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Security

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Activity in Technology and Support

Remove specific digits from a Route Pattern range

In CUCM, numbers not defined within a specific 555-555-XXXX range (not actual, just an example) by default route to trunks to an AT&T CO that we have on site. Typically those are DNs/phones and fax lines still on that system which we're in the proces...

SteveK066 by • Level 5
  • 102 Views
  • 5 replies
  • 0 Helpful votes

Updating Cisco Catalyst 9800-CL with AP Image Predownload and N+1?

Hello,I'm tasked with updating our WLCs. We have two that have a Mobility group attached to them, one acting as the primary and one as the secondary. I am somewhat familiar with the methodology that the backup WLC should be updated first before the p...

brugos by • Community Member
  • 212 Views
  • 7 replies
  • 0 Helpful votes

Video Series | Cisco IQ Link

Cisco IQ Link securely collects and transmits asset telemetry from your on-premises network to Cisco IQ, enabling AI-powered predictive insights that help you improve network visibility, anticipate issues, and drive operational efficiency.This video...

Catalyst 9800 vWLC: CO_CLIENT_DELETE_REASON_CLIENT_EAP_TIMEOUT_FAILUR

Hello gurus, maybe someone seen the strange issue with sudden clients deauth I'm experiencing randomly (~20-30 times per day from different devices(mostly laptops) ) on the vWLC? Details are below:## Environment- Controller: Catalyst 9800-CL (virtual...

Archi82 by • Community Member
  • 87 Views
  • 4 replies
  • 0 Helpful votes

False Positive: Domain Blocked by OpenDNS

Hello, Domain: qusafe.aiI am the owner of qusafe.ai and am reporting a false-positive classification. Your feed currently lists this domain as phishing/malicious. This is incorrect.qusafe.ai is the legitimate website of QuSafe, a US-based post-quantu...

venu8 by • Community Member
  • 173 Views
  • 4 replies
  • 0 Helpful votes

Cisco Secure Client VPN on LINUX

How to assure CISCO Secure Client VPN will work perfectly over LINUX OS, Ubuntu or Mint distributions, because after installation sometimes there is no connection to corporate servers.

lfndo77 by • Community Member
  • 147 Views
  • 6 replies
  • 1 Helpful votes

CUCM TFTP Not Backed Up

We are running CUCM 15.0.1.12900-234.  We've noticed that sometimes DRF doesn't back up TFTP files on one or both of our TFTP servers (while it's possible that TFTP won't be backed up on either of our two TFTP servers, it's more likely that only one ...

refram by • Level 6
  • 92 Views
  • 2 replies
  • 0 Helpful votes

Umbrella "Phishing" false positive – how to dispute?

Hi all,We manage a legitimate e-commerce website that Cisco Umbrella / OpenDNS has classified as phishing. OpenDNS resolvers return the hit-phish.opendns.com block address for the domain and all of its subdomains. Visitors on Umbrella or OpenDNS netw...

Lukas-v by • Community Member
  • 61 Views
  • 2 replies
  • 0 Helpful votes
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