Cisco 9300 poe bug. Later on we added 2nd sources on PS.


  1. Cisco 9300 poe bug. When Prime runs "show install summary" on a switch, the bug causes the databases that IOS-XE uses to mis-use some tables and create a memory leak. If you Nov 7, 2024 · This document describes how to troubleshoot unexpected reloads due to stack issues on Catalyst 9000 switches. Mar 13, 2024 · This document describes how to identify, collect useful logs, and troubleshoot problems that can occur with Port Flaps on Catalyst 9000 switches. 04 the entire stack worked with the 140 Cisco VOIP POE phones across the three switches. I had to go to the site to console in. Nov 7, 2024 · PoE is not working on my brand new C9300-24P running 17. 1 Cisco Bug Search Tool The Cisco Bug Search Tool (BST) allows partners and customers to search for software bugs based on product, release, and keyword, and aggregates key data such as bug details, product, and version. May 24, 2021 · We have a Catalyst 9300 switch stack running ( three switches stacking, each switch has two power supplies ); and the devices information as below: Switch Ports Model SW Version SW Image Mode Jul 31, 2021 · The following Cisco Catalyst 9300 Switches do not support PoE: C9300-24T C9300-48T C9300-24S C9300-48S C9300L-24T C9300L-48T Dec 11, 2023 · Cisco 9300 switch have POE ports, but I am not sure that 24 port switch have poe port not? any idea ? Can we use any port at POE or 48 on cisco 9300 switch? Mar 28, 2019 · Hi Its a BUG as Leo said this looks like the ID , had so many PSU bugs on the 3850s , we just gave up reading the output and would get eyes on if we thought there was an issue as many of them seemed to be carried through multiple IOS version s example show env power shows "bad" and unkown for PS not connected to AC CSCvb63422 Description Symptom: When power supply unit is inserted into a Contacts Feedback Help Site Map Terms & Conditions Privacy Statement Cookie Policy Trademarks Jul 31, 2021 · The following Cisco Catalyst 9300 Switches do not support PoE: C9300-24T C9300-48T C9300-24S C9300-48S C9300L-24T C9300L-48T Dec 11, 2023 · Cisco 9300 switch have POE ports, but I am not sure that 24 port switch have poe port not? any idea ? Can we use any port at POE or 48 on cisco 9300 switch? Mar 28, 2019 · Hi Its a BUG as Leo said this looks like the ID , had so many PSU bugs on the 3850s , we just gave up reading the output and would get eyes on if we thought there was an issue as many of them seemed to be carried through multiple IOS version s example show env power shows "bad" and unkown for PS not connected to AC CSCvb63422 Description Symptom: When power supply unit is inserted into a Contacts Feedback Help Site Map Terms & Conditions Privacy Statement Cookie Policy Trademarks Jun 1, 2018 · Solved: Just fired up a brand new 9300 24 port switch to configure and after the boot process finishes the three cooling fans on the back seem to be constantly varying their RPM's. Sep 5, 2024 · This document describes the troubleshooting workflow for Power over Ethernet (PoE) on Catalyst 9000 PoE-capable switching platforms. There is no need to purchase any Maintenance Contract just to RMA a faulty appliance. Sep 1, 2021 · Cisco Catalyst 9300 Series Switches are Cisco’s lead stackable access platform for the next-generation enterprise and has been purpose-built to address emerging trends of Security, IoT, Mobility, and Cloud. Below compares ports 9 (not online) and port 8 (working/online) for examples. I recently upgraded our Cisco 9300-48UXM firmware from 17. While I think I have a good understanding of the issue, I am still not certain on a resolution or the actual root cause. Does anyone know of any power issues with 9200L's or should I start replacing the switches via Cisco RMA? Cisco Catalyst 9300 Series switches are Cisco’s lead stackable enterprise access switching platform and as part of the Catalyst 9000 family, are build to transform your network to handle a hybrid world where the workplace is anywhere, endpoints could be anything, and applications are hosted all over the place. Cisco C9300-24H Switch PoE Issue I have a friend who is having a PoE issue with their Cisco Switch. 