How to upgrade catalyst 9300 stack. About This Mode. 02. Now, I want to upgrade IOS-XE from 16. Switch(config)#no switch 2 Provision. To disable debugging, use the no form of this command. Jan 26, 2024 · This document describes the steps to upgrade the software image on Cisco Catalyst 3750 series switches with the command-line interface (CLI). Mac persistency wait time: Indefinite. This is just to rule out any mechanical issues with the insertion of the adapter. x (Catalyst 9300 Switches) 04/Aug/2021. I read this document from link https://www. Jun 16, 2003 · Remember that all the switches in the stack must be running the same code version. Hello community, I plan to renew my Network (data only!). Access Method. #request platform software package clean switch all. Notes: Critical endpoint systems will be connected to both stack members. Sep 28, 2020 · Hello everybody I have a problem for stack switches that can't connect, the problem is v-mismatch noted that the ios version is the same, but my question is: the system boot version is different, is that the problem cause? and how to solve also, the H/W version is a mismatch, and how we can solve Feb 14, 2023 · For rack mounted switch stacks that are members of a StackPower stack as well as a data stack, see Planning a StackPower Stack. The process is very similar to stacking other switches, if you're familiar with stacking Cisco switches. 0 Helpful. Download the bin image from the cisco. mooney12. The same goes for non-stacked Cisco Catalyst C9200 and C9300 switches, but the question was Dec 8, 2022 · 2. Information About Switch Stacks. Mar 24, 2023 · I will soon upgrade the IOS's on a four-stack of Cat-9300 switches. 120/240-GB external SSD storage, enabling application hosting capability on Cisco Catalyst switches for the first time. If you go back to an older release after this, the ROMMON is not downgraded. I removed the package. 150cm XPS StackPower cable. Stack Adapter (if applicable) - Reseat the stack adapter at least two times in order to see if it fixes the problem. Begin a session with your switch. ”After the second reboot the switch will match the speed of the stack. Jun 17, 2021 · 1. Hi Guys, I have Two Stacking Cisco C9300 running with Cisco IOS XE Software, Version 16. Mar 14, 2023 · I try to remove a member of a Catalyst 9300 stack. 3a. 7. 8. You cannot have a switch stack containing a mix of different license levels. And this is very disruptive. 5. switch off the device. Nov 11, 2020 · Extended Fast Software Upgrade introduces the following commands: reload fast : This command reloads the existing software. Up to four switches can be configured in a StackPower stack using the StackPower connector at the rear of the switch. copy tftp:imax. The only way to ensure when the master switch returns as the master is to reboot the entire stack manually. Apr 5, 2024 · Cisco Catalyst 9300L Series Switches stack with only Cisco Catalyst 9300L Series Switches as stack members. im glad you got something to work. May 5, 2022 · when i issued a "dir flash:" command. Sep 7, 2020 · Copy the new IOS file over. Stack consists of 9300-24T-A and 9300-24P-A currently running 16. 11353194496 bytes total (8405921792 bytes free) 0019300STK01#. bin the image you looking to upgrade. Switch Stack Overview; Switch Stack Membership; Stack Member Numbers Mar 3, 2021 · Please see the diagram of current design attached. 2/0/1. Now I must read that family Catalyst 3850 will be superseded by family 9300. But it has a neat feature of automatic rollback to the previous IOS XE version if something goes south with the newly upgraded switches. Upload the image to the stack members, and then reload the switch. In this video and channel @Advance_Technology_by_Rana I am going to discuss a new feature that you need to know about if you're updating your #cisco Catalyst 9200 or 9300 switches' firmware as a This video showcases the process to upgrade a standalone Catalyst 9300 switch in Install Mode. Oct 26, 2023 · thx for the update frozenpea, i haven't played with this in about 2 years now, but the initial testing showed this was mostly vapor-ware and didn't really work as expected. This support lets you add patches without having to wait for the next maintenance release. Nov 9, 2017 · Up to 8 Switches can be stacked together. Using Cisco Catalyst 9300 platform with its premier resiliency and availability features like Extended Fast Software Upgrade (xFSU) helps us tremendously to achieve those goals, especially Dec 13, 2017 · Seamless software upgrades and patching supports OS resilience. In this case I installing IOS-XE Fuji 16. bin flash1:image. 