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) server-digest SHA256) (No client certificate requested) by lists.proxmox.com (Postfix) with ESMTPS id A71F49216F for ; Tue, 21 Mar 2023 07:53:16 +0100 (CET) Received: from firstgate.proxmox.com (localhost [127.0.0.1]) by firstgate.proxmox.com (Proxmox) with ESMTP id 8E93FC8B5 for ; Tue, 21 Mar 2023 07:53:16 +0100 (CET) Received: from bastionodiso.odiso.net (bastionodiso.odiso.net [IPv6:2a0a:1580:2000::2d]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by firstgate.proxmox.com (Proxmox) with ESMTPS for ; Tue, 21 Mar 2023 07:53:15 +0100 (CET) Received: from kvmformation3.odiso.net (formationkvm3.odiso.net [10.3.94.12]) by bastionodiso.odiso.net (Postfix) with ESMTP id D925C80BA; Tue, 21 Mar 2023 07:53:08 +0100 (CET) Received: by kvmformation3.odiso.net (Postfix, from userid 0) id C689024A70E; Tue, 21 Mar 2023 07:53:08 +0100 (CET) From: Alexandre Derumier To: pve-devel@lists.proxmox.com Date: Tue, 21 Mar 2023 07:53:07 +0100 Message-Id: <20230321065307.2218261-1-aderumier@odiso.com> X-Mailer: git-send-email 2.30.2 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-SPAM-LEVEL: Spam detection results: 0 AWL 0.024 Adjusted score from AWL reputation of From: address BAYES_00 -1.9 Bayes spam probability is 0 to 1% HEADER_FROM_DIFFERENT_DOMAINS 0.25 From and EnvelopeFrom 2nd level mail domains are different KAM_DMARC_STATUS 0.01 Test Rule for DKIM or SPF Failure with Strict Alignment KAM_LAZY_DOMAIN_SECURITY 1 Sending domain does not have any anti-forgery methods NO_DNS_FOR_FROM 0.001 Envelope sender has no MX or A DNS records SPF_HELO_NONE 0.001 SPF: HELO does not publish an SPF Record SPF_NONE 0.001 SPF: sender does not publish an SPF Record Subject: [pve-devel] [PATCH pve-docs] sdn: add rp_filter sysctl tuning when mulitple evpn nodes are used X-BeenThere: pve-devel@lists.proxmox.com X-Mailman-Version: 2.1.29 Precedence: list List-Id: Proxmox VE development discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 21 Mar 2023 06:53:16 -0000 Signed-off-by: Alexandre Derumier --- pvesdn.adoc | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/pvesdn.adoc b/pvesdn.adoc index be62769..d1ff036 100644 --- a/pvesdn.adoc +++ b/pvesdn.adoc @@ -928,6 +928,19 @@ and 10.0.2.0/24 in this example), will be announced dynamically. Notes ----- +Multiple EVPN Exit Nodes +~~~~~~~~~~~~~~~~~~~~~~~~ + +If you have multiple gateway nodes, disable rp_filter as packet could incoming in a 1 node, and outgoing +to another node. + + +sysctl.conf +----- +net.ipv4.conf.default.rp_filter=0 +net.ipv4.conf.all.rp_filter=0 +----- + VXLAN IPSEC Encryption ~~~~~~~~~~~~~~~~~~~~~~ -- 2.30.2