Activity in Technology and Support
mac-flap; limit or tuning?
Any know how many times w/in a time frame a mac address needs to show up on two ports before a mac-flap error is logged? And is there a way to tune that threshold?We're running some ap's in flex mode, and a few handheld clients are roaming between a...
WLC 9800-L version 17.12.4 and Microsoft surface connectivity issue
Hi,I successfully migrated from Cisco Airwave OS to 9800-L IOS versoin 17.12.4, and everything is working fine with the exception of the Microsoft surface pro. All of my PCs (windows 10) and Apple Iphone devices are working great and they are using ...
Resolved! CISCO 9200 "No space left on device"
Hello,I am trying to update a cisco 9200 switch ( in fact, it's a stack, there a 2 switchs).Switch Ports Model SW Version SW Image Mode------ ----- ----- ---------- ---------- ----* 1 32 C9200-24P 17.06.05 CAT9K_LITE_IOSXE INSTALL2 32 C9200-24P 17.06...
Using C9200CX as Policy Extended Node in SDA Fabric
Dear Cisco Support Team,We are currently deploying a Software-Defined Access (SDA) fabric and have the following Edge Node models in use:Cisco Catalyst C9200-24T/PCisco Catalyst C9200-48T/PWe would like to clarify if the Cisco Catalyst C9200CX model ...
How do I Directly Pay my Optimum Bill by Phone Number?A Complete Guide
If you need to speak to someone 1-888-715_(Optimum)_8984 at Optimum customer service, the most reliable way is to call their official support number at 1-888-715_(Optimum)_8984. This line connects you with a human who can assist with billing, technic...
Cp-8851 3PCC/Nextiva
Good all,Newbie here. Picked up a phone CP-8851 for my business thinking it would work right away with Nextiva. I was wrong. I ended up getting some tips online to get it to work with Nextiva by converting it from Ent to 3PCC. Thinking is all I nee...
How can I get area A to talk to area B?
Hi there,I am using packet tracer and I have an issue with area A talking to area B or area B to area ACloud is configured to use modem4 to Ethernet6Server has DHCP on and can talk to router and other PC in area A but not area BArea A inside IP is: 1...
DHCP Snooping Traps support for Cisco Devices
Hi Cisco Support,[ Cisco IOS Software [Denali], Catalyst L3 Switch Software (CAT3K_CAA-UNIVERSALK9-M), Version 16.3.8, RELEASE SOFTWARE (fc3) ]We’re using DHCP snooping and would like to receive SNMP traps for events like binding additions, conflicts...
Error-Correction FEC Arista - Cisco Interconnect
I just want share my experience when setting up a connection between Cisco 25GB SR and Arista [100GB Breakout, 4x 25GB]For both sites to be able to successfully negotiate the physical layer parameters the following is required.Cisco works with auto [...
Improvements to Umbrella's DNS reporting retention period
Cisco is continuously innovating to deliver more effective and efficient solutions for our customers. We're excited to announce that starting this June, Umbrella's DNS reporting in the Activity Search will be extended from 30 days of detailed data t...
ASA HA Pair Replacement
Does anyone know where I could find the instructions for replacing a failed unit in a ASA High Availability pair?
Entra External Authentication Method errors: AADSTS900144
Hi all,Has anyone else noticed in the last couple of days if EAM (External Authentication Method) is configured for MFA with DUO in Entra and some end users are getting:AADSTS900144: The request body must contain the following parameter: 'externalAut...
Using AMIs on AWS to Deploy Virtual Enterprise Agents in ThousandEyes
IntroductionArchitecturePre-requisites and AssumptionsAmazon Web ServicesThousandEyesDeploymentVerificationAdditional Resources Introduction ThousandEyes’ flexibility allows you to place Enterprise Agents virtually anywhere your company has a networ...
Resolved! Nexus9000 C93180YC-EX upgrade
Hello everyone,Recently my two Nexus switches hit the bugs which confirmed by Cisco TAC engineers. I am now researching on the process and the software to download.The bug issue is CSCvz65993. I checked that I can directly upgrade to 9.3(9) or above,...
DEVASC 200-901 Study Recommendations
Hey all,I'm currently studying for my DevNet Associate and have been using Cisco's Official Cert Guide, but I'm hitting a brick-wall at Chapter 8. The topics of using Cisco Meraki and the DevNet Sandbox isn't as straightforward, so I was curious abou...
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