12 The Cisco bug tracking system maintains a comprehensive list of defects and vulnerabilities in Cisco products and software. The only "fix" is to RMA the affected switch before the End-of-Support date. Nov 2, 2022 · Hello Everyone, Could you please help me with the below issue? After the switch restart PoE is not working, is this a bug or hardware failure? *Nov 2 11:21:42. Before that, I was given several commands to run for additional logs and testing below. I noticed this problem with POE. 073: ILP:: PoE POST failed on slot 1 , skip PoE event Nov 11, 2023 · Hi guys, I have an issue with a customer's AP. *Nov 2 11:21:42. It has been purpose-built to address emerging trends of Security, IoT, Mobility, and Cloud. Later on we added 2nd sources on PS. 6. each has two 715w PSU switch 2 PSU B is unplugged (not intentionally) power is cut to two of the three remaining PSU leaving just one 715w PSU running the show. Oct 1, 2020 · Having this bug also running 16. we have this problem in Cisco Catalyst 9300 Series Switches are Cisco’s lead stackable access platforms for the next-generation enterprise and have been purpose-built to address emerging trends of Security, IoT, Mobility, and Cloud. To find information about the features documented in this module, and to see a list of the releases in which each feature is supported, see the feature Jul 6, 2023 · Seeing a similar issue on 9300: (Is this related to same bug CSCvq65075 ?) Model: C9300L-24UXG-4X Version: 17. The platform runs Cisco Catalyst 9300 Series Switches are Cisco’s lead stackable access platforms for the next-generation enterprise and have been purpose-built to address emerging trends of Security, IoT, Mobility, and Cloud. If you issue sh and then no sh, the POE cannot be provided. i h Sep 10, 2024 · Cisco Bug: CSCvj76259 - MOSFET fault 3850/3650 suddenly stops providing PoE on certain portsSymptom: On standalone or stacked 3850 switches, one of the switches may stop providing PoE on certain ports. When i set it on static 10 watt power deny to PD. Environmental factors like a power spike or overheating could also trip internal protections. 12. No other physical or logical change was made on the network. For the latest caveats and feature information, see Bug Search Tool and the release notes for your platform and software release. 13. I have limited knowledge with using switch commands for configuration options and I have tried using google as a resource. x, for more information. is that an IOS Bug? Do i have to upgrade the IOS to gold version or just reboot will do?? Power over Ethernet (PoE) technology plays a vital role in modern network infrastructure by simplifying device deployment — delivering both power and data over a single Ethernet cable. 8. We erased and configured from scratch then it Contacts Feedback Help Site Map Terms & Conditions Privacy Statement Cookie Policy Trademarks Dec 2, 2022 · We have C9300-48UXM with power supply C1-1100W Recently, started using these switch model. Aug 14, 2024 · Introduction Cisco Catalyst 9300 Series Switches are Cisco’s lead stackable access platforms for the next-generation enterprise and have been purpose-built to address emerging trends of Security, IoT, Mobility, and Cloud. Fix CSCwe18993, PoE devices connected to C9300-24P/48P series of switches losing power and staying in "down" state Nov 2, 2022 · All Catalyst 9k, including 9300, purchased comes with Enhanced Limited Lifetime Hardware Warranty. I would like to enable Perpetual and Fast POE on my 9300's now. This deviation can result in a higher-than-expected rate of failure. Symptoms: After the upgrade, the ports are selectively down/down. May 19, 2023 · Hello I have a here 9300-48P that has two 715W power supplies installed, but with the command "sh power inline" it doesn't show the total power calculated? both LEDs light on the supply's backside are shining green and correctly S9300-12345# sh env power SW PID Serial# Status Sys Pwr PoE Pwr Watts Nov 9, 2021 · Introduction Cisco Catalyst 9300 Series Switches are Cisco’s lead stackable access platforms for the next-generation enterprise. At the moment, 3 of their APs are inconsistently powering up. 6 as you can see in the attachment. 