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Cisco Catalyst Center

This community is for technical, feature, configuration and deployment questions. For production dep...

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ThousandEyes

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Activity in Networking

loopback for traffic measurement

I am trying to measure a link speed I have a traffic generator machine.I want my Cisco ASR-1001 to loopback the traffic to the generator,What config do I need to use?I am trying to do it in Layer 3 and there is a switch in between.

mangsto32 by Level 1
  • 232 Views
  • 8 replies
  • 0 Helpful votes

VPN - Geo-Location Based Traffic Management

Hi guys,My company has branches in 3 locations (the US, China, and Canada). I want to create a FULL-TUNNEL VPN for users who connect from coffee shops, airports, and hotels.I will do it using the Cisco profile editor and call it a UNSECURED VPN profi...

NTP and Syslog packets with specific IP Address

Hi All,I have a couple of C9300 L3 switches that are connecting to an ASA firewall. The NTP and the syslog server for the switches are located behind a firewall.When one of the switches request/send packets the gateway IP is the source address on the...

Ranjita by Level 1
  • 95 Views
  • 5 replies
  • 0 Helpful votes

Repeating syslog Message and then Crash

We're seeing a continuous string of the following messages on a 9407 running 17.9.5.  Eventually the switch crashes.  I can't find any info on what these messages mean exactly and whether we're looking at a software or hardware fault.  The supervisor...

Resolved! Best practice lan configuration

HiI have 4 Cisco 2960 switches and 3 unmanaged switches. All are connected via fiber cable to a core switch 4503-3 and it is connected to a VPN router and internet router. (still don't have access to the routers yet)I know I have to replace the unman...

Cisco Switch Web UI with HTTPS (lock icon)?

Hello, has anyone successfully implemented HTTPS on their switch web management UI? I would like to get rid of the warning when I access the web UI, but I cannot seem to find resources about it online.I am currently using a Catalyst 9300 in my networ...

Forward traffic from subnet to another on C3750

hi guys thanks for your suggestions in advancei just reconsidered my whole message. after trying some things. i think i need to set up acl but i'm far from good at it.what would be the ip access-list extended or access-list lines that'd allow me to h...

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gabecz by Level 1
  • 167 Views
  • 3 replies
  • 0 Helpful votes

Resolved! Certificate install issue WLC DNA

For some reason one of our pair of WLC 9800 will not accept DNAC-CA certificate.A sync or push of telemetry from DNA fails. All our other devices are fine.If we try a CLI import of the certificate we get this:Trustpoint 'DNAC-CA' is a subordinate CA....

glsparks by Level 1
  • 439 Views
  • 6 replies
  • 0 Helpful votes

Re: odd loopback errdisable issue

Actually, I did post this in the Network/Switching forum.   I guess someone with power thought it was better suited here and moved it.  Which we both apparently disagree with. 

funciona no switch CBS250 para comunicação via trunk

Hoje temos um parque completamente formado por switches Cisco Catalyst série 2xxx, 3xxx e um core série 4xxx. Conseguiremos interconexão de um modelo CBS250 com um Catalyst usando trunk? O protocolo VTP irá funcionar?

vvsilva by Level 1
  • 79 Views
  • 2 replies
  • 0 Helpful votes

Minor edit in one of the OpenTelemetry Blog

Hey!I'm Chitransh, part of the team at SigNoz.Thanks for using SigNoz as one of the Observability backend for OpenTelemetry in this blog -  https://www.thousandeyes.com/blog/data-observability-backend-opentelemetryI just wanted to point out a small c...

chitransh by Level 1
  • 77 Views
  • 0 replies
  • 1 Helpful votes
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