381 questions with Azure ExpressRoute tags

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Troubleshooting BGP peering on Azure ExpressRoute

I have set up an ExpressRoute connection with private peering on Azure. Despite enabling and provisioning peering, BGP between the on-prem CE router and the Azure ASN 12076 is down. However, I am able to ping between the CE and PE IP address, and ARP can…

Azure ExpressRoute
Azure ExpressRoute
An Azure service that provides private connections between Azure datacenters and infrastructure, either on premises or in a colocation environment.
381 questions
asked 2023-10-31T09:53:10.5266667+00:00
kaickaic 0 Reputation points
commented 2024-11-07T10:26:27.0366667+00:00
Dualeh Farah 0 Reputation points
0 answers

How to Configure BGP peering on Azure ExpressRoute - Cisco 9300 series switch

I have set up an ExpressRoute connection with private peering on Azure. Despite enabling and provisioning peering, BGP between the on-prem Cisco 9300 switch and the Azure ASN 65080 is down. However in Azure portal route summary table, it's showing…

Azure ExpressRoute
Azure ExpressRoute
An Azure service that provides private connections between Azure datacenters and infrastructure, either on premises or in a colocation environment.
381 questions
asked 2024-10-17T11:42:49.0333333+00:00
Dualeh Farah 0 Reputation points
commented 2024-11-06T15:39:05.94+00:00
Ganesh Patapati 1,275 Reputation points Microsoft Vendor
1 answer

How to Reset Private Peering in an Azure ExpressRoute Circuit

How can I reset the private peering configuration in my Azure ExpressRoute circuit, and how long does it take for the peering to re-establish? PS - Based on common issues that we have seen from customers and other sources, we are posting these…

Azure ExpressRoute
Azure ExpressRoute
An Azure service that provides private connections between Azure datacenters and infrastructure, either on premises or in a colocation environment.
381 questions
asked 2024-10-07T08:47:29.4333333+00:00
ManoharLakkoju 695 Reputation points Microsoft Vendor
edited an answer 2024-11-04T07:10:34.2033333+00:00
ManoharLakkoju 695 Reputation points Microsoft Vendor
1 answer

Site-to-Site VPN connection over ExpressRoute private peering not valid

Hello, It seems this article is either outdated or wrong with what it is currently proposing - the requirements most likely need to change. We have the same issue as described here, we have full control of the firewall from on-prem and can…

Azure VPN Gateway
Azure VPN Gateway
An Azure service that enables the connection of on-premises networks to Azure through site-to-site virtual private networks.
1,557 questions
Azure Virtual Network
Azure Virtual Network
An Azure networking service that is used to provision private networks and optionally to connect to on-premises datacenters.
2,509 questions
Azure ExpressRoute
Azure ExpressRoute
An Azure service that provides private connections between Azure datacenters and infrastructure, either on premises or in a colocation environment.
381 questions
asked 2024-10-18T10:57:14.8866667+00:00
Dean 0 Reputation points
answered 2024-11-01T18:37:50.1166667+00:00
Ganesh Patapati 1,275 Reputation points Microsoft Vendor
1 answer One of the answers was accepted by the question author.

Difference between colocation and point-point connections in express route models

Hello, I had a question regarding the difference between colocation and point-point connectivity in Azure expressroute connectivity. Both look same to me, and I am a bit confused - all that I can see is that point-point is ethernet based while colocation…

Azure Virtual Network
Azure Virtual Network
An Azure networking service that is used to provision private networks and optionally to connect to on-premises datacenters.
2,509 questions
Azure ExpressRoute
Azure ExpressRoute
An Azure service that provides private connections between Azure datacenters and infrastructure, either on premises or in a colocation environment.
381 questions
asked 2024-10-31T20:31:23.9466667+00:00
Marouf Ali 270 Reputation points
commented 2024-11-01T10:55:32.7733333+00:00
Marouf Ali 270 Reputation points
1 answer