2 Stack 1: SW2- SW3 (no issues) Stack 2: SW4- SW5 (VoIP POE issues) The second stack of two has number of Cisco VoIP phones that will not negotiate for power (about 10). I assume the POE ability is gone. 9. Apr 28 09:43:55 Cab-NLabsAC_2_RP_0 stack_mgr[13890]: %STACKMGR-1-RELOAD: Reloading due to r Jan 16, 2020 · This is just an information about an undocumented bug in Gibraltar 16. Wou Aug 25, 2023 · Hi to all, I have Cisco Switch WS-C9300-48P-E, port 19 on this switch doesn't work, if i connect a device on this port (POE device or not), no uplink, no reaction from Cisco panel, no notification into console so i dunno how to fix this issue. 2 Resolved Caveats in Cisco IOS XE Dublin 17. GMT: %ILPOWER-3-CONTROLLER_PORT_ERR: Controller port error, Interface Te2/0/4: Power given, but Power Controller does not report Power Good Tried numerous AP and Phon Nov 28, 2021 · As title indicates, no poe on both cisco phones or aruba aps. Apr 24, 2023 · We are running code 17. The platform runs an Open Cisco Finding Feature Information Your software release may not support all the features documented in this module. The highly resilient and efficient power architecture features Cisco StackPower®, which delivers high-density Power over Ethernet Plus (PoE+), 60W Jun 29, 2022 · Hi Tech People, I have problem in my 2 Cisco 9300 Access Switches (C9300-48P-E). 4 watt so only 30 device able to get connected. 01 Here are some of the logs and show commands I have ran thus far based off of this: ( With cisco it was only clock bug, and a handful of exploding 4510s. The show as not connected despite the fact they are. The switch is not even 2 years old. Work around was to power cycle that stack member. 5 on a handful of brand new 9300 UXM switchesfound out about the "unpublished" bug. Feb 17, 2025 · Hello Everyone, This is the situation: We recently upgraded some C9300-48S stacks to IOS 17. PS was connected to switch. My network admin helped me with getting the network up. when I see on Power inline policy device utilize not more then 9 watt. 4 and 17. My question is will those features be enabled after the switch upgrade? The documentation for this feature only mentions that this should The Catalyst 9300 Series is designed for Cisco StackWise® technology, providing flexible deployment with support for nonstop forwarding with Stateful Switchover (NSF/SSO), for the most resilient architecture in a stackable (sub-50-ms) solution. Attempted to use the 'inline power' on the interface command with no success Funny thing is when I reverted back to 17. Feb 21, 2023 · We have a 9300 switch that suddenly seems to have an issue with sending out the correct POE allotment. The devices connected to interfaces Gi1/0/13 and Gi1/0/15 lost network connectivity. 5 and DNAC. It is a newly refreshed site with a mix of 9300L-24P and 9200CX-12P switches. Apr 25, 2023 · 2023年4月25日 (初版) TAC SR Collection 主な問題 Catalyst 9200/9300 シリーズスイッチの PoE モデルにおいて、インターフェースで Speed/Duplex を固定設定 (100M-Full、もしくは10M-Full)にしているにも関わらず、half duplex にて接続する場合があります。これは インターフェースを固定設定を行っているにも関わら Aug 8, 2025 · Perpetual PoE and Fast PoE are not supported on the following Cisco Catalyst 9300 SKUs: C9300-24S C9300-48S Oct 2, 2024 · A limited number of dual in-line memory modules (DIMMs) shipped from Cisco are impacted by a known deviation in the memory supplier's manufacturing process. We are seeing available power is very less on switch- Cisco Catalyst 9300 シリーズ スイッチ: 一部のドキュメントは新しいウィンドウで表示されます。 Dec 11, 2024 · Introduction Cisco Catalyst 9300 Series Switches are Cisco’s lead stackable access platforms for the next-generation enterprise and have been purpose-built to address emerging trends of Security, IoT, Mobility, and Cloud. 4. When I connect a C9164I-ROW AP or Cisco 7841 Phone there is no power. Jul 13, 2021 · Hi one of my 9300 with IOS Version 16. X and 16. The Cisco IP Phone 7821 showing Network Unavailable on the display. I’m not sure if this bug applies to the 9300, but verify that you don’t see ILET-1-DEVICE_AUTHENTICATION_FAIL in the logs there is a bug in a few older versions of 2960X code that would let interfaces function kinda, but not fully, when this flag was triggered. One of the port is showing nonconnected/down/down but POE is working on the same port. up on checking the logs, it says POST failed listing all the gigabit interfaces. This is not a permanent solution and would like a more stable solution. The devices connected are desktop PCs and printers. 4 and 16. 