We will need to see the new firmware version as primary image on the aps. Cisco controller config ap image predownload primary all predownload image to ap less downtime cisco controller reset system reboot wlc for new os to take effect the system has unsaved changes. This is the easiest and most direct method where you download the config directly from the controller to your tftp server. Predownload image to multiple aps on 5520 wlc cisco. For larger networks with many access points it makes sense to configure them all simultaneously with something called a wireless lan controller wlc. Confirm that the old image backup is the default by executing. The ap is a e and the country is on the controller. Cisco wireless lan controller update with predownload. I also added the command to predownload the new firmware to all accesspoints. Cisco controller config ap image predownload primary all pre download image to ap less downtime cisco controller reset system reboot wlc for new os to take effect the system has unsaved changes.
In addition, we will look at how we can minimize network downtime due to the upgrade by predownloading a new software image to access points. Since then i have updated the doc after the upgrade as well. On the wlc ive set dhcp address pool, everything seems fine after ap download image reboot hit enter to start blar blar blar. With the standard procedure, the new image is pushed to the wlc. Note when you download an image to a cisco wlc, it will go in the primary slot and the previous primary image will be moved to the. Manually configure lightweight ap to join wlc ripples in. How to update firmware on a cisco wlc with ap predownload. How to update firmware on a cisco wlc with ap predownload from cli. May 04, 2016 scroll to the bottom of this page and select download primary. Pre download ap images to see the current state of images on the aps, execute the following command.
Optionally, predownload the image to aps before rebooting to reduce network downtime. Verify download status of image in all aps and wait till download is successful. A cisco wlc consists of a controller and associated access points aps. August 24, 2019 cisco wireless configurations admin. Cisco wlc upgrade with predownloading ap software micro. This post will cover the cisco 5508 but the process is much the same for 5520 and 8510. Dec 07, 2015 what i am trying to do is download a backup image from our current, cisco 2504 wlc, then load that into esxi. Upgrade wlc code and ap predownload cisco community. You may already be familiar with my survey with wifi 6 aps workaround blog post previously where we used an aireos wlc running on a second ap to do a site survey.
What i am trying to do is download a backup image from our current, cisco 2504 wlc, then load that into esxi. Hey guys, if i download a new image to the wlc and doe not reboot the controller, when is the new but not active version available for ap image. Here is the bug id cscuo44475 this should be addressed starting with the 8. Even if that, wlc displays removed version in show ap image all output. Ciscowireless5508 show ap image all total number of aps 21 number of aps initiated 0 predownloading 0 completed predownloading 0 not supported 0 failed to predownload 0 predownload predownload ap name primary image backup image status version download wap06 7. Click on download and it will ask you to reboot the controller after successfully transferred the configuration. This article was started as a tech doc for myself in the lab for the wlc upgrade to version 8. On the gui of your wireless controller navigate to. The process to upgrade a cisco wireless lan controller is quite straightforward but there are a few things you need to be aware of which can minimise the downtime for your wireless network.
To instruct all the access points to predownload a primary image from the controller, click download primary under the ap image predownload. The following video tutorial will demonstrate how to preform the ap preimage download using 3 x 3602s and 1 x 1602 with a cisco 2504 wlc. As you can see, there are two images that exist on the ap. Making sense of cisco wlc access point firmware pre. Wlc and ap preimage download wlc image predownload issue the show boot on primary wlc to obtain the current status of active and standby image currently available on the wlc. Optionally, pre download the image to aps before rebooting to reduce network downtime. Making sense of cisco wlc access point firmware predownload. When the access point rejoins the controller, it determines the access point code is different from the wlc. One is the recovery image that comes with the ap from factory and the other is the downloaded image from the wlc to which it is registered to.
To instruct all the access points to swap their primary and. The access point upgrade process only takes a minute or so and then an additional minute for the access point to reboot and rejoin a wlc, so you are looking at 2 minutes of. Use the refresh icon on the upper right side of the page to update the status. Jul 22, 2017 how to update firmware on a cisco wlc with ap predownload from cli july 22, 2017 sean uncategorized 0 note when you download an image to a cisco wlc, it will go in the primary slot and the previous primary image will be moved to the backup slot. For more information about predownloading the ap image, see the predownloading an image to an access point section. It then begins downloading the software which is likely to be a slower process if youre doing this over the wan or from an external isp. May 04, 2016 execute following command via ssh on wlc cisco controller config ap image predownload primary all. Hello, had an issue joining a cisco 2800 ap to a cisco wireless controller. The latest aireos image available for the ap you are using ex. Now that cisco has launched the embedded wireless controller based on the cat9800 platform, we can now use that functionality to do an apos battery powered survey with a single ap. The access point has failed 64 predownload attempts.