01-05-2021 08:04 AM. If you get this error message when attempting to run an upgrade on a stack:"[2]: FAI Dec 8, 2023 · The High Speed Stacking feature allows you to configure a homogenous stack of switches to run at the speed of 1Tbps. Good Morning! We have switch stack that consists of (2) 9300's. Extended Fast Software Upgrade is supported on both standalone You will have to connect to the switch using a console or telnet. View More. StackWise architecture allows a stack of up to eight switches in a ring topology to achieve a high density of stack bandwidth. Nov 16, 2021 · I have a stack made up of 5 C9300 switches. Stacking. It will reboot your whole switch stack at once, In case you were wondering. Table 2. Aug 5, 2021 · 1. Dec 9, 2019 · Unboxing and stacking Cisco Catalyst 9300-48P-A with C9300-NM-8X and StackWise 48000:00 - 00:25 - Intro00:26 - 04:20 - Unboxing04:21 - 05:12 - Front05:13 - Jun 20, 2017 · Cisco Catalyst 9300 Series Switches Hardware Installation Guide 14-Feb-2023. bin file. Install and Upgrade TechNotes. Step 3: Initiating migration to Meraki-managed mode. Choose the Cisco Catalyst, Cisco DNA or Meraki Software subscription term license (3, 5 or 7 years for Catalyst and Cisco DNA; 1, 3, 5, 7, 10 years for Meraki). The stack was in bundle mode running 16. Each 9300 switch is connected to a 920 router via routed port running OSPF. see below: 0019300STK01#dir flash: Directory of flash:/. Solved: Hello everybody I have a problem for stack switches that can't connect, the problem is v Sep 11, 2023 · If the problem is replicated, go to step 2. Switch#dir us –> You can press Tab to find the name of Jan 23, 2022 · #technetguide #technetguide #cisco #technetguide #iosupgradehow to upgrade cisco switch 9300 and 9500 switch ios step by step\\cisco switch upgradation9300 sw May 11, 2023 · This article is applicable to Catalyst 9200/9200L, 9300/9300L and 9300X switches. check the USB drive to make sure it got the needed IOS. Configure and Troubleshoot StackPower and XPS 2200 on Catalyst 9300 Switches 11/May/2023. Chassis design. conf and updated it to the 16. Remove the StackWise cable from the switch. Powered off Member switch. Feb 6, 2024 · 1. Nov 16, 2021 · 11-16-2021 09:11 AM. #request platform software package install switch all file flash:cat9k_iosxe. Jun 22, 2022 · Here are the steps needed to upgrade a 9300/9500 switch manually through command prompts. Apr 8, 2019 · Through their StackWise-480 ports, connect the new switch to a powered-on switch stack. This capability does not exist on Catalyst 3850/3650 series. You cannot stack fixed uplink models (C9300L SKUs) with modular Stack Manager and High Availability Configuration Guide, Cisco IOS XE Everest 16. bin auto-copy. install add file image activate reloadfast commit : This command upgrades the software version. check the MD5 checksum. The archive download algorithm checked that the image was appropriate for the switch model, that enough DRAM was Cisco Catalyst 9300: Unboxing and stacking (Data and Power)Music: https://www. ABNORMAL_RESET_COUNT=0. C9300-24UB, C9300-24UXB, and C9300-48UB switches can only be stacked with each other. New 24,000-rpm high-efficiency fans with N+1 redundancy. And it will unpack and load the ios. More Jul 30, 2017 · Displays the license information for a specific slot in a switch stack. 11ac Information AboutSwitch Stacks Switch Stack Overview Aswitchstackcanhaveuptoeightstacking-capableswitchesconnectedthroughtheirStackWise-480ports. See the section Stacking and Cisco Catalyst IE9300 Rugged Series Switches in this guide for the list of switches. Cisco Catalyst Stack Upgrade. Check the below link. SPA. Jun 15, 2017 · Only homogenous stacking is supported, that is, a stack of Cisco Catalyst 9300 Series Switches with only Cisco Catalyst 9300 Series Switches as stack members. If the switch with the same MAC address as the stack MAC address is currently a member of the stack, the stack-mac update force command has no effect. Yes, you can stack up to 8 Catalyst 9300 Switches together. install add file flash:xxxx. 4. 7854. After entering the command the following notice will be displayed: “Stack speed does not take effect until after the reboot. #dir usbflash0: #copy usbflash0:cat9k_xxxxx. Jan 12, 2021 · CAB-XPS-150CM. Software Configuration Guide, Cisco IOS XE Bengaluru Jun 8, 2022 · The following rule applies: Mixed stacking between Catalyst 9300X and Catalyst 9300 models are supported at StackWise-480 speeds. 