Express route and effective routes on VM

HI Everybody, I've setup an express route circuit with his own virtual network gateway etc. Route propagation works as expecte in both directions. For testing, i've create another vnet and peered vnet3 (new one) with vnet2 where there is the virtual…

Azure Virtual Network
Azure Virtual Network
An Azure networking service that is used to provision private networks and optionally to connect to on-premises datacenters.
2,509 questions
Azure ExpressRoute
Azure ExpressRoute
An Azure service that provides private connections between Azure datacenters and infrastructure, either on premises or in a colocation environment.
381 questions
asked 2024-10-29T09:26:50.2866667+00:00
RL 20 Reputation points
commented 2024-10-30T07:08:25.5033333+00:00
KapilAnanth-MSFT 47,046 Reputation points Microsoft Employee
1 answer One of the answers was accepted by the question author.

Users are not able to see some resources in a resource group where they have respective contributor access.

I created a resource group and added some resources in that. There I added my team through security group which has respective contributor roles for those resources. Some of these resources including blob storage is not visible to the team. To…

Azure Blob Storage
Azure Blob Storage
An Azure service that stores unstructured data in the cloud as blobs.
2,920 questions
Azure Role-based access control
Azure Role-based access control
An Azure service that provides fine-grained access management for Azure resources, enabling you to grant users only the rights they need to perform their jobs.
830 questions
Azure ExpressRoute
Azure ExpressRoute
An Azure service that provides private connections between Azure datacenters and infrastructure, either on premises or in a colocation environment.
381 questions
asked 2024-08-29T11:24:41.9633333+00:00
Pankaj Dua 20 Reputation points
commented 2024-10-28T09:50:24.8966667+00:00
Pankaj Dua 20 Reputation points
2 answers

Express Route connecting without a service provider

i am trying to connect a client network with the azure cloud and referring below link : https://learn.microsoft.com/en-us/azure/expressroute/expressroute-erdirect-about Link section "ExpressRoute using a service provider and ExpressRoute…

Azure ExpressRoute
Azure ExpressRoute
An Azure service that provides private connections between Azure datacenters and infrastructure, either on premises or in a colocation environment.
381 questions
asked 2021-02-18T14:29:29.697+00:00
vderive 1 Reputation point
answered 2024-10-25T20:35:01.2466667+00:00
Ethan J 0 Reputation points
1 answer One of the answers was accepted by the question author.

Route Preference for Express Route Gateway

Hello Experts, I have query for following scenario. There is HUB Vnet which has Express Route GW & Express Route Circuit for Onprem connectivity Virtual WAN HUB is deployed and there is 'Express Route Connection' added from same Express Route…

Azure ExpressRoute
Azure ExpressRoute
An Azure service that provides private connections between Azure datacenters and infrastructure, either on premises or in a colocation environment.
381 questions
asked 2024-09-24T18:14:11.9933333+00:00
Raviraj Velankar 111 Reputation points
accepted 2024-10-11T17:25:03.4566667+00:00
Raviraj Velankar 111 Reputation points
1 answer

Azure Network Routing to VPN and Expressroute

I am trying to get Network Routing in azure between the below set up. Vnet A - VPN Vnet B - Workload Vnet C - ExpressRoute Each network will be peered to the Workload to allow traffic but no VPN Gateway option selected as Azure doesn't support 2 or more…

Azure Virtual Network
Azure Virtual Network
An Azure networking service that is used to provision private networks and optionally to connect to on-premises datacenters.
2,509 questions
Azure ExpressRoute
Azure ExpressRoute
An Azure service that provides private connections between Azure datacenters and infrastructure, either on premises or in a colocation environment.
381 questions
asked 2024-10-10T08:13:29.8166667+00:00
James Tarrant "Work" 0 Reputation points
answered 2024-10-10T22:35:59.8966667+00:00
Rohith Vinnakota 1,085 Reputation points Microsoft Vendor
1 answer One of the answers was accepted by the question author.

