Cisco Aironet 1240ag Software Upgrade

  • 3
    Before You Start
  • 4
    Safety Information
  • 9
    Unpacking the Access Point
  • 9
    Package Contents
  • 14
    Installation Summary
  • 14
    Mounting the Access Point
  • 15
    Connecting Power
  • 18
    Obtaining and Assigning an Ip Address
  • 19
    Connecting to the Access Point Locally
  • 20
    Assigning an Ip Address Using the Cli
  • 21
    Using a Telnet Session to Access the Cli
  • 25
    Configuring Basic Settings
  • 33
    Default Settings On the Express Setup Page
  • 34
    Enabling the Radio Interfaces
  • 35
    Configuring Security Settings
  • 37
    Using Vlans
  • 44
    Checking Basic Settings
  • 45
    Wep Keys
  • 45
    Security Settings
  • 46
    Using the Mode Button
  • 47
    Using the Web Browser Interface
  • 48
    Compliance Information

I have 2 Cisco Aironet AP1242 wireless access points. Clients are getting dropped as they roam from one access point to the other. How can I configure the APs to enable roaming? Software Center. Products & Services Support How to Buy Software Download.



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Cisco Wireless :: 1240AG Converting From WEP To WPA

Aug 20, 2012

Wood lathe tools. Cisco 1240AG converting to WEP to WPA
Access Point Model: Cisco 1240AG
System Software Filename: c1240-k9w7-tar.123-7.JA5
System Software Version: 12.3(7)JA5
Bootloader Version: 12.3(7)JA1
Access Point Model: Cisco 1131AG
Software: Cisco Aironet Desktop Utility 2.1.02
After converting encryption from WEP to WPA in a Cisco 1240AG in personal mode with an SSID name of example1 and Cisco 1131AG access point in personal mode with an ssid of example2; both with the same wpa passphrase, I created a new profile on the Cisco Aironet Desktop Utility with a new profile name as well as a WPA passphrase, but the desktop utility will only connect to the access point if one network name, example1 or example2, is entered.

Cisco Wireless :: 1240AG / MAC Filters With Standalone APs?

Feb 24, 2013

I'm looking at creating WLANs using standalone APs for the first time. I know this can all be done with trivially a controller, but this project can't stretch to that..Can I use MAC filtering on standalone APs to restrict which clients associate?I think these will be 1240AG devices but I assume the answer is the same for all models?Can I mix MAC filtering with WEP/WPA? And use MAC filtering without encryption?

Cisco Wireless :: 1240AG - Cannot Display Webpage

Feb 28, 2013

I have a 1240Ag. Earlier I loaded a startup config from a backup. The AP came back up - I can SSH into it, but when I try to access the web management page it says 'IE cannot load the webpage'.

Cisco Wireless :: 1240AG - Two SSIDs With Same Subnet

Mar 18, 2013

Is it possible to configure two SSIDs with same valn (default VLAN) with same IP addressing subnet on an autonomous 1240AG access point ios ver is 12.4 21a ja1.

Cisco Wireless :: Aironet 1240ag Dropping Clients?

Sep 28, 2012

For 2 year now we have been running aironet 1240ag access points throught our warehouse. We use a telnet session on our handheld scanners to connect to our database on the main server.This last week our scanners started getting dropped from the access points serveral times throught the day and often would continue to get dropped at 1 minute intervals for several minutes at a time. This appears to be happening on all of our access points and is affecting all of our scanners but not at the same time.Each time a clinet is dropped we get the following event log on the AP.
Sep 29 11:57:14.807 -0500 Warning Packet to client 0c77.1a3a.6ff7 reached max retries, removing the client
Sep 29 11:57:14.800 -0500 Information Interface Dot11Radio0, Deauthenticating Station 0c77.1a3a.6ff7 Reason: Previous authentication no longer valid
All the AP's are setup the same with the below config
!! Last configuration change at 14:24:18 -0500 Sat Sep 29 2012 by Cisco! NVRAM config last updated at 14:24:18 -0500 Sat Sep 29 2012 by Cisco!version 12.4no service padservice timestamps debug datetime msecservice timestamps log datetime msec localtime show-timezoneservice password-encryption!hostname AP_10!enable secret 5 $1$lcac$OO/IqOlgR2.TPP/BFg7nX1!no aaa new-modelclock timezone -0500 -5!!dot11 syslogdot11 activity-timeout unknown default 128dot11 activity-timeout client default 128dot11 activity-timeout repeater default 128dot11 activity-timeout workgroup-bridge default 128dot11 activity-timeout bridge default 128!dot11 ssid jefferson377 authentication open guest-mode infrastructure-ssid optional!power inline negotiation injector 9caf.ca01.d818power inline negotiation prestandard source!!username Cisco privilege 15
[code]..