How to backup cisco wlc wireless controller techflax. This guide will go through the process to upgrade a pair of 5508 wlcs configured in ha setup and connected back to back with rp port. Base install image and supplementary ap bundle image. Here are the different software images you will need. Predownload image to multiple aps on 5520 wlc predownload works globally or individually. Hello peter206, is your wlc2504s end close enough that you might be willing to pull out the cf card and make a copy such that i could use it to restore my very new but nonfunctioning wlc to full health.
From wlc view, it all looks like the pre image download went successful. Cisco wireless 1142 keeps downloading image from wlc ct2504. This guide will go through the process to upgrade a pair of 5508 wlcs configured in ha setup and connected back to. Solution components wireless controllers 2500 series, 5500 series, wism2, 7500 series, 8500 series, and vwlc cisco ap 1040, 1 feature parity with release 7. When predownloading image into 170027003700 ap models, sometimes ap deletes backup image due to not enough free space. The video walks you through an upgrade process of cisco wireless lan controller. Jun 11, 2010 ap image pre download starting in wlc code version 6. So if you want a batch, then youll need to click each individual ap or using cli. When you install a new software image to the wlc, that image becomes the primary image and it also becomes the default image upon reboot.
Ap image pre download as soon as you install software to a wlc, it becomes the primary image to that wlc. Cisco 5508 wlc software upgrade solutions experts exchange. Now lets pre image download a secondary image and check the flash content one more time, as shown in the image. In the ap image predownload section, perform one of the following. However, the reset system in x image swap resetaps saveconfig is telling the wlc and aps to swap their image. How to upgrade cisco 5520 wlc and 3802 ap software. Apr 11, 2017 this article explains cisco wlc software upgrade while in ap sso mode. With the predownload feature, you can minimize the downtime caused by an upgrade process. For the deployments which are not particular about availing the most recent features, its always a safer approach to look for cisco suggest image. Dec 07, 2018 optionally, pre download the image to aps before rebooting to reduce network downtime.
In this demo video, we explain and demo the ap image predownload feature in cisco unified wireless network. This will reduce downtime because the aps wont have to wait for the wireless controller to reload before they download their update and reload themselves. Rolling ap upgrades with cisco prime infrastructure 3. Finally the wlc needs to be rebooted in a pre determined time and swap the default partition to the newer version of code and save the runningconfiguration before the reload. To minimize network outages, you can now download an upgrade image to the access point from the controller without resetting the access point or losing network connectivity. Wireless lan controller wlc software upgrade 55082504vwlc. By default this series of access points are configured to be a light access point, or lap for short. Oct 17, 2017 without ap pre image download the access point downloads the upgraded image after restarting it, which causes a maximum network outage. To instruct all the access points to predownload a primary image from the controller, click download primary under the ap image pre download.
Cisco how to perform the cisco ap preimage download aire. Sep 20, 2019 initiatedthe access point is waiting to get the predownload image because the concurrent download limit has been reached. Be aware that when you upgrade the wlc code, your aps will go down and will start upgrading to the newer. It is documented in the official config guides, for example here. Cisco wireless controller configuration guide, release 8.
Anyway and going back to business, after i upgrade the fus on my wlc im ready to upgrade from aireos 7. Jan 03, 2019 so cisco introduced the pre download feature with version 6. The rest of the slave aps use the random backoff timer to retry for the master ap to download the image. The wlc and aps need to be on the same image version to function correctly. Depending on the model of aps, you may need to upload the firmware and the supplementary ap bundle. Predownload ap images to see the current state of images on the aps, execute the following command. Failedthe access point has failed 64 predownload attempts. Nov 02, 2012 cisco wireless 1142 keeps downloading image from wlc ct2504 nov 2, 2012. Finally the wlc needs to be rebooted in a predetermined time and swap the default partition to the newer version of code and save the runningconfiguration before the reload. Before predownloading a secondary image, let us check the content of the flash memory of a airap2602izk9. I would suggest upgrade each wlc and pre download the code on all ap s. Predownload image to multiple ap s on 5520 wlc pre download works globally or individually. Rolling ap upgrade allows you to select groups of access points to upgrade in succession, while leaving other access continue reading. Wlc and ap preimage download wlc image predownload.
