Data Center and Cloud

How to find out which ACI VLANs are communicating with each other.

Hello, Objective: The objective here is to find out on the ACI Fabric, what VLANs are actively communicating (source, destination, ports, protocols) with each other so we can redirect specific traffic to the Firewall for inspection and keep some usin...

Forget MDS admin user

Hello We have Cisco MDS 9148T , anyway to reset the admin password as I forget it.Appreciate your help Thanks

Cisco ACI NetFlow Data template timeout

I configured the NetFlow and am sending the NetFlow to Cribl but cribl is rejecting the netflow mentioning that Data Template interval is 0 Seconds and Leaf exporter settings are saying the same:show flow exporterFlow exporter HNT: Destination: 17...

Connect 100G DCI link in BGW

Hi experts, My customer wanted to connect 2*100G link in Inter-DCI link. we are using vxlan multisite setup. Hence the 100G link will be terminate to BGW leafs in both the DC. My question is Cisco nexus switches supports 100G only in uplink ports. It...

Cisco ACI MultiPod with IPN devices connected using Multiple devices

Hi All, I am working on a HLD where I need to extend my ACI multi pod (Site A) to another Site (Site C) which is located 350 miles away from the existing ACI Main POD. Customer is working with Megaport to provide the connection between these sites....

Resolved! Use specific L3Out per bridge domain

My question:Is there a way to force a bridge domain to use a specific L3out when multiple l3outs with default routes exist?My situation:I currently have a firewall acting as the default gateway for several networks/VLANs. The firewall has a unique "I...

Route Summary Between Tenants or VRF in Cisco ACI

Hello. I am trying to figure out route summary between Tenant or VRF. Let's say I have Tenant1:VRF1 and Tenant2:VRF2. VRF1, let's say have like 1000 10.x.x.x subnets. Then in VRF2, you have an external vendor that would need to monitor your entire ne...

Deleting a subnet from bridge domain, via NDO REST API call

We've been using this NDO's rest API call to delete epg, bd, template, with no issue. But when trying to delete a subnet from a BD that has multiple subnets, I've got a "There was an internal server error" error. That is it, no more details. Can so...

Communication Issues in the Cisco C9516 ACI

Device Version: /bootflash/aci-n9000-dk9.14.2.7g.bin Device Model: Cisco C9516 Problem description: As shown in the figure below, A cannot access B(any protocol), and after logging in to B and initiating a request from B to A(any protocol, we are ...

ACI Routing Problem (Transit routing)

Hello ACI people, I would like to kindly ask for a second opinion. I have a internal Firewall pair connected thru the L3Out_1, running OSPF area 150. This L3Out_1 is implemented in Pod1 and Pod2 on a pair of leaves 101 and 102, then the same L3Out_1 ...

Resolved! Destination vPC VTEP Address for ACI

Hi All,We're using ACI in our environment and ran below command. I am not able to figure out on which leaf the tunnel destination "10.9.152.77" resides. I think the tunnel destination is the VTEP assigned to a vPC. How can we search it centrally and ...

Service "snmpd" (PID 22298) hasn't caught signal 6

Hi All, Could you please me on this error? Is it a bug? How can I fix it? ============ 2024 Sep 9 14:45:07.961 UTC: %SYSMGR-2-SERVICE_CRASHED: Service "snmpd" (PID 22298) hasn't caught signal 6 (core will be saved). ========For below platform? Soft...

Openssh version in NX-OS

Hello, Is there any document that describes which version of openssh is used in NX-OS releases?I have some security scans that report openssh vulnerabilities, and I'd like to know if upgrading NX-OS will help me solving these issues. Thanks, Regards,...

SYSMGR-SLOT2-2-SERVICE_CRASHED: Service "pixmc" (PID 1968) hasn't caught signal 6 (core will be saved)

Resolved! MDS 9132 change port exhaust

Hi community,I need to replace intake for port side exhaust on a pair of switches. I can powered off them. We are receiving PSU's port side exhaust and FAN's port side exhaust.Is there any procedure for doing this?Regards,