Cisco Wireless :: AP 1240AG Series Fast Ethernet Cannot Up

Apr 18, 2012

how is the IP configuration for this Fast Ethernet F0.
This is because usually we only assign IP to the BVI interface. Is it after that, the Fast Ethernet F0 automatically also be assigned the same IP?
As such, when goto the Fast Ethernet F0 by CLI, by using no shut then this will Enable the Fast Ethernet Port?

Cisco AAA/Identity/Nac :: 1240AG / ISE Deployment In Wireless Infra Without WLC

Jul 1, 2012

I am having access point 1240AG and planning to deploy ISE as a exteral radius server. I would like to know how different authorization policy need to configure in AP/ISE. Whether I can use named ACL or VLANs (CoA) as a enforcement types without use of WLC. If yes then how?

Cisco Wireless :: AP 1240AG And External Antenna Configuration

Mar 19, 2012

I am setting and configure the Cisco AP 1240AG with 5GHz External Antenna extension. The whole product is called iWap. The problem now is that the wireless signal amplitude only can reach 3 bars instaed of ful 5 bars.
Few questions I have for this setup and configuration :
1. What is the default or original frequency of antenna of Cisco AP1240AG? Can a 5GHz antenna work with the AP 1240AG whereby it is run with 802.11a and 802.11g?
2. If 5GHz antenna can work with 802.11a or 802.11g, what is the setting or configuration needed to be done at the Cisco 1240AG? Or, no setting or configuration needed because it will automatically work by default?

Cisco Wireless :: Aironet 1240AG WPA2 Disassociation

Apr 29, 2013

We are using an Aironet 1240AG series wireless AP here to connect handheld scanners. They work fine on WPA. However, when we switch to WPA2, they often lose connection. We have tested on 802.11g and a bands, with various encryption types (TKIP, AES, TKIP/AES). Also, how can I update the outdated firmware without signing up for a service contract?

Cisco Wireless :: Aironet 1240ag - Image File For IOS Software?

Apr 8, 2013

I have a question regarding cisco aironet 1240ag AP.
1st - Does this devices has a firmware ? So I can update a firmware ? or is an image file for IOS software ?
2nd - Which wireless controller I can use to handle multiple aironet 1240ag AP's ?
3rd - The controller has the ability to create temporally guest password ?

Cisco :: 1240AG - Unable To Browse / Ping Over Wireless On Laptop

Jun 1, 2011

I have Aironet 1240AG and the 2 laptops connected to same SSID. Unable to can ping each other but can ping/browse server on wired.
Below are my config:
Current configuration : 2646 bytes!version 12.4no service padservice timestamps debug datetime msecservice timestamps log datetime msecservice password-encryption!hostname AP2!enable secret 5 $1$7EVQ$2FN7ewjcrwKCICIfmFgCO.!no
[Code]...

Cisco Wireless :: Difference Between AP 1240AG And Linksys WRT54g Router

Mar 12, 2012

They are 8 APs Cisco 1240AG installed inside our warehouse, on the other hand we had some places with poor signal level -82dbm so we put two router linksys wrt54g.
The Cisco APs have 2.2dbi omnidirec antennas and they are configured with the same SSID on different channels (1,6,11) and max tx, rx (100mw).
When we check the signal level we realized that we have more signal from the linksy than the Cisco?

Cisco Wireless :: To Program Aironet 1240AG And HP ProCurve 6200

Jan 23, 2013

I work as Network administrator in a building products plant at Poland. We had core switch HP Procurve 6200yl with 5 vlans, and 11 Aironet 1240AG Access points without controller. I have a problem with create 2 wi-fi VLANs on the Cisco AP's and linked it with HP switch.
VLANs on the switch:
1 - Default (for office sutff) - working great,
2 - Production (for production stuff) - working great,
3 - Inter (for Router's) - working great,
4 - WMS - i need configure it as wireless,
5 - WiFi with Radius - i need configure it as wireless.VLANS on the Access Points:
4 - WMS - for warehouse terminals - WPA2,
5 - WiFi for office stuff with Radius.
I'm easily able to get it running a single SSID (non-VLAN) network and confirm that I can use that network fine. However, I need to set up these 2 VLANs. I can connect to it via telnet if that'll let me program it faster.

