Azure ExpressRoute
An Azure service that provides private connections between Azure datacenters and infrastructure, either on premises or in a colocation environment.
322 questions
0 answers
I have a BGP peer that cannot receive MD5 signature between Azure ExpressRoute and Cisco 8000V edge router?
I was working with Cisco on the BGP peer going down whenever there is any kind of hit/bounce, the peer does not recover. This scenario happens accross the two ExpressRoute circuits Primary/Secondary. The peering is between a Cisco 8000V to Azure…
asked 2024-04-24T12:57:21.01+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(275.2, 93%, 36%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EDS%3C/text%3E%3C/svg%3E)
Dennis Slaughter
0
Reputation points
commented 2024-04-25T05:12:45.05+00:00
KapilAnanth-MSFT
35,001
Reputation points Microsoft Employee
1 answer
New Express Route Connectivity
We currently have 1Gbps Express Route physical link between on-prem datacenters and Azure datacenters. Now we need to upgrade this physical link to 10Gbps. New links were provisioned by the service provider. What are the next steps?
asked 2024-04-22T09:59:53.3966667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(38.4, 75%, 13%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EBI%3C/text%3E%3C/svg%3E)
Bharaniraj Iyyamperumal
0
Reputation points
commented 2024-04-24T06:31:08.9966667+00:00
GitaraniSharma-MSFT
47,316
Reputation points Microsoft Employee
3 answers
One of the answers was accepted by the question author.
Connecting various On Premise Sites ( on MPLS & backup on Internet VPN) to workloads spread across 3 different Azure Regoins
hi there , We have set of 12 different locations connected to Central DC via MPLS cloud and back up as Internet VPN. The DC will be decommissioned and all workloads will be moved to Azure cloud in 3 different regions . Requirement is to have these…
asked 2024-04-02T12:36:44.03+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(118.4, 1%, 21%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EAS%3C/text%3E%3C/svg%3E)
Amanjit Saini
20
Reputation points
answered 2024-04-23T11:53:37.0133333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(35.2, 33%, 13%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EMD%3C/text%3E%3C/svg%3E)
Mark Davis
20
Reputation points
1 answer
One of the answers was accepted by the question author.
Express route and virtual hub
Can I connect an express route circuit in one subscription with virtual hub/wan in another subscription?
asked 2024-04-16T15:58:49.2733333+00:00
Mark Davis
20
Reputation points
accepted 2024-04-23T11:32:54.9233333+00:00
Mark Davis
20
Reputation points
1 answer
One of the answers was accepted by the question author.
Azure ExpressRoute Partnership
Hi, there have been a couple of other threads regarding how we reach out to become an ExpressRoute partner and it appears that opening a support ticket and email are options. We would like to initiate this process for our company, but do not have an…
asked 2024-04-03T19:19:07.9533333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(176, 9%, 27%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EJT%3C/text%3E%3C/svg%3E)
Jill Tempelmeyer
20
Reputation points
accepted 2024-04-10T19:34:52.4533333+00:00
Jill Tempelmeyer
20
Reputation points
2 answers
Does Azure Express route and OCI Fast Connect support Azure US EAST 2 Region ?
Current document only shows Azure East US & OCI Ashburn, VA (US East)
asked 2024-04-09T15:32:56.53+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(105.60000000000001, 59%, 20%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EKP%3C/text%3E%3C/svg%3E)
Kiran Patel
0
Reputation points
commented 2024-04-10T17:29:33.6933333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(134.4, 59%, 23%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ECM%3C/text%3E%3C/svg%3E)
ChaitanyaNaykodi-MSFT
22,776
Reputation points Microsoft Employee
1 answer
One of the answers was accepted by the question author.
DNS Resolution through Express Route Connection
Hi all, we have created an Azure Express Route connection between a customer's OnPremise Network (through an APN provider) and our Azure private VNet (AZure private peering). Azure VMs can be reached through that connection by using their private IPs…
1 answer
how to fix BGP down
how to fix BGP down, I can ping azure IP from my on Prem router. icmp is fine but tcp ping to port 179 is not fine, its dropped. I did some packet capture on router, I cannot see SYN-ACK received from Azure express route. so if tcp handshake is not…
asked 2024-04-03T21:19:14.3833333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(201.6, 26%, 29%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ESH%3C/text%3E%3C/svg%3E)
Singh, Harvinder
0
Reputation points
commented 2024-04-05T06:13:08.4366667+00:00
KapilAnanth-MSFT
35,001
Reputation points Microsoft Employee
1 answer
Route summarization for BGP in Azure
Is there a way to summarize subnets when sending routes from Azure to on-prem or other CSPs, or does Azure send every single subnet?
asked 2024-04-03T14:09:27.7966667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(185.6, 50%, 27%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EA%3C/text%3E%3C/svg%3E)
ares
201
Reputation points
answered 2024-04-04T04:09:55.72+00:00
KapilAnanth-MSFT
35,001
Reputation points Microsoft Employee
1 answer
One of the answers was accepted by the question author.
