Hello, today I upgraded a Single-Spine ACI Fabric (Lab) (1x baby-spine (C9336PQ), 2x leafs (C93180YC-EX)) from 3.2(6n) to 4.2(2g).During the upgrade I had a ping from running from Server A (connected via VPC to Leaf1 and Leaf2) to Server B (connected...
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We are trying to upgrade the APIC Simulator from 2.3 to 3.1, however, when uploading the firmware via the GUI, the GUI does not show the firmware that was "successfully" uploaded. We have tried doing this via CLI as well and get the following error.....
Resolved! Strange forwarding behavior with L3Out
Hello community, we have the following situation (drawing attached for better understanding):One tenant, one VRF, one L3Out.Two Firewalls connect to the L3Out, one dedicated to a specific segment (FW) and a general purpose perimeter firewall (PFW).We...
Hi,I'm trying to understand why I can reach endpoints in EPGs from the outside without providing any contract. These EPGs consume the L3out contract from the common tenant that allows any outgoing traffic. However, the EPGs don't have any provided co...
Dear community!I need to figure out best design and config option for migrating our traditional DC network to ACI. We have our branches connected using DMVPN to the ASR 1001-x HUB and are using OSPF for routing. Between branches network and servers w...
Hi all,Please see attached diagram for clarity. i have a multipod environment (2 pods). in each pod, i use a static default route to a local firewall, and leaf switches in each pod send default traffic to the local exit point, as you'd expect. if i t...
Hi, I am facing one normal but unique issue with my newly ACI setup with legacy L2 switch environment.My aci topology is currently L2 out and I have configured BD=EPG=VLAN type of configuration. Please find the attached diagram. I am facing the issue...
If you add a Standby APIC to the ACI infrastructure, you might get confused as I was. - The Standby APIC is shown in the System - Controllers topology, but serial number is shown instead of the name.- In the System / Controllers view, you will see on...
If I write different filters in a contract in which order are they evaluated? I've read elsewhere that they are given a progressive id and they're read from the most specific to the most generic. Is this written anywhere in the official Cisco documen...
Resolved! Inband management EPG as provider
Hi, I've successfully configured the inband access in ACI using the mgmt tenant with the inb VRF. Consuming the L3out from the common tenant, I can remotely manage the APIC and switches, however, I cannot connect from another EPG in another tenant. T...
Resolved! How APIC pushes configuration to nodes?
Hi there, I have a very basic question regarding how ACI works, I understand that APIC pushes configuration to the nodes, but I have not found any document indicating how, I mean.. does APIC pushes configuration via "to Fabric" interfaces? or OOB int...
is it good idea? any issue or concern I need to worry - Scenario: we kept two physical domain in our DC. they have separate vCenter|UCS-FI etc..(HyperFlex). we are trying to implement replication setup for HX-DataStore. In DR we will need same VLAN/E...
Resolved! Alert from ACI APIC
ACI-APIC email alert(via call-home)I am getting only Subject with no detail in message
Resolved! ACI L3Out
Hi ExpertsI plan to setup a L3Out to connect an ACI Fabric to external L3 network. i will use Routed interfaces and the external router R1 will be dual homed to the fabric according to the followin setupR1 E1/1 connect to Leaf 101 E1/1R1 E1/2 connect...
For traffic between PODs in a multipod environment, would the outer-layer packet QoS markings follow what is set in the infra dscp class-cos translation policy or the Custom QoS policy of a given EPG? Thanks in advance
