517 questions with Azure ExpressRoute tags

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ExpressRoute: Safe removal of legacy circuit and failed connection — impact on virtual network operations

Problem description I am seeking assistance on how to safely remove a legacy ExpressRoute circuit and a failed connection that are still present in Azure, despite the production traffic having been migrated to a separate active ExpressRoute circuit. My…

Azure ExpressRoute
Azure ExpressRoute

An Azure service that provides private connections between Azure datacenters and infrastructure, either on premises or in a colocation environment.

517 questions
asked 2026-10-01T12:50:16.32+00:00
crgit 0 Reputation points
1 answer

oracle delegation subnet has issue connecting from on-prem

I have a oracle delegation subnet (/24) in azure under the VNET /16. The VNET is peered with VWAN hub & I am using SaaS Palo alto firewall as well. All it takes express route to go to on-Prem. I can see the route for VNET /16 in effective route on…

Azure ExpressRoute
Azure ExpressRoute

An Azure service that provides private connections between Azure datacenters and infrastructure, either on premises or in a colocation environment.

517 questions
asked 2026-09-24T10:39:21.4833333+00:00
Sandeep kumar 0 Reputation points
answered 2026-09-24T10:40:00.84+00:00

AI answer

0 answers

Cisco 8000V router for VPN with expressroute

I have a setup with ExpressRoute + Site to Site VPN connecting on-premises and Azure. I want to use Cisco's virtual router C8000v for VPN instead of VPN network Gateway. Need to make this change to have advanced routing features. Anyone have implemented…

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.

2,185 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.

517 questions
asked 2023-10-18T10:56:11.98+00:00
Mateen Baig 71 Reputation points
1 answer

On-prem to Azure VM Connectivity Issue via ExpressRoute

Hi all, I have the following Azure network design: On-prem → ExpressRoute → ERC VNet → Hub VNet (FortiGate behind ILB) → Spoke VNet The ExpressRoute Gateway is deployed in the ERC VNet, which is peered with the Hub VNet where the Azure FortiGate is…

Azure ExpressRoute
Azure ExpressRoute

An Azure service that provides private connections between Azure datacenters and infrastructure, either on premises or in a colocation environment.

517 questions
asked 2026-07-21T08:07:10.3633333+00:00
krutibasa majhi 25 Reputation points
edited a comment 2026-08-21T05:12:17.01+00:00
krutibasa majhi 25 Reputation points
1 answer

Azure peering down [sc-m-eu-pr-exr-001]

image (23).png We found the peering to Azure was down around 8AM CET time There are no activities on going during that time frame. The link is stable now but flapping for one hour and back to normal, we are unsure this will happen again or not. Is there…

Azure ExpressRoute
Azure ExpressRoute

An Azure service that provides private connections between Azure datacenters and infrastructure, either on premises or in a colocation environment.

517 questions
asked 2026-08-17T08:28:48.35+00:00
Louis Lau Sui Hao 0 Reputation points
commented 2026-08-18T16:07:59.7766667+00:00
Allan Solomon Mejia 10,145 Reputation points
3 answers

GetExpressRoutePeeringRouteTable throttled with subscription read quota nearly full

We're seeing consistent throttling errors on the ExpressRoute ListRoutesTable / GetExpressRoutePeeringRouteTable operation, and the details don't match Azure's documented throttling behavior. Looking for clarification on what limit is actually being hit,…

Azure ExpressRoute
Azure ExpressRoute

An Azure service that provides private connections between Azure datacenters and infrastructure, either on premises or in a colocation environment.

517 questions
asked 2026-08-10T10:05:24.1933333+00:00
Peter Stieber 70 Reputation points
commented 2026-08-13T07:28:00.35+00:00
Peter Stieber 70 Reputation points
3 answers

I paid azure account subscription but not showing anything asking pay again

I paid azure account subscription but not showing anything asking pay again

Azure ExpressRoute
Azure ExpressRoute

An Azure service that provides private connections between Azure datacenters and infrastructure, either on premises or in a colocation environment.

