GRE Tunnel to protect Proxmox CT or VM

em1

New Member
Nov 29, 2020
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Hello i have a dedicated server from DC and VPS with Protected IP from another DC

Let's say our Dedicated Server IP are : 111.111.111.111
and Protected IP are : 222.222.222.222

how can i do a GRE tunnel to make a Proxmox VM or CT with the Protected IP?
 
Hi,

they are a new sdn feature (currently in beta)

https://forum.proxmox.com/threads/proxmox-6-2-sdn-beta-test.69655

where you can defined vxlan tunnel. (it should works better than GRE if you have more than 2 hosts)

if you really need gre,you can do it with installing "ifupdown2" package,

you can look at this doc here for setup it in /etc/network/interfaces

https://docs.cumulusnetworks.com/cumulus-linux-41/Layer-3/GRE-Tunneling/
Can you please explain more details about vxlan tunnel

my Protected server are Public IPs not Private
and i want to bring this protected server ip to my unprotected dedicated which it's from another DC
to make vm with protected ip on unprotected dedicated
all IPs are public not private
 
Why do you mean by "protected" ip ?

do you want some kind of private tunnel,to route your public ip inside between both DC? do you need encryption ? (because gre or vxlan are not encrypted)
Protected ip it's a public ip but have ddos protection
and dedicated server ip don't have ddos protection

all i need is make vm or ct with protected ip which is from another dc

also i don't need encryption
 
Code:
all i need is make vm or ct with protected ip which is from another dc
so, if they have public ip, what is the problem ?
They should be able to communicate through internet.
or do you want to bypass the ddos protection for the traffic between vm ?
 
Code:
all i need is make vm or ct with protected ip which is from another dc
so, if they have public ip, what is the problem ?
They should be able to communicate through internet.
or do you want to bypass the ddos protection for the traffic between vm ?
let's explain my problem with more details

now i have 2 Servers one from hetzner and second from OVH

the hetzner one installed proxmox
the ovh i have subnet /29

all i need is make vm on hetzner dedicated with ovh ips

i know gre tunnel or vxlan can do it but i don't know how.
 

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