Activity in Technology and Support
Network Design with Collapse Distro & Core
I have been task to turn a immature network into something that looks more standardized. I wanted to create a Network Design with Collapse Distro & Core with a single WAN connection and two core/distro switches. Question 1.) For FHRP, what connection...
HSRP and ACL configuration on Cisco 4506E
I have a question about HSRP and ACL configuration on Cisco 4506 and 4506E switches.Initially, without HSRP enabled, I configured the following ACL on the VLAN 55 interface:Extended IP access list vlan5510 permit ip any 192.168.104.32 0.0.0.1520 per...
Assign ACS url trough PPPoE on ASR1001-X (TR-069)
Hi,we are using the Cisco ASR1001-X as core router on our ISP network. For the management of the CPE I set up a TR-069 ACS server. For testing purposes I configured the ACS URL manually on the CPE, which works fine.However I'd like our ASR to pass th...
2 Dot1q Headers on an IOS-XE Box
Hi dear community,How can this happen ?Two dot1q headers on a captured MPLS frame going out from a Cisco ISR 1111-8P acting as a PE.Thanks in advance for your help !Regards,Jerems
3850 POE issues
I know this has been discussed, but my situation may be more unique. We were having issues with a 24 port POE 3850 not being able to power all necessary cameras (13 I believe). It has two 710w power supplies which is more than enough for this applica...
DMVPN: Multiple physical interfaces on spoke
Hi, I have a scenario were i have to implement a solution which allows for dual ISP redundancy on spoke into dual hubs in a dmvpn environment. I have created two tunnel interfaces, both have tunnel source set at each respective physical interface...
Certificate Pinning with SSL Decryption Cisco Firepower FTD
Some applications use a technique referred to as TLS/SSL pinning or certificate pinning, which embeds the fingerprint of the original server certificate in the application itself. As a result, if you configured a TLS/SSL rule with a Decrypt - Resign ...
Trunk issues
We are in the process of replacing a legacy Juniper Core switch with a 2 stack Cisco 9300 configuration.The VM Hosts within the environment are all configured in the current Vlan 1 on the Juniper switch.We are trunking to these hosts.We have the foll...
C9500-32C Initial Setup
I am trying to setup a C9500-32C with our nexus 7706, and I cannot get the two to bring up the link between them. The 7706 is in production and has one existing 100Gb port in use that is functional, so I think the primary problem would be with the C...
Resolved! CER: Intra-cluster communication is broken
I am trying to upgrade from CER 11.5 to 14. When running the pre-check COP file, as well as utils diagnose test from the CLI, I am getting "Error, intra-cluster communication is broken, unable to connect to [IP address of the server on which I'm runn...
Cisco SD-WAN licenses
We need SD-WAN licenses for our project (for Cisco ISR 4331 router) but we have deadline (30 september) and i think we cannot to provide SD-WAN connectivity in time for our client. Maybe my question seems a little bit stupid, but is there any solutio...
Resolved! MAX STA Report on DNAC for Wireless clients
I am getting this warning on DNAC for wireless clients here and there:Reason DescriptionMax Number of supported clients reached for the AP Radio.I am using C9800 on 17.9.5and APs are C9164 and C9124barely see 5 clients connected on any AP but still g...
Stealthwatch unregistered
While booting SNA Flow collector for first it's showing "The model is unregistered". How to resolve this.I have attached a screenshot with this.
Resolved! ISE with Multiple Interfaces
Hi, I have a requirement to deploy an ISE appliance into a customer environment where the management network is separate from the data network. I understand that GEth0 is dedicated for management access to ISE so, I can assign an IP address to this...
no throughput parameter in the API for agent-to-agent test
Hi, I have a quick question about TE. Can you help me with it?We are currently doing a project to measure the actual speed of the Internet at school and visualise this information.I have created 3 different tests in TE (agent to agent, http server, f...
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