06. The cable shown in Figure 6 connects a Cisco Catalyst 9300 Series Switch to another 9300 Series switch in a power stack or to an XPS 2200. 2b80 - Local Mac Address. 6. . 7. #reload. No files in directory. Stacking Cisco Catalyst 9300L-48PoE+ with StackWise 480The Catalyst 9300 Series is designed for Cisco StackWise technology, providing flexible deployment wi Jun 29, 2018 · Best Practice to Upgrade C9300 Stack switches. 3. cisco-catalyst-switch-ios-xe. 05 for it. bin. Step 2: Register the switch / switch stack with the Meraki Dashboard. To enable debugging of the stack manager software, use the debug platform stack-manager command in privileged EXEC mode. Cisco IOS XE supports patching, which provides fixes for critical bugs and security vulnerabilities between regular maintenance releases. 1a (Catalyst 9300 Switches) First Published: 2017-07-20 Americas Headquarters Oct 18, 2021 · Copy the image to all switches. Recommended Releases for Catalyst 9200/9300/9400/9500/9600 Platforms 01/Apr/2024. The feature was introduced on the C9300X-12Y and C9300X-24Y models of the Cisco Catalyst 9300 Series Switches. Cisco Catalyst 9300 Series Switches cannot be stacked with Cisco Catalyst 3850 Series Switches. show license right-to-use usage [ slot slot-number] Displays detailed information about usage for all licenses in the switch stack. Prepare the racking and mounting the kit in. Mar 1, 2023 · The Cisco Catalyst 9300 Series can support 1:1 power redundancy and 1+N redundancy with the StackPower feature. NOTES:There are two modes for IOS upgrade : bundle and ins Feb 12, 2014 · Step 1a copy the software to the 3850 using USB. Prompt. com/c/en/us/td/docs/switches/lan/ Nov 10, 2021 · Upgrade the IOS XE Software. Benefits of the Cisco Catalyst C9300L models compared to other Cisco Catalyst access switches Trend Feature Installed-base access switches Cisco Catalyst Benefits 3650 Series Cisco Catalyst 9300 C9300L Models Scale and performance Bandwidth per stack 160 Gbps 320 Gbps Support multigigabit access growth for wired and wireless, 802. Well…. Migrating to DNA or CLI managed mode. co. 5 Helpful. 6 filename. Issue the dir flash: command to verify the amount of free memory that you have for the upgrade. Sep 28, 2020 · apply "install autoupgrade", then it will upgrade mismatch member from one of the good members. Thank you Mar 1, 2019 · 07-26-2018 11:43 AM. VLAN Restriction—It is advisable to have well-defined segregation while defining data and voice domain during switch configuration and to maintain a data VLAN different Jun 21, 2023 · In a switch stack, boot modes must match across stack members. Thus Cisco Catalyst 9300 Switch. 16. boot system switch all flash:/image. bensound. Troubleshoot Catalyst 9200/9300 Reloads Due to Stack Issues 11/Sep/2023. Switch/Stack Mac Address : 0072. Auto upgrade for a new member switch is supported only in the install mode. still fails post below output : dir flash: Nov 19, 2017 · compatibility 3850 - 9300. We did a 2-switch stack firmware update lab, starting with the master switch. The stack architecture expands the switches’ form factor, throughput, port density, and redundancy and provides a single control and Feb 5, 2024 · In case of a switch stack, perform the upgrade on the active switch and all members of the stack. Run the command show version from the exec prompt to determine the current boot mode of an operational switch stack. Mar 1, 2024 · Another way to identify this problem is to look at the STACK 1+1 bootloader variable with the use of the set command in bootloader mode. See full list on cisco. Oct 15, 2021 · 2. x (Catalyst 9300 Switches) 08/Dec/2021. Migrating to Meraki-managed mode. • IMPORTANT: SMU file is platform-specific. Nov 21, 2023 · This video showcases the process to upgrade a standalone Catalyst 9300 switch in Install Mode. uk) I have left in the flash the old IOS. bin file), change the bootvar and reload the switch; then Cisco introduced the tar file using the “ archive download-sw ” command. copying the image file into the USB, Insert in to USB slot at the front of the 9300. Will also work if a switch is in install mode already. rack the new switch same rack, connect stack and stackpower. Cisco Catalyst 9300 Series switch models are designed for stacking switches as a single virtual switch, enabling customers to have a single management plane and control plane for up to 448 access ports. Command Mode Summary; Mode. bin to change to isntall mode. bin file which can be used to boot the switch into