Azure express route and virtual network peering

Hello everyone, Are Azure express route and virtual network peering the same? Because both are not used on the public network, with the only difference that Azure express route is from a site to a network and virtual network peering is between 2 virtual…

Azure ExpressRoute
Azure ExpressRoute
An Azure service that provides private connections between Azure datacenters and infrastructure, either on premises or in a colocation environment.
381 questions
asked 2024-10-10T06:56:40.88+00:00
Marouf Ali 270 Reputation points
accepted 2024-10-10T07:33:29.91+00:00
Marouf Ali 270 Reputation points
1 answer

how can you tell the resiliency level of an existing (already provisioned) ExpressRoute Circuit?

trying to copy a EXR Circuit 1:1 & there seems to be no way to tell what kindof resiliency level is attached to an existing circuit. I've looked through the GUI, the JSON info, etc. AI answers my question like this: The resiliency level of the…

Azure ExpressRoute
Azure ExpressRoute
An Azure service that provides private connections between Azure datacenters and infrastructure, either on premises or in a colocation environment.
381 questions
asked 2024-09-10T08:55:34.4533333+00:00
Erik Drueding 0 Reputation points
commented 2024-10-09T11:59:00.72+00:00
Ganesh Patapati 1,275 Reputation points Microsoft Vendor
1 answer

Inject a route into BGP over express route

Hi, We have a express route with service provider MPLS network. I am wondering if there is any way to inject a subnet into the BGP over this express route to service provider MPLS network. Kind regards,

Azure ExpressRoute
Azure ExpressRoute
An Azure service that provides private connections between Azure datacenters and infrastructure, either on premises or in a colocation environment.
381 questions
asked 2024-10-08T02:59:57.04+00:00
Bami Shahidi 0 Reputation points
answered 2024-10-08T10:27:10.8233333+00:00
KapilAnanth-MSFT 47,046 Reputation points Microsoft Employee
1 answer

How to Stop Route Advertisement from Old ExpressRoute Circuit?

How can I stop the route advertisement from my old ExpressRoute circuit after migrating to a new circuit, especially when my service provider is unresponsive to requests for removing routes? PS - Based on common issues that we have seen from customers…

Azure ExpressRoute
Azure ExpressRoute
An Azure service that provides private connections between Azure datacenters and infrastructure, either on premises or in a colocation environment.
381 questions
asked 2024-10-07T08:45:16.09+00:00
ManoharLakkoju 695 Reputation points Microsoft Vendor
answered 2024-10-07T08:45:33.6366667+00:00
ManoharLakkoju 695 Reputation points Microsoft Vendor
1 answer

Connecting Multiple ExpressRoute Circuit into Single ExpressRoute Gateway or Using Single ExpressRoute Circuit & gateway for 2 On-prem Data Centers

Dear Team, We have requirement to connect to an Vendor cloud from the On-prem through Azure using the ExpressRoute, Azure Firewall &VPN Gateway. Below is the flow we planned, We have 2 different Data centers in On-prem to connect to Vendor Cloud…

Azure ExpressRoute
Azure ExpressRoute
An Azure service that provides private connections between Azure datacenters and infrastructure, either on premises or in a colocation environment.
381 questions
asked 2024-09-30T12:34:49.6533333+00:00
Karthik Rajendiran 0 Reputation points
commented 2024-10-04T05:44:10.6866667+00:00
KapilAnanth-MSFT 47,046 Reputation points Microsoft Employee
1 answer One of the answers was accepted by the question author.

