST) Received: from mail.namespace.at (mail.namespace.at [IPv6:2a01:190:1801:100::235]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by firstgate.proxmox.com (Proxmox) with ESMTPS id 9052B14B5F for ; Thu, 8 Apr 2021 00:03:27 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=deduktiva.com; s=a; h=In-Reply-To:Content-Type:MIME-Version:References: Message-ID:Subject:To:From:Date:Sender:Reply-To:Cc:Content-Transfer-Encoding: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=OTHwBoM52kuREkLAQctWoGJX05UGZOOo29Ih4tlv67A=; b=nYMPK0M1nQRQsK2ng/71/fCt2p bUXOvhsJAOUxAHO57KvMURn7GLjxfUez9Nv5uTa0N/foG/dRbpzttNMuNWDQcotOiEos8X1MaITwc /N4LzsBisIoOvm3eEtfrp5yH+XouE8PxdvKkhTavH7qlXsvg5Lywcqg20drZiZeAV1hYbv65VQcFP p0yDncwxMlz9xBTbhBSBGF1btxSU0nWEo8WNsgagYL4zHn2XSAvWO5Iu3udme0aBpyJswiv43stmb VU64fUlXz9E9DwKEGlFDD9yev3TUOqBQo8OZagW/tGDK7hX6AxaFQBj8Gc8gAEZSRg79qopagwq7e UbbSHjkA==; Date: Thu, 8 Apr 2021 00:03:19 +0200 From: Chris Hofstaedtler | Deduktiva To: Proxmox VE user list Message-ID: <20210407220319.snhtabanjxcjfl6w@percival.namespace.at> References: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: User-Agent: NeoMutt/20180716 X-SPAM-LEVEL: Spam detection results: 0 DKIM_SIGNED 0.1 Message has a DKIM or DK signature, not necessarily valid DKIM_VALID -0.1 Message has at least one valid DKIM or DK signature DKIM_VALID_AU -0.1 Message has a valid DKIM or DK signature from author's domain DKIM_VALID_EF -0.1 Message has a valid DKIM or DK signature from envelope-from domain SPF_HELO_NONE 0.001 SPF: HELO does not publish an SPF Record SPF_PASS -0.001 SPF: sender matches SPF record URIBL_BLOCKED 0.001 ADMINISTRATOR NOTICE: The query to URIBL was blocked. See http://wiki.apache.org/spamassassin/DnsBlocklists#dnsbl-block for more information. [deduktiva.com] Subject: Re: [PVE-User] link down for network interface X-BeenThere: pve-user@lists.proxmox.com X-Mailman-Version: 2.1.29 Precedence: list List-Id: Proxmox VE user list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 07 Apr 2021 22:03:58 -0000 * Leandro Roggerone [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@pve2:~# ip link [..] > 4: eno1: 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