Anyway and going back to business, after i upgrade the fus on my wlc im ready to upgrade from aireos 7. Even if you do not reboot, it will become available for predownload to the aps. Cisco how to perform the cisco ap preimage download. 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. 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. 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. Cisco wireless 1142 keeps downloading image from wlc ct2504.
Predownload ap images to see the current state of images on the aps, execute the following command. Predownload image to multiple aps on 5520 wlc cisco. 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. Before pre downloading a secondary image, let us check the content of the flash memory of a airap2602izk9. Depending on the model of aps, you may need to upload the firmware and the supplementary ap bundle. 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.
Oct 17, 2017 without ap pre image download the access point downloads the upgraded image after restarting it, which causes a maximum network outage. Without ap preimage download the access point downloads the upgraded image after restarting it, which causes a maximum network outage. Predownload image to multiple aps on 5520 wlc predownload works globally or individually. Jun 11, 2010 ap image pre download starting in wlc code version 6. To instruct all the access points to swap their primary and backup images, click interchange image. Solution components wireless controllers 2500 series, 5500 series, wism2, 7500 series, 8500 series, and vwlc cisco ap 1040, 1 feature parity with release 7. In the ap image predownload section, perform one of the following. 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. Cisco wireless 1142 keeps downloading image from wlc ct2504 nov 2, 2012. Making sense of cisco wlc access point firmware predownload. Here is the bug id cscuo44475 this should be addressed starting with the 8. 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.
This guide will go through the process to upgrade a pair of 5508 wlcs configured in ha setup and connected back to. Pre download ap images to see the current state of images on the aps, execute the following command. 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. Once you download the correct software image from cisco. So cisco introduced the predownload feature with version 6. I would suggest upgrade each wlc and pre download the code on all aps. 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. On the wlc ive set dhcp address pool, everything seems fine after ap download image reboot hit enter to start blar blar blar. Issue the show boot on primary wlc to obtain the current status of active and standby image currently available on the wlc. This is the easiest and most direct method where you download the config directly from the controller to your tftp server. How to update firmware on a cisco wlc with ap predownload from cli. The access point will download the new code from the wlc. 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. 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.
Make sure you havent got any that are older than 1142. 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. Initiatedthe access point is waiting to get the predownload image because the concurrent download limit has been reached. Nov 02, 2012 cisco wireless 1142 keeps downloading image from wlc ct2504 nov 2, 2012. 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. Ap image pre download as soon as you install software to a wlc, it becomes the primary image to that wlc. For the deployments which are not particular about availing the most recent features, its always a safer approach to look for cisco suggest image. May 19, 2012 in this demo video, we explain and demo the ap image predownload feature in cisco unified wireless network. When the access point rejoins the controller, it determines the access point code is different from the wlc. Pre download image to multiple ap s on 5520 wlc pre download works globally or individually. Once this is done reboot them at the same time a gap of few seconds is fine.
Before predownloading a secondary image, let us check the content of the flash memory of a airap2602izk9. With the standard procedure, the new image is pushed to the wlc. I am planning an update to our wlc and aps 2602s and wanted to clarify the behaviour around the pre download function. May 04, 2016 click download button to upload the file to controller. 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. After the pre download is complete, schedule the wlc to reboot at, say 4am. 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. Even if that, wlc displays removed version in show ap image all output. Upgrade cisco wlc and predownload image to ap itadminguide. Jan 03, 2019 so cisco introduced the pre download feature with version 6. So if you want a batch, then youll need to click each individual ap or using cli. Manually configure lightweight ap to join wlc ripples in.
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. With the predownload feature, you can minimize the downtime caused by an upgrade process. Also a few that were able to use the pre image download had crash files that took up all the memory. For flexconnect access points, use the flexconnect efficient ap upgrade feature to reduce traffic. Cisco controller config ap image predownload primary all. Completethe access point has completed predownloading. Predownload cisco wlc update image to aps the next, optional, thing we can do is predownload our new image to our aps. Dec 07, 2018 optionally, pre download the image to aps before rebooting to reduce network downtime. The video walks you through an upgrade process of cisco wireless lan controller. Now lets pre image download a secondary image and check the flash content one more time, as shown in the image. 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. Ap image predownload starting in wlc code version 6.
Rogue management in a unified wireless network using v7. On the gui of your wireless controller navigate to. The backup image will remain in place, however the aps will again re download the code as they do not have the intelligence to validate their backup image and skip it. 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. 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.