517 questions
asked 2026-08-04T15:05:39.76+00:00
GUMMALLA SOHITH REDDY 0 Reputation points
answered 2026-08-07T15:02:02.49+00:00
Mushtaq Mirza 0 Reputation points
1 answer

Disconnect Issues with Lumen ExpressRoute eLynk

We terminated our ExpressRoute service with Lumen over a month ago and are no longer receiving service or being billed by the provider. Despite multiple attempts to contact Lumen and request de-provisioning, they have not completed the provider-side…

Azure ExpressRoute
Azure ExpressRoute

An Azure service that provides private connections between Azure datacenters and infrastructure, either on premises or in a colocation environment.

517 questions
asked 2026-08-04T20:49:47.2933333+00:00
Nate D. Landis 5 Reputation points
answered 2026-08-04T21:12:23.3966667+00:00
Andreas Baumgarten 132.9K Reputation points MVP Volunteer Moderator
1 answer

AVS express route to vwan express route

We have build an AVS resource with express route connected to our vwan hub. We also have an express route gateway in our vwan hub that connects to our branch sites and on-prem datacenters. Anyone know the exact steps to get these 2 express routes able…

Azure ExpressRoute
Azure ExpressRoute

An Azure service that provides private connections between Azure datacenters and infrastructure, either on premises or in a colocation environment.

517 questions
asked 2026-08-02T15:44:32.0133333+00:00
Boshardy, Tom 0 Reputation points
answered 2026-08-02T17:47:55.72+00:00
Yehor Diriavka 85 Reputation points
2 answers

ExpressRoute Circuit Sharing Feasibility Assessment

Can a single 1 Gbps Azure ExpressRoute circuit be shared across multiple business partners (Partner 1, Partner 2, and Partner 3) through a common connectivity provider, assuming they connect via the same customer-edge infrastructure?

Azure ExpressRoute
Azure ExpressRoute

An Azure service that provides private connections between Azure datacenters and infrastructure, either on premises or in a colocation environment.

517 questions
asked 2026-07-24T05:36:55.0166667+00:00
Jagadhish Babu Subramaniyan 0 Reputation points
commented 2026-07-29T04:32:59.6+00:00
Vinodh247-1375 44,801 Reputation points Volunteer Moderator
3 answers

Can we advertise default route from on-prem to azure vnet over express route

We have Hub and Spoke Virtaul Networks setup. We have a requirement that all internet destination traffic should go to on-prem over Azure expess route, Can we advertise the default route (0.0.0.0/0) from on-prem to azure over 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.

517 questions
asked 2026-06-15T17:52:29.6133333+00:00
Pawan Raut 0 Reputation points
commented 2026-07-22T17:45:31.8566667+00:00
Vinayteja Lellela 110 Reputation points Microsoft External Staff Moderator
1 answer

Service Provider is unresponsive to de-provision request for ExpressRoute.

Our organization terminated eLynk/EVC service with Service Provider (Lumen/Century Link) in October of 2023. Physical circuits were disconnected and our organization moved out of service address. Despite multiple written requests via email and ticket…

Azure ExpressRoute
Azure ExpressRoute

An Azure service that provides private connections between Azure datacenters and infrastructure, either on premises or in a colocation environment.

517 questions
asked 2026-03-16T14:47:56.82+00:00
Sebastian Hernandez 5 Reputation points
commented 2026-07-20T21:27:43.9966667+00:00
Ganesh Patapati 12,170 Reputation points Microsoft External Staff Moderator
1 answer

Down grading Express Route Circuit bandwidth

We have a Premium Express Route Circuit set to 500Mb. We no longer need the bandwidth and would like to downgrade to 10Mb. Does anyone know if there are any issues with doing this? Any Expected outages/downtime? I tried to put in a support ticket, but it…

Azure ExpressRoute
Azure ExpressRoute

An Azure service that provides private connections between Azure datacenters and infrastructure, either on premises or in a colocation environment.

517 questions
asked 2026-07-09T17:23:49.2033333+00:00
Don Broxson 0 Reputation points
commented 2026-07-15T22:21:22.2633333+00:00
Vinayteja Lellela 110 Reputation points Microsoft External Staff Moderator
1 answer One of the answers was accepted by the question author.

can express route circuit connect (in CAC) to multiple gateways (in CAC and CAE) at the same time?

Hello, We would like to validate our planned Azure ExpressRoute design and understand any limitations or recommended practices. Current Design We have an ExpressRoute circuit connected to an ExpressRoute Virtual Network Gateway deployed in a dedicated…

Azure ExpressRoute
Azure ExpressRoute

An Azure service that provides private connections between Azure datacenters and infrastructure, either on premises or in a colocation environment.

