From 21bd05536f84d6a4f3a9a83ef5d315e1cd83e9e1 Mon Sep 17 00:00:00 2001 From: jdubois Date: Thu, 27 Apr 2023 16:57:25 +0200 Subject: [PATCH] =?UTF-8?q?Ajout=20param=C3=A8tre=20advbase=20partout?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- HowtoOpenBSD/CARP.md | 22 +++++++++++----------- 1 file changed, 11 insertions(+), 11 deletions(-) diff --git a/HowtoOpenBSD/CARP.md b/HowtoOpenBSD/CARP.md index 7471182e..a2b4701d 100644 --- a/HowtoOpenBSD/CARP.md +++ b/HowtoOpenBSD/CARP.md @@ -27,14 +27,14 @@ Sur le MASTER : ~~~ # ifconfig carp0 create -# ifconfig carp0 vhid 1 pass PASSWORD carpdev bnx0 advskew 1 192.0.2.30 netmask 255.255.255.224 +# ifconfig carp0 vhid 1 pass PASSWORD carpdev bnx0 advbase 5 advskew 1 192.0.2.30 netmask 255.255.255.224 ~~~ Sur le BACKUP : ~~~ # ifconfig carp0 create -# ifconfig carp0 vhid 1 pass PASSWORD carpdev bnx0 advskew 128 192.0.2.30 netmask 255.255.255.224 +# ifconfig carp0 vhid 1 pass PASSWORD carpdev bnx0 advbase 5 advskew 128 192.0.2.30 netmask 255.255.255.224 ~~~ ### Persistante @@ -43,7 +43,7 @@ Sur le MASTER : ~~~ # cat /etc/hostname.carp0 -192.0.2.30/27 carpdev bnx0 pass PASSWORD vhid 1 advskew 1 +192.0.2.30/27 carpdev bnx0 pass PASSWORD vhid 1 advbase 5 advskew 1 # sh /etc/netstart carp0 ~~~ @@ -51,7 +51,7 @@ Sur le BACKUP : ~~~ # cat /etc/hostname.carp0 -192.0.2.30/27 carpdev bnx0 pass PASSWORD vhid 1 advskew 128 +192.0.2.30/27 carpdev bnx0 pass PASSWORD vhid 1 advbase 5 advskew 128 # sh /etc/netstart carp0 ~~~ @@ -72,7 +72,7 @@ description "VLAN42" inet 192.0.2.1 255.255.255.224 # cat /etc/hostname.carp0 -192.0.2.30/27 carpdev vlan42 pass PASSWORD vhid 1 advbase 1 advskew 128 +192.0.2.30/27 carpdev vlan42 pass PASSWORD vhid 1 advbase 5 advskew 128 ~~~ ## Failover d'un groupe d'interfaces @@ -116,8 +116,8 @@ Nous conseillons de faire sur le MASTER : Le MASTER va générer un paquet CARP avec la priorité 255 et le BACKUP va ainsi immédiatemment passer MASTER. Ce paquet peut être observé avec `tcpdump proto carp` ~~~ -20:58:59.490207 CARPv2-advertise 36: vhid=1 advbase=1 advskew=12 demote=0 (DF) [tos 0x10] -20:58:59.809967 CARPv2-advertise 36: vhid=1 advbase=1 advskew=12 demote=50 (DF) [tos 0x10] +20:58:59.490207 CARPv2-advertise 36: vhid=1 advbase=5 advskew=12 demote=0 (DF) [tos 0x10] +20:58:59.809967 CARPv2-advertise 36: vhid=1 advbase=5 advskew=12 demote=50 (DF) [tos 0x10] ~~~ Pour avoir l'état actuel du compteur : @@ -152,14 +152,14 @@ $ ifconfig carp carp0: flags=8843 mtu 1500 lladdr 00:00:42:00:00:01 index 12 priority 15 llprio 3 - carp: MASTER carpdev em0 vhid 1 advbase 1 advskew 1 + carp: MASTER carpdev em0 vhid 1 advbase 5 advskew 1 groups: carp status: master inet 192.0.2.30 netmask 0xffffffe0 broadcast 192.0.2.31 carp1: flags=8843 mtu 1500 lladdr 00:00:42:00:00:02 index 13 priority 15 llprio 3 - carp: MASTER carpdev em1 vhid 2 advbase 1 advskew 1 + carp: MASTER carpdev em1 vhid 2 advbase 5 advskew 1 groups: carp status: master inet 192.0.2.60 netmask 0xffffffe0 broadcast 192.0.2.61 @@ -173,7 +173,7 @@ carp0: flags=8843 mtu 1500 lladdr 00:00:42:00:00:01 description: CARP DMZ index 16 priority 15 llprio 3 - carp: BACKUP carpdev em0 vhid 1 advbase 1 advskew 42 + carp: BACKUP carpdev em0 vhid 1 advbase 5 advskew 42 groups: carp status: backup inet 192.0.2.30 netmask 0xffffffe0 broadcast 192.0.2.31 @@ -181,7 +181,7 @@ carp1: flags=8843 mtu 1500 lladdr 00:00:42:00:00:02 description: CARP LAN index 17 priority 15 llprio 3 - carp: BACKUP carpdev em1 vhid 2 advbase 1 advskew 42 + carp: BACKUP carpdev em1 vhid 2 advbase 5 advskew 42 groups: carp status: backup inet 192.0.2.60 netmask 0xffffffe0 broadcast 192.0.2.61