Activity in Technology and Support
Design/Recommendation for ACI Multi-site Architecture with ASAs & F5s
Hello FreindsI Have 4 x F5 BIG-IP i5800 Hardware, need to provision 2 per Site in Active/Standby mode, ACI Multi-site ArchitectureI Have the following questions4 x F5 BIG-IP i5800 Hardware1. What is the Recomendation for the Failover Link, Back to Ba...
WS3750-X | %PLATFORM_STACKPOWER-4-REDUNDANCY_LOSS
Hello FreindsMy MGMT WS-3750-X is running on just one power supply. How do I disable the below behavior and force the switch only to accept 1 PSU Line power Jan 2 00:57:58.436: %PLATFORM_STACKPOWER-4-REDUNDANCY_LOSS: Switch 1's power stack lost redun...
Resolved! Small Business Investment Program Question
I have a question about the Small Business Investment Program. I just purchased a Cisco Small Business Router and additional Small Business 8 Port Switch. Later down the road, we may need a 16 Port or larger, but we don't need to swap out any now. We...
Cisco meraki mx64 warranty claims
My Device Meraki Mx64w is power issue detected Sr no Q2MN-RG8P-T6D8
C9300L-24P-4G and guestshell in 17.12
Hallo!I have a 9300 im trying to get the guestshell up and running. Specifically its external communications that im struggeling with.app-hostingappid guestshell app-vnic AppGigabitEthernet trunk vlan 4094 guest-interface 0 guest-ipaddress 192....
upgarde ucs c240 server firmware connect to UCSM
i have a cisco UCS C240m5 server that connect UCSM, i want to upgrade this firmware ,do i upgrade from ucsm or server cimc
Cerberus FTP & DUO Universal Prompt Issues
I am using Cerberus FTP and after they integrated DUO for 2FA via Web SDK I had successfully followed the instructions on their site to enable DUO. When the universal prompt was available I enabled that and all was working fine. Then somewhere betw...
ISL vs Dot1q header
So I found a wireshark capture and I want to differentiate between the ISL and the Dot1q header.Here is the direct link of the capture: https://wiki.wireshark.org/uploads/__moin_import__/attachments/SampleCaptures/isl-2-dot1q.capYou can find it hereh...
Problem recieving IP address after AAA authentication
Hello ,I'm facing an odd problem with the switch Cisco C1300 when authenticating with Fortinac.When authenticating a printer (Static IP) or a Huawei AP (DHCP), the Fortinac puts the device on the correct VLAN. The switch receives and recognizes the V...
WLC Migration 9800L to 9800M
I’m planning a migration from an existing Cisco Catalyst C9800-L-F-K9 HA pair running IOS-XE 17.12.05 to new Catalyst 9800M hardware. The current setup is with CW9164I & C9120AXI APs, and the target software on the new controllers is IOS-XE 17.15.4b ...
Vicon IP Cameras Issue in C9300-48uxm running IOS-XE 17.9.1
Hi All,We're facing issues in C9300-48UXM 8-Stack switches running IOS-XE 17.9.1. All our Vicon IP cameras are goes offline when the switches are suddenly rebooted due to maintenance. POE devices are online like Cisco IP phone, Cisco APs, PC, and oth...
Cisco ISE related Vulnerability (CVE-2025-20343)
IntroductionSummaryWorkaroundAffected Products & Fixed SoftwareReferences The Portuguese version of this Article can be found at: Vulnerabilidade que afeta o Cisco ISE (CVE-2025-20343) . For an offline or printed copy of this document, simply...
MTU in CCTV Networks
Hi All, I'm doing some self-guided Wireshark training on Udemy in order to better understand and troubleshoot my network. One of the topics today was retransmission, which I see a lot of in my captures and something I haven't been able to understand...
Template Editor - jinja2 ipaddr filter
I'm working with some Jinja2 templates and have a need to use Jinja2's 'ipaddr' filter. Since this isn't well documented from a DNAC perspective, I've been trying to use some of the attributes/schema that are present in the Ansible version of ipaddr...
TRANSCEIVER-3-NOT_ALLOWED_ONLINE
What does transceiver not allowed online mean?%TRANSCEIVER-6-INSERTED: Chassis 1 C0/1: iomd: transceiver module inserted in Te0/1/1 %TRANSCEIVER-3-NOT_ALLOWED_ONLINE: Chassis 1 C0/1: iomd: Detected for transceiver module in Te0/1/1, module disabledSF...
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