Cisco Wireless :: Aironet 1240AG Error - Previous Authentication No Longer Valid

May 8, 2007

I am an IT professional that is installing my first extended range wireless AP in my companies warehouse. I am very excited!
Now I have set up many a linksys and repeater wireless networks, so when I was looking into the Aironet 1240AG I thought ?No Problem!?
And at first, it is not!
I have the AP and antenna set up here in my office before I take it out and mount it in the warehouse. And I can get connected to it, no security for now, no filters, I just want to connect and make it work.
I stay connected for maybe 3 minutes, I can get to the internet, I can ping all my servers. Full connectivity. But then for no reason the connection fails and I cannot reconnect.
The error I get in the log is
Interface Dot11Radio0, Deauthenticating Station 0006.2510.bbe3 Reason: Previous authentication no longer valid
So strange! So I have reset the AP to factory defaults and then set the SSID, and I can connect, again for a second, then nothing.
I have tried with multiple wireless cards, even laptops. Thinking maybe the problem was on the computer side.

Cisco Wireless :: 1240AG Extending Wireless Network

Nov 8, 2012

I have an Aironet 1240AG. I resides inside a building with its antenna placed on the outside of the building. In direct line of site, I have a light pole to which I could attach another wireless access point to extend my wireless network. This access point would have to be 'rugged'. Also, it would have to be able to be bridged to the current access point. In reviewing outdoor wireless access points, it appears that the 1552 is the way to go.

Cisco Wireless :: Get IP By Dhcp In Network Wireless On AP 1240ag?

Aug 19, 2012

I'm with problem to get IP by dhcp in my network wireless on AP 1240ag. I wish that my AP has two VLANs and each VLAN issue IP by DHCP.My DHCP server is a Windows Server 2008 for VLAN 1 and a Linux for VLAN 12.
The AP it's connected by Trunk to a Switch that has the two DHCP Server each one on port Vlan.but my clients it isn't able get IP address by any each one DHCP server. it's work only with static IP. there is more anything to do in my configuration?

Cisco :: Aironet 1240AG - AP Is Not Working

Oct 8, 2012

We have Cisco Aironet 1240AG Wireless AP's in out network. Now, we have some PC's, laptops and mobile phones connected with with this AP and all devices are working fine. Now suddenly from today when I am trying to associate some new devices to the AP it is not working means the devices are not associating.

Cisco :: Aironet 1240AG Is Not Broadcasting SSID For MAC

Jan 31, 2012

I have a 'standart' settings of Cisco Aironet 1240AG with ENABLED broadcasting SSID, encryption is WPA2 (AES). https://ninama.netlify.app/html5-javascript-game-tutorial-pdf.html. I can see the wifi network (ssid) with windows system but with MAC OS 10.5 and MAC OS 10.7 also with iPhone the wifi is acting like hidden. But If I manually enter the wifi ssid and set the proper encryption the connection work normally. Also I have a separete windows partition on one MACbook and this windows 7 have no problem to see the SSID of my network. But If i Boot to the MAC OS the WIFI is 'hidden' until the manually connection. (same problem on iphone, manuall connect with manually entered SSID is working well).

Cisco :: AP-1240AG / Revert From LWAPP To Autonomous Mode

Mar 31, 2011

I want to upgrade the ios ap-1240AG me to leave it in standalone mode.What default ip should take my ap?How should we be the tftp command to update the IOS on my ap?I am using tftp server of windows xp? https://ninama.netlify.app/download-anime-saint-seiya-omega-season-2.html.

Cisco :: Aironet 1300 And 1240AG Coverage Distance

Apr 11, 2011

What is the average/maximum distance coverable by Aironet 1300 and 1240AG ???

Cisco Infrastructure :: Setting Up Two SSIDs On Aironet 1240AG AP

Aug 17, 2011

I have a Aironet 1240AG and have our main SSID set up on Radio0-802.11G. It uses WPA TKIP. Everything works fine on it. Recently we have been getting a lot of visitors who need wireless access, so reather than hand out our main key to visitors, I decided to create another SSID on Radio1-802.11A for guests. For some reason the new SSID does not show up on the available networks on client devices. You can connect to it manually by entering the name and key. But how do I get the SSID to broadcast on the 2nd SSID. A lot of these guests are not very computer smart, so it becomes a real pain to have to walk them through connecting to the guest network.