Not receiving designated Azure BGP communities from an ExpressRoute in multiple regions

When trying to filter routes via their BGP communities, I am not getting the expected community from Azure. I seem to be getting 65515:20000, and not the 12076:500XX for the region that I am expecting. My router only shows the 65515:20000 and no other…

Azure ExpressRoute
Azure ExpressRoute
An Azure service that provides private connections between Azure datacenters and infrastructure, either on premises or in a colocation environment.
381 questions
asked 2024-09-27T20:15:06.54+00:00
Ted Roy 20 Reputation points
accepted 2024-10-03T12:07:46.83+00:00
Ted Roy 20 Reputation points
1 answer

I am getting multiple routes to our on-prem network in virtual wan hub

We have a virtual wan hub with several spokes. We connect to our on-prem network via Expressroute circuits. We have noticed a problem that there are 3 routes a single network on the onprem, one over the expressroute circuit and 2 via next hops which…

Azure Virtual WAN
Azure Virtual WAN
An Azure virtual networking service that provides optimized and automated branch-to-branch connectivity.
226 questions
Azure ExpressRoute
Azure ExpressRoute
An Azure service that provides private connections between Azure datacenters and infrastructure, either on premises or in a colocation environment.
381 questions
asked 2024-10-02T00:21:19.17+00:00
ADM Cloud Gordon Leister 0 Reputation points
answered 2024-10-02T22:01:14.3566667+00:00
ChaitanyaNaykodi-MSFT 26,216 Reputation points Microsoft Employee
1 answer

Splitting On-Ramp locations

All, when providing Azure Express Route, can the on-ramp be split across Primary and Secondary? Eg, For London South, there's two on-ramp locations; LD4 in Slough and THN2 in Docklands, each having Primary and Secondary. Can Primary be in LD4 and…

Azure ExpressRoute
Azure ExpressRoute
An Azure service that provides private connections between Azure datacenters and infrastructure, either on premises or in a colocation environment.
381 questions
asked 2024-09-30T12:15:37.5733333+00:00
Michael Johnson 0 Reputation points
answered 2024-10-01T04:56:42.7766667+00:00
KapilAnanth-MSFT 47,046 Reputation points Microsoft Employee
1 answer One of the answers was accepted by the question author.

Routing Issues with S2S VPN VNET Peered with ExpressRoute VNET

The Context: I have 3 VNETS (VNET1, VNET2, VNET3). VNET1 has a S2S VPN allowing on-prem devices to connect to Azure. VNET2 has an ExpressRoute allowing another subnet of on-prem devices to connect to Azure. VNET3 also has an ExpressRoute allowing another…

Azure Virtual Machines
Azure Virtual Machines
An Azure service that is used to provision Windows and Linux virtual machines.
7,993 questions
Azure VPN Gateway
Azure VPN Gateway
An Azure service that enables the connection of on-premises networks to Azure through site-to-site virtual private networks.
1,557 questions
Azure Firewall
Azure Firewall
An Azure network security service that is used to protect Azure Virtual Network resources.
681 questions
Azure Virtual Network
Azure Virtual Network
An Azure networking service that is used to provision private networks and optionally to connect to on-premises datacenters.
2,509 questions
Azure ExpressRoute
Azure ExpressRoute
An Azure service that provides private connections between Azure datacenters and infrastructure, either on premises or in a colocation environment.
381 questions
asked 2024-07-02T14:29:17.2566667+00:00
RahulRana-1085 30 Reputation points
commented 2024-09-29T13:37:23.43+00:00
KapilAnanth-MSFT 47,046 Reputation points Microsoft Employee
1 answer One of the answers was accepted by the question author.

ASN number 65515 in the BGP advertisement for the VNet IP space towards the Expressroute peers

When I checked the BGP table for the express route circuit, I see that I have the local ones (for the linked VNet IP space) has the ASN of 65515. Is it a hardcoded value just like 12076? I see that the ASN got removed when advertised to SP. Thanks, …

Azure VPN Gateway
Azure VPN Gateway
An Azure service that enables the connection of on-premises networks to Azure through site-to-site virtual private networks.
1,557 questions
Azure ExpressRoute
Azure ExpressRoute
An Azure service that provides private connections between Azure datacenters and infrastructure, either on premises or in a colocation environment.
381 questions
asked 2022-01-23T18:21:09.7+00:00
Difan Zhao 41 Reputation points
commented 2024-09-27T20:20:07.33+00:00
Ted Roy 20 Reputation points