Understanding ExpressRoute
Hi all, I'm trying to get my head around ExpressRoute and what situations would call for it. I've got a couple of questions that (sorry if I seem a bit dense) would clear things up for me. I am connecting my office to my azure servers and have a…
asked 2024-04-01T10:18:19.0966667+00:00
Tom Wrigglesworth
91
Reputation points
commented 2024-04-01T13:46:50.0266667+00:00
Tom Wrigglesworth
91
Reputation points
0 answers
certain tcp traffic not showing at the Azure palo alto firewall
Certain TCP traffic not showing at the Azure Palo firewalls. There are tcp traffic from on-prem to Azure test subnet vm. The connection path is as below: on-prem user laptop -> onprem palo fw -> express route ->Azure Palo fw -> test…
asked 2024-02-27T19:55:23.74+00:00
Vanessa Xu
0
Reputation points
commented 2024-03-29T11:46:57.66+00:00
KapilAnanth-MSFT
35,001
Reputation points Microsoft Employee
1 answer
Routing To On-Prem from Azure Spoke VNET
Hello Need some help in understanding how routing is actually working. Proposed hub and spoke set up. The Hub will contain our Azure Firewall and a Express route vpn gateway which connects to our onprem datacentre. We plan to connect 3 spoke VNETS to the…
asked 2024-03-26T14:19:18.9033333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(105.60000000000001, 50%, 20%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EJK%3C/text%3E%3C/svg%3E)
jitesh k
0
Reputation points
answered 2024-03-27T03:51:02.14+00:00
ChaitanyaNaykodi-MSFT
22,776
Reputation points Microsoft Employee
2 answers
One of the answers was accepted by the question author.
Why does the ExpressRoute circuit resource have a 'location' field in addition to the peering location?
Can someone provide clarity on the 'location' field for the ExpressRoute circuit resource? My understanding is as follows: When an ExpressRoute circuit is provisioned, a private connection is established between Microsoft and the customer network…
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1 answer
ER Circuit co-exist for same location but different provider
We have a customer whose request is to migrated a ER circuit from existing provider to a new provider. He is not going to totally migrate all the traffic to new circuit. He is planning to implement it in a phase. For example A,B,C etc. is the network…
asked 2024-03-18T06:06:26.9033333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(172.8, 39%, 26%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ENK%3C/text%3E%3C/svg%3E)
nirmal kumar
1
Reputation point
commented 2024-03-20T12:12:02.6966667+00:00
KapilAnanth-MSFT
35,001
Reputation points Microsoft Employee
1 answer
details about communities bgp
Hello, we receive azure routes with communities 12076:51052 and 12076:51057 but these communities are not proposed for route filter . Why ? What are these communities for ? we need to know to migrate azure public to Microsoft services. regards.
asked 2024-03-19T13:27:45.74+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(83.2, 36%, 18%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ELJ%3C/text%3E%3C/svg%3E)
LACOUR Jean-Luc OBS/GDO
0
Reputation points
answered 2024-03-20T04:15:13.5766667+00:00
KapilAnanth-MSFT
35,001
Reputation points Microsoft Employee
0 answers
Can I use same public IP prefixes for BGP on primary and secondary link as advertised public prefixes on Microsoft peering
I am moving from Public Peering to Microsoft Peering. I do not have additional public Prefixes then the one I added for BGP session (/30 subnet) on primary and secondary link each. Can I use BGP peer IP as advertised prefixes on Microsoft peering or will…
asked 2024-03-11T18:28:17.09+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(278.4, 73%, 36%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ET%3C/text%3E%3C/svg%3E)
TechMS54
0
Reputation points
commented 2024-03-11T23:51:34.1566667+00:00
ChaitanyaNaykodi-MSFT
22,776
Reputation points Microsoft Employee
2 answers
Difference between Zone-Redundant option and AZ 1, 2, or 3 specifically
What's the difference between "Zone-Redundant" option and "AZ 1, 2, or 3" options? I need to create a redundant connection to my Express Route circuit (I'm using Ergw1AZ) but don't know which option I choose about Availability Zone:
asked 2024-03-08T19:22:06.8866667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(73.60000000000001, 5%, 17%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EES%3C/text%3E%3C/svg%3E)
Erick Santos
0
Reputation points
answered 2024-03-11T18:46:04.84+00:00
ChaitanyaNaykodi-MSFT
22,776
Reputation points Microsoft Employee
1 answer
One of the answers was accepted by the question author.
BGP Filtering
Hi Is there a way to filter incoming BGP routes from the on-prem to Azure? I believe it can be done using route tables but wanted to see if anyone has any advice. Thanks
asked 2024-01-31T14:50:08.09+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(92.8, 86%, 18%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EDB%3C/text%3E%3C/svg%3E)
Damen Barker
20
Reputation points
accepted 2024-03-08T10:42:59.78+00:00
Damen Barker
20
Reputation points
1 answer
Configuring Private Peering for an ExpressRoute Circuit in Virtual WAN
In my Virtual WAN, I created an ExpressRoute circuit and enabled private peering by adding two /30 subnets to be used with one IP for the on-premises gateway and one IP for the Azure gateway. However, from the Azure side, do I only need to add the two…
asked 2024-03-07T14:45:42.0366667+00:00
ares
201
Reputation points
answered 2024-03-08T05:42:27.16+00:00
ChaitanyaNaykodi-MSFT
22,776
Reputation points Microsoft Employee
1 answer
Configuring ipv6 NSG rules on expressroute internal ip addresses
When attempting to setup IPv6 NSG rules they either seem to block all traffic or none. Our setup is as follows: Expressroute peering towards a dualstack VNet A default route is announced over the expressroute towards the VNet The VNet hosts an AKS…
asked 2024-02-28T14:40:51.7366667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(156.8, 15%, 25%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EPB%3C/text%3E%3C/svg%3E)
Peter Boers
0
Reputation points
commented 2024-03-07T20:26:32.21+00:00
ChaitanyaNaykodi-MSFT
22,776
Reputation points Microsoft Employee