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by D1Lazarus
Thu Nov 21, 2024 1:04 am
Forum: General
Topic: VRRP with single WAN and Single LAN Address
Replies: 34
Views: 2745

Re: VRRP with single WAN and Single LAN Address

I thought that when one leased a server for CHR, part of the deal was redundancy so that if the server failed, the CHR would automatically be migrated to another server etc....... ?? Indeed, if you run a machine in a 3rd party data center, this is exactly what you expect; however, the OP calls &quo...
by D1Lazarus
Thu Nov 21, 2024 12:54 am
Forum: General
Topic: VRRP with single WAN and Single LAN Address
Replies: 34
Views: 2745

Re: VRRP with single WAN and Single LAN Address

99.999 percent over my head, but I thought that when one leased a server for CHR, part of the deal was redundancy so that if the server failed, the CHR would automatically be migrated to another server etc....... ?? ex.... https://www.vultr.com/company/sla/ https://docs.vultr.com/high-availability-...
by D1Lazarus
Wed Nov 20, 2024 6:05 pm
Forum: General
Topic: VRRP with single WAN and Single LAN Address
Replies: 34
Views: 2745

Re: VRRP with single WAN and Single LAN Address

At least in RouterOS 6, it was indeed possible that the address attached to the VRRP interface was totally unrelated to the address attached to the underlying "physical" one, so you could e.g. use private or APIPA addresses (169.254.x.y) to let the two devices talk VRRP to each other and ...
by D1Lazarus
Thu Nov 14, 2024 11:01 pm
Forum: General
Topic: VRRP with single WAN and Single LAN Address
Replies: 34
Views: 2745

Re: VRRP with single WAN and Single LAN Address

Just curious if you happened to check the ESXi logs to find the root cause? Anyway, feel free to get back here if you find anything interesting for future reference. I did not. That is just a minor part of what I am trying to figure out. Pretty sure it has to do with the fact that I use 2 physical ...
by D1Lazarus
Thu Nov 14, 2024 4:14 am
Forum: General
Topic: VRRP with single WAN and Single LAN Address
Replies: 34
Views: 2745

Re: VRRP with single WAN and Single LAN Address

After discussing the issue internally with some techs, our best guess at this point is that the flip-flop behavior might be caused by a VMware Virtual Network Adapter 'state change' which can happen for various reasons like network congestion, resource constraints, virtual switch misconfigurations,...
by D1Lazarus
Wed Nov 13, 2024 12:49 am
Forum: General
Topic: VRRP with single WAN and Single LAN Address
Replies: 34
Views: 2745

Re: VRRP with single WAN and Single LAN Address

Here are the two test routers I have set up. OK, no firewall filter rules at all so VRRP packets from the other router can definitely get in if they make it through the LAN. With these configurations, what does /interface/vrrp/print where name=vrrp1 show at both test routers? I wouldn't pay any att...
by D1Lazarus
Tue Nov 12, 2024 11:00 pm
Forum: General
Topic: VRRP with single WAN and Single LAN Address
Replies: 34
Views: 2745

Re: VRRP with single WAN and Single LAN Address

Alright, got it. As for load balancing (ie vrrp load sharing) and grouping, have you checked if the ROS version has what you need? It might be worth a look, since it doesn’t have all the ‘bells and whistles’ of the Cisco IOS XR equivalent. The load balancing I can address down the road. My main con...
by D1Lazarus
Tue Nov 12, 2024 8:44 pm
Forum: Beginner Basics
Topic: Remote access from the Internet (WAN side)
Replies: 38
Views: 341865

Re: Remote access from the Internet (WAN side)

Sorry Wrong thread
by D1Lazarus
Tue Nov 12, 2024 7:25 pm
Forum: General
Topic: VRRP with single WAN and Single LAN Address
Replies: 34
Views: 2745

Re: VRRP with single WAN and Single LAN Address

Thanks, but I have to admit I'm pretty confused by the network diagram as the image doesn’t seem to follow a clear visual logic and it’s hard to make sense of it without additional context. For example, how does the red-dashed VRRP relate to the four nodes (VRRP1, VRRP2, CHR1, CHR2)? And what role ...
by D1Lazarus
Tue Nov 12, 2024 7:15 pm
Forum: General
Topic: VRRP with single WAN and Single LAN Address
Replies: 34
Views: 2745

Re: VRRP with single WAN and Single LAN Address

The datacenters are Cisco UCS/FI stacks being uplinked to our MPLS network through a pair of Cisco Nexus 9k and ASR 9ks for the MPLS ring. Ah, for me a "datacenter" normally means something provided by a 3rd party :D So I figure the two ASRs use BGP to advertise the public subnet where th...
by D1Lazarus
Tue Nov 12, 2024 1:22 am
Forum: General
Topic: VRRP with single WAN and Single LAN Address
Replies: 34
Views: 2745

Re: VRRP with single WAN and Single LAN Address

He is the diagram. Not sure what you meant by VSM though.
Screenshot 2024-11-11 162033.png
by D1Lazarus
Mon Nov 11, 2024 11:56 pm
Forum: General
Topic: VRRP with single WAN and Single LAN Address
Replies: 34
Views: 2745

Re: VRRP with single WAN and Single LAN Address

As far as the networking goes all the traffic in the two datacenters are set up in vlans. The datacenters are Cisco UCS/FI stacks being uplinked to our MPLS network through a pair of Cisco Nexus 9k and ASR 9ks for the MPLS ring. We have a video streaming solution we run at one of the datacenter loca...
by D1Lazarus
Mon Nov 11, 2024 7:45 pm
Forum: General
Topic: VRRP with single WAN and Single LAN Address
Replies: 34
Views: 2745

Re: VRRP with single WAN and Single LAN Address

Sorry, by mirrored datacenters I meant geographically redundant. I have two datacenters in two different physical locations, but each is running the exactly same hardware as the other. Starting from the ground up I currently have the two CHR up and running and set up VRRP between them, but for some ...
by D1Lazarus
Mon Nov 11, 2024 6:08 pm
Forum: General
Topic: VRRP with single WAN and Single LAN Address
Replies: 34
Views: 2745

VRRP with single WAN and Single LAN Address

I am trying to set up a couple of CHR to run side by side for a streaming service that we offer. This requires that I have a single WAN and and a single LAN address that I can use. For best availability I need to have one of the routers running as the primary and the other as the secondary so that i...
by D1Lazarus
Wed Jul 29, 2015 5:11 am
Forum: Beginner Basics
Topic: Help setting up PPTP connection
Replies: 2
Views: 713

Re: Help setting up PPTP connection

Shouldn't be an issue with my ISP, I actually work for them and know that we aren't blocking any ports or anything else. I can actually see the TCP connection established in the router log and then it goes no further.
by D1Lazarus
Mon Jul 27, 2015 8:11 pm
Forum: Beginner Basics
Topic: Help setting up PPTP connection
Replies: 2
Views: 713

Help setting up PPTP connection

I am trying to setup a PPTP connection to my home network. I have followed this http://networkingforintegrators.com/2012/08/how-to-vpn/ guide for setting it up and cannot get a connection. In the log I can see the TCP connection established but then nothing else and eventually the connection will ti...
by D1Lazarus
Fri Jun 19, 2015 6:02 pm
Forum: Beginner Basics
Topic: Some help would be appreciated.
Replies: 3
Views: 1445

Some help would be appreciated.

I will be setting up a MT router that is going to have a single WAN connection with multiple boxes behind it. Each of the individual boxes will need a public static IP address that I am getting from our ISP, and each will need to be accessible from the internet. More specifically each will need to b...