Our communications department used to program motorola radios ota via their motorola software. In this post i will discuss configuration on the cisco wlc version 7. Cisco wlc for wired to wireless mdns and bonjour packetu. Cisco wireless lan controller bonjour phase iv deployment guide.
Hi i have a cisco layer 3 switch catalyst 3560 and a wireless lan that uses a cisco lan controller wlc 2504 and ap1042 access points. Cisco wireless lan controller configuration guide, release. Bonjour does not work across the access point both wifi to wifi and. Cscvg64993 wlc mdns secure printer service response missing txt record with mdns snooping enabled. All those services which may be requested by the wireless clients serviced by the signals of the aps joined to a controller are registered with the wlc in question mdns responders. Is there anyway around this if you have flexconnect aps and want to alos have mdns on your nonflexconnect local aps do i have to create a separate wlan.
Cisco wireless controller configuration guide, release 8. The video helps you understand mdns protocol and how bonjour gateway on cisco wireless lan controller allows the protocol to operate across multiple subnets for both wired and wireless using apple airprint and airplay services in our demonstration. I am testing it out, following a cisco document to configure mdns, and it indicates i need to enable mdns on the wlan, in order for the mdns. I will also discuss using screen mirroring and airplay on an appletv v3. I have an autonomous cisco access point model ap1142n and an apple tv that are on the same physical and logical network. Unicast mode wlc unicast every multicast packet to every access point associated to the controller. This helps you to deploy appletv, apple printers on different subnets to. In this article i will describe how to setup a cisco wlc 5508 to work with apples bonjour protocol across vlans. Wired clients do not see bonjour mdns advertisements from wireless devices. Registered users can view up to 200 bugs per month without a service contract. Basically you get the layer 3 border to redistribute mdns. The mdns snooping functionality on cisco wireless lan controller wlc devices with software 7. To that end, i took special note of a feature introduced in cisco s latest software release v7.
The bonjour gateway switch will allow the service discovery and distribution. Basically you get the layer 3 border to redistribute mdns between any subnets you like. Appletv on a wlan with the default mdns profile enabled. Cisco recommends that you have knowledge of these topics. The mdns feature, makes the cisco wlc, act as the mdnsqueryresponder, for apples wireless clients.
Is there anyway around this if you have flexconnect aps and want to alos have mdns on your nonflexconnect local aps do i have to create a separate wlan just for my flexcon. Bug information is viewable for customers and partners who have a service contract. Select the mdns profile as the defaultmdnsprofile to allow the bonjour services that you require to be advertised on a particular wlan. Cisco wireless lan controller igmp version 3 denial of service vulnerability. Default mdns profile with airplay and airtunes enabled.
Cisco wireless lan controller denial of service vulnerability. How to configure cisco wlc mdns and bonjour gateway part 2. Summary cisco wireless lan controller software contains a vulnerability that could allow an authenticated, adjacent attacker to cause a denial of service dos condition. When attempting to delete or modify an mdns service from an mdns profile, the message profile is attached to one or more entities and cannot be edited is presented by the wlc. Using chromecast in your cisco enterprise wlan environment. The igmpv3 snooping feature is disabled by default and must be explicitly configured by an administrator for a device to be vulnerable. From the mdns profile dropdown list, choose a profile. In computer networking, the multicast dns mdns protocol resolves hostnames to ip addresses within small networks that do not include a local name server. Bonjour mdns, airplay, airprint, screen mirroring and. You have to enable mdns snooping in order to controll bonjour.
Using mdns snooping for bonjour support dumping ground. Cisco wireless lan controllers wlc perform multicast in two methods. We have a cisco 5508, and about 20 branch offices around the country. Cisco wireless controller configuration guide, release 7. Cisco wlc, bonjour and airplay my experience packet6. Hello, i know that it is not possible to enable mdns snooping and flexconnect local switching on a wlan at the same time.
Settings wise, we have been unable to find a difference in the wlan. Here is a brief howtogetting started if trying to enable this in a cisco wlc environment based on airos. All those services which may be requested by the wireless clients serviced by the signals of the aps joined to a controller are registered with the wlc in question mdns responders, so that ifandwhen. Due to the fact that the apple tv is wired, it will be. Cisco content hub cisco wireless lan controller software. With cisco unified wireless network software releases, significant enhancements were made to support. Local switching, mdns snooping and chromecast hello everyone, we have a cisco wifi setup at our company constisting of one wlc 2504 and 5 access points, 4 of which are in the main. Location specific services lss for wireless service. The information in this document is based on these software and hardware versions.
Note, even if you only want to support airplay, you still need to support airtunes. Im having lots of trouble getting chromecasts working on my vwlc. The service was formerly bound to entity wlan or interface, but mdns snooping. To confirm, choose wlan id advanced tab and make sure that the mdns snooping option is enabled. On the left pane, expand mdns and click on general. Goal in this document, we will cover the easiest way to properly configure your ubiquiti network for use with mdns and multicast devices and have a basic understanding of the changes that. We will also look at mdns snooping feature to expand bonjour service area even further by having ap perform mdns. The feature is called service discovery gateway and it works a treat. The wlc will snoop all bonjour discovery packets and will not forward the same on air or infra network. Cisco wireless lan controller with sonos sonos community. Troubleshoot and understand mdns gateway on wireless lan. Bonjour gateway wireless lan controller deployment. Help keep your organization running, remotely and securely, with cisco networking solutions.
Macbook laptop on vlan with an interface on the wlan with the default mdns profile enabled. Map an mdns profile to a wlan by following these steps. As the name implies, it enables the wlc to act as a gateway between an mdns client in vlan a and an mdns. Internet group management protocol igmp snooping is available to better direct multicast packets. Sonos with cisco wireless lan controller sonos community. Using chromecast in your cisco enterprise wlan environment chromecast is an interesting product even for businesses, especially its screen casting function although still listed as. Aps are in mdns mode and snooping the vlan the pcs reside in. With 3rd party software i was able to use my windows 8 laptop to airplay my screen to. Cisco wireless lan controller igmp version 3 denial of. Troubleshoot and understand mdns gateway on wireless. Ive read a few post on cisco s site about having mdns configured properly. This chapter focuses on how to use the cisco wireless lan controller software bonjour.
Local switching, mdns snooping and chromecast hello everyone, we have a cisco wifi setup at our company constisting of one wlc 2504 and 5 access points, 4 of which are in the main office and one at a remote location connected via an ipsec tunnel. Step 2 create a wlan for clients with any security type. This is due to apple has change how bonjour service work in their latest software releases. This stopped working after we mirgated from a cisco wlc 5508 running 8. The mdns snooping functiona lity on cisco wireless lan controller wlc devices with software 7. Depending on your needs for bonjour, youll either add or remove services. Layer 2 multicast packets are forwarded with an mgid that is unique for the ingress interface.
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