517 questions
asked 2026-07-02T13:54:57.53+00:00
Vanessa Xu 40 Reputation points
accepted 2026-07-14T14:13:14.1866667+00:00
Vanessa Xu 40 Reputation points
1 answer One of the answers was accepted by the question author.

Clarification on forcing traffic through ExR Vnet GW using UDR

Hello folks, hope you're well! I need a suggestion on forcing a specific subnet range of traffic through ExR Vnet GW using custom routes. Below are detailed explanation and supporting diagram. Environment setup:- We are using Spoke- Hub network…

Azure ExpressRoute
Azure ExpressRoute

An Azure service that provides private connections between Azure datacenters and infrastructure, either on premises or in a colocation environment.

517 questions
asked 2026-06-25T10:07:04.33+00:00
Apurva Pathak 960 Reputation points
commented 2026-06-25T13:28:20.1533333+00:00
Alex Burlachenko 25,290 Reputation points MVP Volunteer Moderator
1 answer One of the answers was accepted by the question author.

ExpressRoute connectivity issues. BGP up. Routes are not propagated

Hello. I am setting up Expressroute for the first time. The circuit is provisioned, BGP up, with a single connection at the moment . Yesterday I was able to configure the Azure VNet side of things and was able to see prefixes advertised from on-prem,…

Azure ExpressRoute
Azure ExpressRoute

An Azure service that provides private connections between Azure datacenters and infrastructure, either on premises or in a colocation environment.

517 questions
asked 2026-06-24T07:08:30.6066667+00:00
maapinho 75 Reputation points
commented 2026-06-25T08:35:05.2533333+00:00
Alex Burlachenko 25,290 Reputation points MVP Volunteer Moderator
1 answer

Expressroute gateway no transmitting TCP packets

We have setup an Expressroute gateway in a hub VNET with an associated route table. We are able to ping from on an on-premise device to a Nutanix NC2 VM but TCP packets do not reach the NC2 infrastructure. How can I tell where the packets are going 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.

517 questions
asked 2026-05-29T11:23:16.8133333+00:00
Duncan Edwards 1 Reputation point
edited a comment 2026-05-29T11:41:28.45+00:00
Thanmayi Godithi 11,905 Reputation points Microsoft External Staff Moderator
3 answers

DR for the Azure Portal

Are there, Redundant paths to Azure, should the main link become compromised or made unavailable? I'm coming at this from a DR perspective. If we lose the portal.azure.com link, how can we still get to Azure to do what we need?

Azure ExpressRoute
Azure ExpressRoute

An Azure service that provides private connections between Azure datacenters and infrastructure, either on premises or in a colocation environment.

517 questions
asked 2026-05-20T15:39:43.8533333+00:00
Abboud, Paul 0 Reputation points
answered 2026-05-22T17:36:53.33+00:00
Thanmayi Godithi 11,905 Reputation points Microsoft External Staff Moderator
2 answers

Connect Two active DC to Azure Express Route

Our setup includes DC1 and DC2 configured for high availability. Both data centres need to connect to Azure resources deployed in Germany West Central, as well as to a disaster recovery (DR) site in Germany North. Please refer to the attached diagram for…

Azure ExpressRoute
Azure ExpressRoute

An Azure service that provides private connections between Azure datacenters and infrastructure, either on premises or in a colocation environment.

517 questions
asked 2026-05-06T15:13:20.1366667+00:00
Rajesh C S 0 Reputation points
commented 2026-05-09T01:59:12.71+00:00
Vinodh247-1375 44,801 Reputation points Volunteer Moderator
1 answer

Express Circuit Failover

We have the following ExpressRoute setup configured in Azure: 2 ExpressRoute circuits from different providers 2 ExpressRoute connections 1 Virtual Network Gateway connected to both circuits The design expectation is that if one ExpressRoute circuit…

Azure ExpressRoute
Azure ExpressRoute

An Azure service that provides private connections between Azure datacenters and infrastructure, either on premises or in a colocation environment.

517 questions
asked 2026-05-07T18:05:57.61+00:00
Abrar Adil S 476 Reputation points
answered 2026-05-07T19:22:56.2633333+00:00
Vallepu Venkateswarlu 10,595 Reputation points Microsoft External Staff Moderator