Cisco WAN :: Aironet 1240AG - Setup Guest Network That Is Secure And Limited In Bandwidth Utilization?

Jan 27, 2013

I have a Cisco Aironet 1240AG Access Point and I am trying to setup a guest network that is secure and limited in bandwidth utilization. I see an option under security > SSID Manager on the web interface to select an interface of Radio0-802.11G, Radio1-802.11A or both. Can I put the guest network on the Radio1-802.11A and make it more secure/bandwidth limited or does this option not matter?

Netgear WNR3500L Wireless Router / Wireless G Delivers Faster Broadband Than Wireless N?

Oct 29, 2012

I have a Netgear WNR3500L wireless router. I assume it's v1 because on the back it doesn't have 'v' anything. Firmware version V1.2.2.44_35.0.53NA.When I connect using g I get 22+Mbps download speed. When I connect using n I get 10 Mbps. I've tried using both WPA2 only (laptop reports 130 Mbps connection I believe) as well as the combo WPA+WPA2 (laptop reports connection of 117 Mbps).Broadband download results don't change - they stay at the 10 Mbps level. I've fiddled with some of the settings on my laptop's wireless card - but the results are the same.For now I'm just trying to figure out where I should focus my investigation and fiddling efforts - on the laptop or on the router.

Netgear N600 Wireless ADSL2+ Router / Wireless N Compared To Wireless G 10mb/s?

Jan 6, 2013

i have a Netgear N600 Wireless ADSL2+ router on wireless a/b/g/n dual band and all that but what i want to know is will i get better performance if i use a WirelessN card over G on a 10 - 15mb/s connection gaming wise and will it b a great increase over the G causeif its not a HUGE increase then i wont waste my money on a newer card?

Wireless :: Laptop Wireless Good At Public Hotspot - Not At Home Wireless?

Jun 3, 2012

My Acer Aspire 5610Z laptop will automatically connect to public hotspot wireless network but when I attempt to connect to a wireless network at home, set up using a Netgear modem, I only ever get 'local' internet connection only. My wife's HP laptop has no problem making the home wireless connection.

Linksys Wireless Adapters :: Ae2500 Wireless Adapter Will Not Recognize Wireless?

Jan 31, 2013

I am running windows vista and have installed the software and windows sees the adapter and states it is working but when it searches for available networks it can't find any. How can I download the driver and install it?

Cisco Wireless :: AP541 - Wireless Client Can't Ping Wireless Client

Oct 19, 2011

I have a setup involving 3 clustered AP541 running off a sg300 switch. The wireless network setup VAP has one entry for vlan 1 with station isolation disabled. Is there anything more I need to do to allow one wireless client to ping another wireless client - am I missing something - i assume this is possible.Needless to say wireless clients can ping non wireless clients and vice versa quite happily. Everything is running with factory default settings more or less.

Cisco Wireless :: 1262 Lwap AP Unable To Join 5508 Wireless Controller

Cisco Aironet 1200 Series

SoftwareNov 6, 2012

Cisco Aironet 1240ag Default Enable Password

output are here
*Mar 1 01:28:21.018: %CAPWAP-5-CHANGED: CAPWAP changed state to DISCOVERY
*Mar 1 01:28:21.022: %LWAPP-3-CLIENTERRORLOG: bsnSetCurrentBHRate : fail to set
radio control and data rate
*Mar 1 01:28:21.179: %CDP_PD-2-POWER_LOW: All radios disabled - AC_ADAPTOR (00
00.0000.0000)
*Mar 1 01:28:21.984: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEth
ernet0, changed state to up
*Mar 1 01:28:34.341: %DHCP-6-ADDRESS_ASSIGN: Interface GigabitEthernet0 assigne
d DHCP address 192.168.10.244, mask 255.255.255.0, hostname AP2c54.2d0d.c3c4

Cisco Wireless :: 5508 Students Unable To Join Wireless With Personal Laptops

May 1, 2012

I have a WLC 5508, AIR-LAP1142N APs and a SSID for students to connect to who bring their own device. I am still testing this and it has not been rolled out but I am running into some serious issues with joining the network. I am authenticating them through a RADIUS server (2008 R2). Problem: many of them cannot connect because they are lacking the certificate.
1. What is a good setup for authentication in a BYOD environment
2. If my setup is good what can I do to allow kids to use their computers on the wireless either without the certificate (which I know is unlikely) or what do I need to have them do to connect. I am hoping it does not involve hard wiring and getting the certificate from the server.