bundle mode: switch: dir Oct 12, 2023 · The following are the restrictions for switch stack configuration: Only Cisco Catalyst IE9300 Rugged Series Switches supported for stacking can be used in stacks. Oct 11, 2018 · Table 1. com Cisco Catalyst 9300L Series Switches stack with only Cisco Catalyst 9300L Series Switches as stack members. May 27, 2019 · Complete these steps in order to remove a switch: Power off the new stack member to be removed. no config required new device to add in to stack - just change the switch number and priority. For applicable platforms, a stackwise virtual pair must run in install mode. Nov 1, 2023 · This architecture provides resiliency, scalability, and central management. com website. change the Switch numnber and priority. Example of a . conf from sh boot system flash bootflash:packages. Feb 10, 2021 · I can, using the same process do single switches and they follow the process fine. 11. Figure 5. and monitor from the Master switch ( show switch) - also if you have config provision switch model, then add that command. Jan 15, 2021 · It also simplifies our task to continuously keep the infrastructure on latest security fixes and even helps us to attract more users onto the network. 04 is now an MD stable release. 04. Mixed stacking between Catalyst 9300 and Catalyst 9300X and Catalyst 9300 higher scale models (C9300-24UB, C9300-24UXB, C9300-48UB) is not supported. Clean up the flash using the command " request platform software package clean switch all ". The active ASAc instance periodically synchronizes its configuration to the standby instance. Nov 24, 2020 · Upgrade Catalyst 9000 series. this is a very expensive switch stack to just get basic 1-switch-at-a-time upgradability. View Less. Upgrade Guide for Catalyst 9000 Switches 21/Jun/2023. All you need is a USB stick that is recognised by the switch and a console connection. com/c/en/us/td/docs/switches/lan/catalyst9300/software/release/16-6/configuration_guide/sys_mgmt/b_166_sys_mgmt_9300_cg/b_166_sys_mgmt_9300_cg_chapter_01. Solved: Hi, I am setting up a stack of 4 Switch 9300s. Nov 4, 2020 · Solved: Hi We have a 3 switch stack and am wondering if anyone can give me step by step instructions on how to upgrade the IOS on the Stack Switches And also instructions on how to replace one of the Stack members if any issues arise with Oct 18, 2019 · IOS upgrade in bundle mode to install mode. 04-10-2018 03:33 AM - edited 03-08-2019 02:35 PM. . FTPサーバーからイメージファイルをダウンロードする Hello How is the procces to upgrade swithces in stack? I didn´t find information about this. Jul 30, 2017 · Network Management Configuration Guide, Cisco IOS XE Everest 16. All the switches in the stack should run the same IOS and License. Step 11. • Router(s) & switch(es) running “classic” IOS do not support SMU. 1. Copy the file to the switch stack using copy tftp bootflash: <filename>. make sure you offload the config out of the box safe. The procedures/steps should be similar to other platforms like 3750. Options. 16. (It does not change the stack MAC address to the MAC address of the Jul 4, 2023 · Cisco Catalyst 9300 Switch Bundle Mode IOS upgrade Procedure | How to Upgrade Cisco C9300 switch? Update the Switch Stack Image. Apr 7, 2023 · How to Upgrade Cisco Catalyst 9500 Firmware Stackwise Virtual Chassis. User EXEC. all IOS should be same. Copy the bin image to the flash of each switch. x (Catalyst 9300 Switches) Apr 1, 2024 · This document is to help customers find a stable software release for the enterprise switching platforms. The process is very simple and much easier than using tftp. 3. Level 1. The command is only supported in Install Mode and the command will not work if someone is trying to add mix-mode into stack. However after I did that the stack is detecting a version mismatch: NY3-IDF03-ASW-01#sho switch. Exit Method. save config, turn off the device. Thanks to Leo Laohoo and Balaji Bandi who clarified many things for me. software install file flash: May 23, 2014 · To upgrade follow this steps: 1. Apr 12, 2024 · The App-hosting framework offers High Availability (HA) for hosted applications, including ASAc, within the Catalyst 9300 stack. May 14, 2024 · The Catalyst 9300-M delivers resiliency with fast stack convergence and StackPower. I am following these instructions Cisco C9300 switch stack IOS-XE upgrade (packetswitch. html. After reload, I ran the install activate commit filename. Mixed stacking between 9300 and 9300 is not supported. this gives me hope. S. Cisco Catalyst 9300 Series Switches - Some links below may open a new browser window to display the document you selected. The image for the 3850 is very big 250Mb+ so copying via TFTP can take a while, a much better solution is to use a USB stick. 