Once you download the correct software image from cisco. The wlc 2504 has been great, served me well, but its days are just about over. After the pre download is complete, schedule the wlc to reboot at, say 4am. It works similarly to the masterslave or clientserver model. Ap image predownload starting in wlc code version 6.
Pre download image to multiple ap s on 5520 wlc pre download works globally or individually. Normally, this feature can be used with the command. How to upgrade ciscos wlc aireos software tcpip for me. Note when you download an image to a cisco wlc, it will go in the primary slot and the previous primary image will be moved to the backup slot. Jul 27, 2016 the wlc 2504 has been great, served me well, but its days are just about over. A bug has already been filed on this type of scenario. After it completes the pre image download process, this image shows what you see next. Predownload cisco wlc update image to aps the next, optional, thing we can do is predownload our new image to our aps.
I cant remember if it was only the x700 series, or everything though. The backup image will remain in place, however the ap s will again re download the code as they do not have the intelligence to validate their backup image and skip it. Oct 01, 2018 pre download cisco wlc update image to aps the next, optional, thing we can do is pre download our new image to our aps. After reboot, wlc and all aps should be upgraded to the new version. In the ap image pre download section, perform one of the following. We will use the ap flexconnect upgrade with pre image download to reduce downtime and to reduce the wan utilization.
Once this is done reboot them at the same time a gap of few seconds is fine. Problem may happen on 170027003700 ap models, does not happen on cos ap. Even if you do not reboot, it will become available for predownload to the aps. The first thing that you will need to do is download the proper software images. The issue i have with this, that it was not really clear to me, which primarybackup command does what, because you have primary and backup images on wlc and ap. So cisco introduced the predownload feature with version 6. Evaluate the image that you wish to put on the wlc look for the cisco suggested image. Nov 29, 2011 ap image pre download as soon as you install software to a wlc, it becomes the primary image to that wlc. The current primary or backup boot images on the controller can be selected to pre download to the access points. Execute following command via ssh on wlc cisco controller config ap image predownload primary all. Click download button to upload the file to controller. After upgrade wlc, backup image version changed to 3.
Make sure you havent got any that are older than 1142. Cisco how to perform the cisco ap preimage download. For flexconnect access points, use the flexconnect efficient ap upgrade feature to reduce traffic. Initiatedthe access point is waiting to get the predownload image because the concurrent download limit has been reached.
Predownload image to ap before rebooting controller. There are many options to backup your config from a cisco wireless lan controller. Configure preimage downloading a secondary image onto an ap. After a slave ap downloads the image, the ap informs the cisco wlc about the completion of the download. Before pre downloading a secondary image, let us check the content of the flash memory of a airap2602izk9. Me not knowing this before ordering my ap i found myself at a loss.
To instruct all the access points to swap their primary and backup images, click interchange image. Turns out this is a bug and is on file already with cisco. In addition, we will look at how we can minimize network downtime due to the upgrade by pre downloading a new software image to access points. Completethe access point has completed predownloading. Cisco wlc and predownload software to ap a simple post, because i always forget the cli commands to tftp the software to the controller. The following video tutorial will demonstrate how to preform the ap preimage download using 3 x 3602s and 1 x 1602 with a cisco 2504 wlc 2 of the 3602s are also in mesh mode. Cisco wlc and pre download software to ap a simple post, because i always forget the cli commands to tftp the software to the controller. We will observe the access point during reboot and be able to see its software images being deployed as it detects the new version on the controller.
You have 2 positions where you can install the code primary or. Without ap preimage download the access point downloads the upgraded image after restarting it, which causes a maximum network outage. The current primary or backup boot images on the controller can be. Once you download the correct software image from you can start the process of downloading image to wlc. The feature im most excited about is called rolling ap upgrade. Apr 22, 2015 we will use the ap flexconnect upgrade with pre image download to reduce downtime and to reduce the wan utilization. This article explains cisco wlc software upgrade while in ap sso mode. Convert a cisco capwap ap to a mobility express ap. Cisco wireless lan controller ipv6 deployment guide, cuwn. So the idea is that you pre image download this primary image, and then you reboot everything. Issue the show boot on primary wlc to obtain the current status of active and standby image currently available on the wlc.
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