Cisco Wireless :: 5508 Internet Both Wired And Wireless / Access To Server Everything Dead

Oct 24, 2011

have a Cisco 5508 controller (version 6.0.199.4) that when I enable global multicast mode it will work for an hour or two and then it will kill the network. All internet both wired and wireless, access to server everything dead. I then have to directly connect to the service port and disable the global multicast mode. Then two reasons for enabling it are Docs2Go and LanSchool both require multicast to be enabled. I have it enabled on our wired network and it works OK there. ted.

Cisco Aironet 1240ag

Cisco Wireless :: 2500 / 5500 - Wireless Access Point Identification By Clients

Apr 30, 2012

Cisco Aironet Access Points

We have recently been given this unusual task. The setup is a series of CAP3502P access points, and a wireless controller (either 2500 Series or 5500 Series), as well as other standard network infrastructure.
In this network, the client (mobile/wireless) devices must be able to detect when they change what access point they are communicating through, while also requiring a seamless transition. Ie, if the client device is communicating via access point A, and displaying the application menus for A, when the user walks to the area services by access point B, it must detect that sot he application can display menus for B, without the user having to select 'B'.
Is there a way for the client device to detect which access point it is using and provide that to an application? Or alternatively a way for a host service residing on a server to get that information from the wireless controller?

Cisco Wireless :: Request For New Firmware For WET200 / Wireless Ethernet Bridge?

Jan 7, 2010

i am placing a formal request to Cisco and to the firmware development team to create a new-and-improved firmware release for the WET200 wireless Ethernet bridge, a product that is still being produced, shipped, and sold. I purchased the product about one-and-a-half years ago and have enjoyed its performance. There have been, however, some flaws with the device, namely the following:While configured to use WPA2-based security, DHCP-related traffic is not passed from a router/gateway's DHCP Server to connected devices on the WET200. Current firmware release notes indicate this was a known issue and was, supposedly, fixed; however, due to the level of problems customers are reporting, it appears this may have only been resolved, if at all, with security configurations of WPA, WEP, or OPEN. It has not been fixed for customers using WPA2-based security.When I originally purchased the WET200 and configured it to use WPA2-based security, while it, initially, did have a few problems connecting to my router/gateway, it, eventually, did connect and stayed connected for, approximately, one year. However, in September of 2009, it suddenly lost connectivity with my router/gateway and has not been able to establish a connection since, even after reinstalling the latest firmware revision and after several soft and hard resets of the device. I tested the WET200 with another router/gateway, only to experience the same issue. Other devices are connecting to my router/gateway, but, not the WET200. The last firmware update for the WET200 was dated back in July of 2008. Currently, it is January 2010 and since these issues have been known for quite some time, it is unacceptable that the firmware for this device has not been updated in such a long time, especially when there are known issues with the WET200's firmware. Such lack of support is forcing me and my clients to stop using these Cisco-based products and purchase competing hardware, something I would prefer not to do; however, without better support, I and my clients do not have a choice. Expecting me and my clients to use an inferior form of security on the WET200, such as WEP and/or WPA, until a firmware update is issued is unacceptable, especially when that update has not been released in over one-and-a-half years. Such lack of support is especially unforgettable when my clients and I are looking to purchase new networking equipment. In the past, I would not have hesitated to purchase a Cisco-based product; now, with this experience in mind, I am finding it very difficult to recommend to a client that he or she should invest their organization's finances into Cisco-branded equipment. Proper, professional, timely, support of your hardware is expected of your customers, especially if you wish them to remain loyal customers. I have noticed that other similar devices, albeit, higher-end devices, have had their firmware updated, more recently, compared to the WET200. I assumed this meant that the firmware development team was updating all firmware on such devices. So far, I have been disappointed in the lack of firmware updates for the WET200. While I understand the possible desire to update the higher-end products, first, as a professional whose job is to research, recommend, purchase, install,configure, secure, and maintain both the enterprise-level and small business-level devices, I highly encourage Cisco not to overlook their small business products when the firmware development team is updating firmware for any Cisco products. Deficiency in the support of one strata of Cisco-based products is reflective upon the support of any Cisco-based product and is not easily forgiven by Cisco customers, such as myself, when new and additional hardware needs to be purchased.