2 Nov 1, 2023 · This architecture provides resiliency, scalability, and central management. cisco. bin activate commit. In the past, upgrade a switch was very easy: upload the IOS file (a . View solution in original post. download the IOS XE from Cisco, make sure you choose the recommanded version, normaly it will be highlighted with a star icon like below, download and copy to a USB drive. I am getting ready to upgrade the IOS XE on this switch next week. Download the image from cisco site. 01 and planning to upgrade their IOS to the latest IOS, my query is how we can upgrade them and reload each device separately to avoid any outage on the Nov 28, 2022 · This video provides the recommended methods for physically replacing a failed Catalyst 9200 or Catalyst 9300 series switch in an existing switch stack. Gives you some direction on Stack config on 9300. x. The image download and installation can be performed while the stack is in-service, but to complete the update install, you must perform a switch reload, which causes a service outage. Cisco IOS XE Bengaluru 17. By default when you’re working with a switch stack you’re working on the stack master. x (Catalyst 9300 Switches) 26/Apr/2022. Troubleshoot Control Plane Operations on Catalyst 9000 Switches 03/Apr/2024. After the ROMMON is upgraded, it will take effect on the next reload. switch on new switch, and if you have access in master switch connect console and check the logs. copy the IOS into flash: or flash-1: request platform software package install switch all file flash:xxxxx. Copy the imave to flash1: flash2 (if you have more switches increate the number and copy) copy tftp:imax. I have done the following steps: power off the stack member. This is a quick video on how to upgrade the IOS on a Cisco Catalyst 9300. • IMPORTANT: Always treat SMU update as disruptive (reboots the switch/stack). Tags: catalyst9000,upgrade,installmode,c9300. The Catalyst 9300-M provides Adaptive Policy using an over-the-wire tag which segments traffic into security groups to deliver scalable security. Displays detailed information of every member in a switch stack including the state of the license. show switch . And I can also log onto the stack after I have loaded the image using DNA and do the following command. Extended Fast Software Upgrade is supported in install mode. Cisco Catalyst 9300 Series switches can be ordered through Cisco Commerce Workspace as a Cisco Catalyst, or Cisco DNA Essentials or Advantage or a Meraki Enterprise or Advanced subscription. Switch> Enter logout or quit. xxxx. 12. Apr 10, 2018 · Cisco 9300 stacking guide. Nov 22, 2021 · Last week I opened a thread about updating a switch stack made up of Catalyst c9300 switches. Feb 18, 2020 · 2台のCatalyst 9300を使用して確認させていただきました。 Stackしている台数が増えた場合も手順は同様になります。 以下の手順でバージョンアップを実施していただけますでしょうか。 (1). As with any other IOS upgrade you have to get the files onto the switch stack. I can't get any further. Nov 5, 2020 · The logic behind this is to ensure a minimum amount of outage for the rest of the stack. Choose the preferred consumption model. Hi, I have recently purchased 2x 9300 and seem to have issues stacking them, from previous experience stacking 2960x switches I have just used a stacking cable and then logically the 2 devices become one. AUTOREBOOT_RESTORE=1. The user segment is terminated on the 9300 stack. None of my other 9300's give me that output. If it is a SMU (Software Maintenance Upgrade), then it may be possible to upgrade a module without restarting the stack, but you will probably have some downtime, depending on the specific upgrade. I broke the stack by removing the stacking cables. Post the complete output to the command " dir flash-1: ". in the end, i went with virtual stackwise on 2 x 9500 catalyst. The support is limited to stateless switchover. The latest Cisco Catalyst 9300 Series Switches support StackWise-1T/480/320. Step 1: Validate Compatibility. All 9300 models are supported in the stack. If the reseat did not solve the problem, replace with a good stack adapter. Enter the configuration command switch stack-speed high. Apr 15, 2024 · Prerequisites. Cisco IOS software enables the flash drive with standard file system access such as read, write, erase, and copy, as well as the ability to format the flash device with a FAT file system. Regulatory Compliance