Activity in Technology and Support
GRE over IPSec vs IPsec over GRE
Hi all. Dont know but i am confusing a lot in understanding the difference between the above two. By "over" what we mean ? which header comes first ? When i apply crypto map on physical interface with original IPs (of both ends) in crypto acl, is it ...
SISE v1.2 exam version
Hi all, I'm in the process of preparing for this exam and was wondering if anyone knows on which ISE version this exam is based?
Crypto tunnel dual hub
Hello every one here topology if fact i emelate but this problem has in development, Spoke establisghed to Hub-01 and crypto tunnel working but doesnt work crypto tonnel with Hub-02, where is my misteke or ISP block udp-500 ptrotocl 50.Hub-01crypto i...
TC-NAC Status Showing as Disconnected in ISE 3.5
Hi,I am using Cisco ISE 3.5 and have enabled Threat-Centric NAC (TC-NAC). All the required services are running, and when I integrate Cisco Secure Endpoint with ISE, the integration completes successfully. However, the Secure Endpoint status remains ...
what would cause ip/tcp/udp checksum error
our Linux Server kernel log report lot of "udp bad checksum "now i am not sure if that means the udp packet was drop by the kerneland i am wondering what knid of think would cause the checksum error in data in transfering stage .
IPN Switches pair and New PODS's connection
Hi All, Quick help (I think it is simple for ACI Specialists;). Please see the below topology.: ACI Main Fabric is built in São Paulo room and the customer needs to expand the fabric in new room which is 800m away from the Main ACI Fabric – same DC, ...
"Potential hardware problem" alerts
I have started to receive a number of these alerts from cameras across three different sites that started Friday, 03-Jul-26 19:16:44 UTC.Has anyone else started receiving these? - all the cameras reported are working quote happily.Is it something I s...
Cisco WLC 9800 Flex Connect
If we already set the AP to flexconnect are we need to enable the flex on AP group?
Mounting MR46E with MA-ANT-3-D6
Hello. I need to mount a couple of these and cannot get the MA-MNT-ANT-3 or MA-MNT-ANT-4 anywhere right now. does anyone have some laying around or a decent workaround?
ASR-920-4SZ-A - wiped the IOS-XE image by accident
I have obtained a secondhand ASR-920-4SZ-A and wanted to wipe the configuration clean.Used:write erase delete /force /recursive flash: reloadBut that wiped even the IOS-XE.Where can I obtain TFTP_FILE=asr920-universalk9_npe.16.09.03.SPA.bin as I am u...
CSCvv94105 Deployment fail due to failure in generating configuration
The FMC hardware is FMC2500. We cant deploy policies to the FTDs. Unfortunately, the FMC2500 is EOS and we are not getting support from the TAC. Is there a workaround for this?
L2VPN MACsec C9500 to 3850 via ISP
Hello!Since I currently don't have a gateway that can be configured via L2VPN IPSec, I wanted to try using MACsec. It seems like people are writing that it's possible and everything works, the provider shouldn't cut the eapol and transmit pure ethern...
ucs platform emulator
Am i able to run ucs platform emulator on a vmware esxi version 7.0.3, just for test purposes and is it a good idea??
Cisco Talos Intelligence API Access and Service Account Certificate
We are integrating the Cisco Talos Intelligence Splunk Add-on (Splunk_TA_Talos_Intelligence v1.0.3) into our enterprise Splunk Security Operations Center (SOC).During the configuration process, the add-on requires a Service Account (SA) Certificate f...
Cisco 9800/eWLC 17.12.4 – AP SSH Access Failure & WLAN Poller Failed S
Hi Team,We have a Fabric environment with Cisco 9800 WLC and eWLC running IOS-XE version 17.12.4. During troubleshooting, we identified the following Cisco bugs:CSCwf25731CSCwf37271The issue we are facing is that on the WLC, we are able to SSH to som...
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