073: ILP:: PoE POST failed on slot 1 , skip PoE event to state machine. 5 boy what a mistake! I lost my remote access. For more information, see the "Configuring PoE" chapter in the Interface and Hardware Component Configuration Guide (Catalyst 9300 Switches). The platform runs an Oct 21, 2024 · Start a conversation Cisco Community Technology and Support Networking Switching Catalyst 9200 switch port flapping (up/down, not MAC flaps) Options 6798 0 Helpful 28 Replies Jun 1, 2017 · I have a number of security panels that have an Ethernet port which is a 10mbps half duplex connection. 05 SW Image: CAT9K_IOSXE 802. no enough power available for another device. x（Cisco Catalyst 9300 シリーズ スイッチ）リリースノート このドキュメントは、米国シスコ発行ドキュメントの参考和訳です。 I’m not sure if this bug applies to the 9300, but verify that you don’t see ILET-1-DEVICE_AUTHENTICATION_FAIL in the logs there is a bug in a few older versions of 2960X code that would let interfaces function kinda, but not fully, when this flag was triggered. I installed this IOS although not recommended on mu Catalyst 9300-24P and 9300-48P, having each 2x 715W PSUs. The early 16. One stack we built with adding both PS connected to source and Another connected with one. Feb 23, 2021 · IOS-XE version 16. The only solution that fixes the problem is to disconnect power from the switch. These devices are connected to the Catalyst via PoE ethernet ports. On three of these ports TDS is constantly running since yesterday. 5. Access Cisco Support to find documentation, software downloads, tools, resources, IT support for cases, and more for Cisco products and technologies. 012: ILP:: POE POST detail for switch 2: PASS *Nov 23 15:26:08. 012: ILP:: Able to get POE POST from switch 2 MCU *Nov 2 I'm running into a problem with a Catalyst 9300 switch stack where Crestron NVX encoders, which are primarily powered by 117 VAC line voltage, halt communication upon return to powered state, necessitating a shut/no shut sequence on the switchports to restore network communication. After power cycling POE was restored on all the ports. Feb 12, 2024 · Cisco Community Technology and Support Online Tools and Resources Cisco Bug Discussions CSCvj75512 - Cat9300 will fail to boot up with bootup logs:BOOT FAIL W Mar 10, 2024 · Start a conversation Cisco Community Technology and Support Online Tools and Resources Cisco Bug Discussions Switch 9300s - inline power denied. Mar 18, 2025 · Cisco Bug Search Tool Cisco Bug Search Tool (BST) is a web-based tool that acts as a gateway to the Cisco bug tracking system that maintains a comprehensive list of defects and vulnerabilities in Cisco products and software. Nov 3, 2022 · All Catalyst 9k, including 9300, purchased comes with Enhanced Limited Lifetime Hardware Warranty. 6, and have encountered an "unpublished" defect in POE with 9200 and 9300 series gear. 2. So I'll be putting in a technician support ticket and see whats up with that I Aug 19, 2019 · 've deployed 4- 9300's in two stacks. x to blow up. I have noticed that these security panels will connect to the switch at 10mbps half duplex just as they did before . the stack rebooted and failed PoE in POST. 1 'sh environment all' Results Sensor List: Environmental Monitoring Sensor Location State Reading Range(min-max) PS1 Vout 1 NOT PRESENT 0 mV na PS1 Vin 1 NO Jul 23, 2025 · One common factor is a firmware or IOS bug that affects the PoE controller, cause even though the switch appears healthy, PoE may silently fail. Here’s the highlights: stack of two 48 port 9300 with PoE+ (not UPoE) running 17. 3bt mode enabled on switch: cisco9300(config)#hw-module switch 1 upoe-plus !!!WARNING!!!This Configuration will powercycle the switch to make it effective. We use Cisco Prime and there is a bug that can cause 17. May 8, 2025 · This document describes common methods to troubleshoot power supplies on Catalyst 9000 Series Switches. Learn more about where this data comes from Cisco Integration Learn more Streamline upgrades with automated vendor bug scrubs Bug Scrub Advisor Learn more Nov 23, 2022 · Hi friends, Working on a 4 switch stack and after powering master (1) then the Standby switch (2) in this sequence I get the following message in a infinite loop: *Nov 23 15:26:08. All Catalyst 9k, including 9300, firmware download is now free (Cisco Catalyst IOS Software Update Program for Catalyst 2000, 3000, and 4000 Series Switches Product Bulletin). Aug 13, 2024 · Start a conversation Cisco Community Technology and Support Online Tools and Resources Cisco Bug Discussions CSCwk58506 - Some non fully IEEE compliant devices is not getting PoE Bookmark | Subscribe Mar 20, 2023 · Hii I have cisco 9300 48P with 470 Poe watt, connect IeeePD default using 15. 