and Safety Information—Cisco Catalyst 9300 Series Switches 24-Jan-2018 (PDF) Release Notes for Cisco Catalyst 9300 Series Switches, Cisco IOS XE Dublin 17. Software Maintenance Update (aka “patch”) WARNING: • Only routers and switches running IOS-XE support SMU. In this case, two are the switches so the commands are: copy ftp: flash1: Jan 5, 2021 · Cisco 9300 Switch Stack IOS. This technology is flexible, modular, and evolutionary, and it delivers Cisco IOS XE feature capabilities with hardware acceleration to every port in the stack. H/W Current. During a switchover, when the standby device syncs with the active device, the following log message is displayed on the console: Apr 5, 2024 · The High Speed Stacking feature allows you to configure a homogenous stack of switches to run at the speed of 1Tbps. Select the appropriate Network Stack license type -A, -E or -M. Use the stack-mac update force command to force the stack MAC address to change to the MAC address of the new active switch. Wr me and reload. Offline build the new switch with Correct IOS XE to match with exiting Stack. 2/0/2. save the config and turn off the device. Cisco StackPower and XPS cables are keyed and have colored bands on the ends to help you understand what the connector can plug into. Catalyst 9300 supports Extended Fast Software Upgrade (xFSU) to decrease the traffic downtime to less than 30 secs. Cisco Catalyst 9300 Series modular uplink models stack (C9300/C9300X SKUs) and fixed uplink models stack. Oct 14, 2019 · I am using 2 Cat 9300 and configured stackwise 480 for it. bin flash: #request platform software package install switch all file flash:cat9k_xxxxx. 06-29-2018 12:56 AM - edited 03-08-2019 03:31 PM. switch: set. Dec 30, 2023 · Software Configuration Guide, Cisco IOS XE Cupertino 17. 5. bin flash2:image. 2 Apr 13, 2021 · write the config. Solved: Hi All We have purchased the Cisco catalyst 9300 switches and replacing them with HP5500. 9. 6. In theory, once the master switch in the stack is updated, it should automatically update the second member of the stack, but it did not. bin auto-copy verbose. The stack was broken and each member was left with a different firmware version. 09-25-2018 08:23 AM. 2. For customers migrating from 3850 Series stacks to Catalyst 9300 Series stacks, the same stacking cables can be used for stacking C9300 models. 03 to 16. I expect no issues; however, my boss has asked that I prepare for worst-case scenarios. Cisco Catalyst 9000 License Upgrade - Offline Method 27/Jan/2022. Cisco Catalyst and Cisco DNA options include switch hardware coupled with Cisco IOS and the Network Stack software. I believe there are some newer commands in IOS-XE that help facilitate… Apr 1, 2019 · Before you put your newly purchased switch in production you might want to upgrade it’s OS first, so in this article we take a look at the process of upgrading the IOS-XE on the new standalone and stacked Catalyst 9200/9200L/9300 switches. com Jul 1, 2021 · As long as the switch/stack has not been reboot then it is still (easily) fixable. Software Configuration Guide, Cisco IOS XE Bengaluru 17. Learn more: https://www. During a switchover, when the standby device syncs with the active device, the following log message is displayed on the console: Jul 27, 2019 · I recently had to put together a Catalyst 9300 stack of switches and upgrade the switch stack, so I thought I'd document the process and share it. But of the stack member is the port naming. The 9300 series was designed so that separate modules of the code May 5, 2010 · In a switch stack, you can upgrade all the switches in the stack with a USB key inserted in any switch member within the stack. Reply. I was checking to see if certain files were in there. The word Seamless is interesting. Note:The switch stack operation continues uninterrupted during membership changes unless the stack master is removed or powered-on standalone switches or switch stacks are added. We changed it to install mode that uses the package. conf file and now the version is 16. Power on the new switch. remove the stacking cable. Software Configuration Guide, Cisco IOS XE Cupertino 17. move to same rack where the exiting stack, connect the stack cable (hope you know how to connect stack ring) Power on the new switch. To get the switch in bootloader mode, click the mode button while the switch starts to boot up. 11-19-2017 08:19 AM - edited 03-08-2019 12:48 PM. change the boot system. My intention was to migrate to 3850 family. zp uv xv ym jf qh bs ql tt sr