What i am trying to do is download a backup image from our current, cisco 2504 wlc, then load that into esxi. Failedthe access point has failed 64 predownload attempts. A cisco wlc consists of a controller and associated access points aps. Optionally, pre download the image to aps before rebooting to reduce network downtime. Base install image and supplementary ap bundle image. 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. Issue the following command to see the images on the cisco 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 backup slot. Sep 20, 2019 initiatedthe access point is waiting to get the predownload image because the concurrent download limit has been reached. In this demo video, we explain and demo the ap image predownload feature in cisco unified wireless network. 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 predownload software to ap a simple post, because i always forget the cli commands to tftp the software to the controller. To instruct all the access points to predownload a primary image from the controller, click download primary under the ap image pre download. I have not had too many issue when doing these, but recently had to upgrade a few hundred old aps that couldnt use the pre image download. Upgrade wlc code and ap predownload cisco community. Predownload image to multiple aps on 5520 wlc pre download works globally or individually. I also added the command to predownload the new firmware to all accesspoints. 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.
As you can see, there are two images that exist on the ap. How to update firmware on a cisco wlc with ap predownload. Look for cisco document number 68835 we have the wlc 2504. To instruct all the access points to predownload a primary image from the. Nov 29, 2011 ap image pre download as soon as you install software to a wlc, it becomes the primary image to that wlc. One access point of each model in the local network first downloads the upgrade image over the wan link. Execute following command via ssh on wlc cisco controller config ap image predownload primary all. Making sense of cisco wlc access point firmware pre. Configure preimage downloading a secondary image onto an ap. We will use the ap flexconnect upgrade with pre image download to reduce downtime and to reduce the wan utilization. Or you could use radio resource management but that is another blog post.
The access point has failed 64 predownload attempts. The current primary or backup boot images on the controller can be. There are many options to backup your config from a cisco wireless lan controller. May 04, 2016 scroll to the bottom of this page and select download primary. Predownload image to ap before rebooting controller.
Use the refresh icon on the upper right side of the page to update the status. I tried rebooting the wlc and that did not reboot them. The wlc and aps need to be on the same image version to function correctly. Always think of the wlc as the host machine and you will either download to the wlc or upload from the wlc since i am upgrading code, i will download to the wlc. The current primary or backup boot images on the controller can be selected to pre download to the access points. Apr 22, 2015 we will use the ap flexconnect upgrade with pre image download to reduce downtime and to reduce the wan utilization. Once you download the correct software image from you can start the process of downloading image to wlc.
You have 2 positions where you can install the code primary or. Wlc and ap preimage download wlc image predownload. Cisco wireless 1142 keeps downloading image from wlc. I know you can click on each ap and do a reboot but you cannot do it globally.
Cisco wireless5508 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. Confirm that the old image backup is the default by executing. Click download button to upload the file to controller. How to upgrade cisco 5520 wlc and 3802 ap software. I need a way to reboot all the cisco 2702 aps connected to my wireless lan controller. In the ap image pre download section, perform one of the following. 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. 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. Cisco wireless lan controller ipv6 deployment guide, cuwn. August 24, 2019 cisco wireless configurations admin. I need a way to reboot all the cisco 2702 ap s connected to my wireless lan controller. Sep 24, 2014 the following video tutorial will demonstrate how to preform the ap pre image download using 3 x 3602s and 1 x 1602 with a cisco 2504 wlc 2 of the 3602s are also in mesh mode. Verify download status of image in all aps and wait till download is successful. We will need to see the new firmware version as primary image on the aps.
After it completes the pre image download process, this image shows what you see next. A bug has already been filed on this type of scenario. How to upgrade cisco wireless lan controller wlc lab minutes. Hi rene, i have an issue with an ap not joining the wlc, i have 3 aps on the wlc, one of them keeps drop the connection, when i check it by show cdp nei deta it has the correct ip address and its up on the switch, i can bring it back up by bouncing the port but it will come up for less than 3 minutes or so, please check the debug below on the wlc. So you have to check the ap type, frequency, channel, and then look at the power map inside the cisco wlc to get the tx power setting to configure and document your design. Cisco how to perform the cisco ap preimage download aire. In order to minimize the network outage of upgrading wlc and ap images, we could download an upgrade image to the controller and access.
After upgrade wlc, backup image version changed to 3. Problem may happen on 170027003700 ap models, does not happen on cos ap. Cisco 5508 wlc software upgrade solutions experts exchange. It works similarly to the masterslave or clientserver model. I know from both the gui and cli you can issue a command to pre download software from the wlcs primary or backup image. When predownloading image into 170027003700 ap models, sometimes ap deletes backup image due to not enough free space. 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. Optionally, predownload the image to aps before rebooting to reduce network downtime. It is documented in the official config guides, for example here. 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. It would also suck to do it from the switches as all the ap s are not grouped together on the switches. Evaluate the image that you wish to put on the wlc look for the cisco suggested image. Normally, this feature can be used with the command.
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