3. Apr 14, 2023 · It's the whole stack. Sep 3, 2025 · Release Notes for Cisco Catalyst 9300 Series Switches, Cisco IOS XE Dublin 17. The symptom we are seeing is when an AP is plugg Sep 24, 2025 · The Cisco Bug Search Tool (BST) allows partners and customers to search for software bugs based on product, release, and keyword, and aggregates key data such as bug details, product, and version. Refere the section Scenarios to Troubleshoot Power over Ethernet (PoE) for various PoE troubleshooting scenarios. 0. I have over 300 switches and this is the only one with this proble Oct 4, 2023 · I am going to be upgrading the IOS on my 9300 switches due to a bug with IOS 17. I always had an issue with them negotiating the right amount so I have 4 ports total on the switch for those aps set as follows: power inline static power inline four-pair forced ther Dec 10, 2020 · If microcode downgrade does not occur, PoE features will be impacted after downgrading. However, one command didn't work and I'm not sure what I need to do to Cisco IOS XE Cupertino 17. Opened a TAC case yesterday after upgrading to 17. 4 on multiple 3850's. Dec 13, 2022 · Solved: Hello, I am a bit confused about the bug "CSCwa47565". 03. All 4 switches are C9300-48P Ver 16. Jul 23, 2025 · We have experienced several switches losing all Power over Ethernet (PoE) functionality, which resulted in a complete loss of VoIP service within the affected building. BST provides you with detailed defect information about your products and software. Nov 11, 2022 · We decided to go the way of 17. The POE stops because those ports have MOSFET fault Conditions: This issue may be observed in different (3650, 3850, 9300) platform, because it is triggered by the port controller h/w circuit Oct 19, 2024 · Hi, Recently I purchased 9300L 24P and 48P switches. (TASCAM VS-R265 4K Streamer/Recorder) I'm using them on 3650, 9407, 9300L and some others on both 1g and Oct 9, 2025 · This data sheet provides detailed information about the Catalyst 9300 series switches, the lead stackable enterprise switching platform for fixed access switches. The connection is 1GB vi Jun 11, 2025 · HI, guys Is there any bug reported on the cisco 9300 switch that doesn't recognize the power module and it works? C9300L-24T-4G version 17. If I have a look in the bug search tool the result is that the bug "CSCwa47565" is fixed in the IOS XE versions 17. When the camera is powered by external power injector and data Jan 18, 2024 · 2024年1月18日 (初版) TAC SR Collection 主な問題 Catalyst 9300-24P / 9300-48P 使用時に特に明確なトリガーがなく、PoE 給電が停止する場合があります。また、該当インターフェースは down/down (notconnect) の状態のまま復旧しない場合があります。 この問題は他の Catalyst 9300 シリーズでは発生しません。 原因 trueWe had an odd scenario take place and I wanted to verify the behavior. We have a C9300 Switch in a Stack having a Group of 4 ports (9,10,11 and 12) that suddenly stopped forwarding traffic and started to count errors (Input errors and Runts) PoE is working but on all ports. X has many PoE bugs and this affects any appliance with PoE, including 3650/3850 as well as 9200 and 9300. I think the 4510s were just a case of being made on a Friday or something since the replacements worked fine for years. The aruba APS are the 550 series and draw 60 watt. 5 (CAT9K_IOSXE) just lost PoE on all 48 ports. Cisco Catalyst 9300 Series Switches - Some links below may open a new browser window to display the document you selected. Another possibility is power budget exhaustion or a hardware fault in the PoE module itself. The platform runs Apr 3, 2025 · This document describes the checks and outputs that provide information needed to troubleshoot issues with Catalyst 9000 Switches. X had PoE, SNMP bugs that caused memory leak and crash the PoE drivers/daemons. TAC then knocked up an SMU fix this issue in 16. They deliver complete convergence with the rest of the Cisco Catalyst 9000 Series Switches in terms of ASIC architecture with a Unified Access Data Plane (UADP) 2. but after some time upon power outage some of the this switches the POE failed. 