Activity in Technology and Support
Unable to access APIC via HTTPS — certificate error
I am connected to the DevNet Sandbox VPN and can reach the APIC at 10.10.20.14.Direct HTTPS access was successfully tested using:curl.exe -vk https://10.10.20.14The APIC responds successfully with:HTTP/1.1 200 OKServer: Cisco APICI also tested:curl.e...
Resolved! 回复： Cisco IOS XE Software CLI Argument Injection Vulnerability
would like to get some information regarding CVE-2025-20334. I have a Catalyst 9200L switch running IOS-XE version 17.15.03, and I want to check whether this specific device is vulnerable to this security flaw
C9300-48UXM running 17.15.05 - DHCPD-7 log message
Over the weekend I upgraded a C9300-48UXM to 17.15.05. This switch is running Network Essentials license and does not have DHCP helpers, DHCP Snooping, or device tracking enabled. It is a downstream Layer 2 switch with a port-channel to a layer 3 tha...
CVR-QSFP28-SFP25G= compatibility with Catalyst C9500 32C ?
Hi,Hsa anyone succeeded making the CVR-QSFP28-SFP25G= work with a catalyst 9500 32C and a 25G SFP (LR or SR) ?We need a remote connection via fiber, the breakout cable doesn't help here.. Needless to say that we need 25G and not 10GThe box is running...
Receiving Untrusted Server Certificate
regarding network addresses certificate is expired, what should i do, should i keep going ?
Block incoming call based on the caller ID using Translation Pattern
Translation Pattern is the most important tool in the Call Routing Process for Cisco Unified Communication manager. Largely used in the Globalized Dial Plan, inter-site and intra-site dialing, and a powerful tool to solve the problem of overlappi...
Buffer issues on Cisco 9300
Is anyone else seeing this type of issue:Endpoints woke from sleep still operating at 10 Mbps instead of 1 Gbps.The devices generated very large numbers of 802.3x pause frames.A single port consumed up to 96% of a shared ASIC buffer pool.Other interf...
Resolved! Which TFTP server gives out the Background Images
I think I have figured out how to manage the List.xml files and the image files for our phones.I have my List.xml and image files in the Desktops/800x480x24 folder.The next thing I need to understand is which CUCM server I need to have these on?We ha...
Cisco 9130AXE Antennas compatibility
Hi, I have a question regarding the number of antennas that I can connect to the 9130AXE. Using the AIR-CAB002-D8-R= on the 9130AXE, can I connect two AIR-ANT2566P4W-RS= and go 2.4 and 5 GHz on both of them? Cisco Catalyst 9130AX Series Access Point ...
Resolved! Firepower 4100 slot 1 SSD
Hi, Do someone understand what Firepower 4100 slot 1 SSD use for? For FXOS , ASA/FTD or just store ASA/FTD csp?
Jabber MRA Login Issue
Hello,We have Cisco Expressway X15 MRA. When a Jabber client tries to log in from outside the corporate network, I can see the authentication attempt in the Expressway-C logs, but Jabber then reports that the user cannot connect from outside the netw...
New: Schedule IOS XE Upgrades for Device Configuration Mode Switches
What's new?We are excited to announce new firmware management capabilities for IOS XE switches managed in Device Configuration Mode, now in Public Beta. Customers can now use the Meraki Dashboard to schedule and monitor Cisco IOS XE firmware upgrades...
ISE: CVE-2023-28531: Vulnerabilities in openssh 8.0p1
Hello, Do you know what the exact impact of this vulnerability is on an ISE SNS-3655-K9 in version 3.3 P3? BR, José
Resolved! 6823 Premature Dialling
Our 6823 does not wait for the "call" button to be pressed. If the user pauses for more than 2 seconds whilst entering the number, the phone dials the part-number and the call fails. How do we make the phone wait for the "call" button ?
Resolved! CSCvi49008 - C9300 switch front panel LEDs are off and do not power on
Hello,On my switch Catalyst 9300 48-port PoE+ // C9300-48P-A // IOS 17.3.4, I am experiencing the following symptoms:After several years of normal operation, the switch suddenly stopped working during the night yesterday.Upon arriving on site, I obse...
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