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EIGRP neighborship Packet Exchange

During EIGRP neighborship form process both router exchange the update packet and first packet is init and second update packets contain the routes. But my doubt is first R1 has send a update packet on multicast and then again it send unicast in the ...

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Switch Catalyst 3550 Series Firmware

Hello community, I have an old switch Catalyst 3550 Series, I need the lastest firmware for this switch and I can't find it on the website because it's out of support, I don't know if anyone can help me, thanks.

victorr43 by • Level 1
  • 93 Views
  • 4 replies
  • 0 Helpful votes

D300 Duo Release Notes for October 11, 2024

New Features and EnhancementsNow in Public Preview: Duo SSO Routing RulesNow available in Duo’s Federal Editions: Duo Two-Factor Authentication for Microsoft Entra ID External Authentication Methods (EAM)New “passport_assessment" field in Authenticat...

Rick Wong by • Cisco Employee
  • 73 Views
  • 0 replies
  • 0 Helpful votes

Block a "Phishing" phone number for outgoing calls on a Cisco 4321

Hi Guys,I need to block a phone number so that outgoing calls cannot be made from the Cisco 4321 Gateway.Example :1-router#conf trouter(config)# voice translation-rule 102#rule 1 reject /^044019xxxxx4$/2.-router#conf trouter(config)#voice translation...

colcha by • Level 1
  • 112 Views
  • 4 replies
  • 0 Helpful votes

VRF-aware ipsec cheat sheet

What's a VRF?TerminologyConfiguration Which scenarios are supported? TroubleshootingFurther references What's a VRF? A VRF is a Virtual Routing and Forwarding instance, it's basically a virtualization technique for IOS routers. Each VRF has its own i...

Radius attribute DNS

I'm trying to send some kind of DNS-Server address to my ppp client.Dial in via vpdn and aaa via radius provides e.g. Framed-IP-Address,but it doesn't seem to forward any DNS information whatsoever.Maybe the reason is that I haven't used the correct ...

ksAlec by • Level 1
  • 138 Views
  • 6 replies
  • 1 Helpful votes

DNAC syncing problem and slow provision

I have two issues with DNAC1. Sync between WLC and DNAC i slow and there is no way to manually force sync. To be more specific: when i migrate APs to a 9800-80 (from a old 8540 WLC) and try to provision them i DNAC - i am unable to provision because ...

steiostb1 by • Level 1
  • 191 Views
  • 6 replies
  • 0 Helpful votes

Webex API

Hello everyone! I recently approached Webex, I would like to know if webex exposes API. Ty

raulcat97 by • Level 1
  • 426 Views
  • 2 replies
  • 0 Helpful votes

Firepower 7.42 issue interface Management0 has no link

I'm in the process of upgrading all of my firepower devices from 7.2.8 to 7.4.2 as it is the suggested release. we use the data interfaces as the management interface for most remote devices. As I upgrade each one, I'm now presented with a critical w...

Lee Dress by • Level 1
  • 34 Views
  • 0 replies
  • 0 Helpful votes

Especific voip model with wrong time

Hello, on my CUCM I have different models of voip phones (8865, 8811, 7821, 6921 and 3905). We recently detected that only the 3905 model displays a different time on its screen compared to the other models. The time displayed is one hour less than t...

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