4 and according to Cisco bug search we should not be hitting bug CSCvs52594. Learn how to troubleshoot PoE problems on your network, test if PoE is working, identify faulty PoE injectors, and check key components when power is not supplied to devices. 06. I'm about to open a case with Cisco and the device maker but figured I'd try the collective mind here. This Program allows customers using Sep 30, 2020 · Good day. Mar 26, 2024 · I am getting the following on a cisco switch. Facing an issue where all PoE ports on your Cisco 9300 switch go down for 1 second? Learn the causes and follow our expert step-by-step troubleshooting guide to fix the problem fast. Catalyst 9k family Cisco Catalyst Cisco Catalyst 9300 Series 9200 Series Mar 25, 2019 · On one of our Cisco 9300 switches some of the ports have stopped working. 5 to 17. Thank you Mar 31, 2025 · For more information, see the "Configuring PoE" chapter in the Interface and Hardware Component Configuration Guide (Catalyst 9300 Switches). Apologies if this isn’t relevant, I’ve been out of the Cisco loop for a bit. After a switch reboots, often we will lose POE to either "some" ports, or all. x Aug 5, 2024 · I am a system admin at a school district. I've got some non-Cisco devices using POE on various Cisco switches and they work just fine. Information About Power over Ethernet The following sections provide information about Power over Ethernet (PoE), the supported protocols, and standards and power management. Reason: insufficient power Mar 23, 2021 · It does not matter what firmware the switch is running, Cisco 3650/3850 and 9300 are affected by the MOSFET hardware bug: CSCvd46008 &/or CSCvj76259. Sep 3, 2025 · Cisco Catalyst 9300 Series Switches are Cisco’s lead stackable access platforms for the next-generation enterprise and have been purpose-built to address emerging trends of Security, IoT, Mobility, and Cloud. Cisco Catalyst switches, including the widely deployed 9300 and 2960 series, support multiple PoE standards enabling devices like IP phones, wireless access points, and security cameras to operate without Dec 21, 2024 · Hi all, Recently deployed a C9300X-HX-A switch with IOS 17. These are brand new 9124AXE APs, the switches are brand new too. No Data is passing through the port. and upon installation all work fine. I was told that the two PSUs Apr 29, 2020 · I am having issues across the estate where the Cisco C9300-48UXM switches esp in stacks will do a random reboot usually a few weeks apart but at any time and nothing shows in the logs showing exactly why. Cisco Catalyst 9300 Series Switches deliver complete convergence in terms of ASIC architecture with a Unified Access Data Plane (UADP) 2. As mentioned before this bug has not been resolved using ver 16. See the Downgrading in Install Mode section of the Release Notes for Cisco Catalyst 9300 Series Switches, Cisco IOS XE Gibraltar 16. Basically the PoE board died and is it is being RMAed. I did all the possible troubleshooting methods i Jun 21, 2022 · Good morning, Recently I have been working with TAC on a PoE issue for a 9200 switch. I have started to replace my old 3560G switches with 3560X and 2960s switches. They still have PoE Aug 1, 2018 · Hi Everybody, I wanted to ask if anyone is experiencing this issue with 9300 Switches. Sep 3, 2025 · Resolved Caveats in Cisco IOS XE Dublin 17. How can I switch back on or troubleshoot. I have a WS-C3650-24PD switch, SW Version 16. Aug 5, 2019 · Start a conversation Cisco Community Technology and Support Online Tools and Resources Cisco Bug Discussions CSCvp94092 - C9300 stops providing PoE on random ports Bookmark | Subscribe Nov 14, 2024 · We have upgraded a few switches already without issue but we have above issue on two switches lately where the POE Gig ports where the camera is drawing power and data became down and no power is detected even after defaulting the port. The workaround is to reboot the switch/stack. Bug Search is a web-based tool that acts as a gateway to the bug tracking system and provides you with detailed defect information about your products and software. d5pr cjpq pg5 jky u4dev7y 0cufvci xh1l ap7vf3 ycfrg 5imm