CUCM 9.1 gives us a little christmas present

Native paging is now included in CUCM 9.1 using informacast (which is a good product I have used it myself :)



Paging

Now included with Unified Communications Manager is the Singlewire InformaCast product that provides paging capabilities for users to make point-to-point, or group pages, to and from Cisco IP Phones. The software and documentation for the InformaCast product is on a separate DVD included with the purchase of Unified Communications Manager. It is also available online as a software download on cisco.com.
The InformaCast product is divided into two categories, basic and advanced functionality. The basic paging features allow paging between Cisco IP Phones to groups and zones that the administrator configures. An unlimited number of groups is possible but with a maximum of 50 users total in each group in basic paging. Basic paging is provided as a new Unified Communications Manager feature at no cost. If there is a requirement for more than 50 users in a single group or for higher level capabilities, the advanced features of InformaCast are required and are highly recommended.
The advanced features of InformaCast include:
  • Paging and Emergency Notification to All Users
  • Paging to Overhead Analog and IP Speakers
  • Bell Scheduling
  • Prioritizing Emergency Notifications with Call Barge Option
  • Pre-Recorded and Text only pages
  • Integration with Social Media Sites for Notification
  • Email and SMS Mass Notification
  • Call Number Monitoring - 911 Alerting
  • Integration with Jabber clients
There are numerous additional features of Advanced Paging. To determine if Advanced Paging/Notification is appropriate for the end user's Unified Communications Manager deployment, there is a 60 day trial of the advanced functionality to evaluate the higher level features. After installation of the software, there is an option to begin the demonstration period for full access to all capabilities. To retain Advanced Functionality after trial or if this functionality is required at the time of the Unified Communications Manager purchase, the Advanced Paging/Notification functionality can be purchased as a perpetual license from SolutionsPlus or as a subscription directly from Singlewire. For more information on the product's capabilities or for sales questions, contact Singlewire or refer to the documentation and support information included with the product.
 
 
 

Sorry about that guys, problems with one of my scripts

You may have seen something like the following email from my blog:

"

Sophos Email Appliance (an automated content monitoring gateway) has not delivered the following message:

   Message: 50B0B25A_24955_11277_1
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   Subject: [Peter's CCIE Musings and Rants (now in colour!)] Google doesn't seem  to like my analytics

This is due to automatic rules that have determined that the message contains at least one potentially dangerous attachment.

If you were not expecting this message, please contact 3V7KwUAgLDAoxy-1ozv8lvyqqo1.mywzo3o1_1o5svvnk3kD.myw.k4@blogger.bounces.google.com
to confirm the message was legitimate.

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Sorry about that i had some java script in my templates that blogger.com didn't like for some reason (even though it was just google analytics code)
 

Google doesn't seem to like my analytics

Test I think blogger.com has an outage..

Help recover a stranded LWAPP or CAPWAP AP

We have all been there.. You've just performed an upgrade on a remote access point (AP) from autonomous to CAPWAP/LWAPP in the middle of nowhere. You have your DHCP Server setup with option 43 (or, alternatively, you have your DNS entry setup correctly.)

You patiently wait for your AP to reboot... Great you can see it via CDP it's running the new image... Phew mission accomplished!

Login to my controller... That's odd... I can't see the access point...

Your heart starts beating as you perform show cdp neighbor and notice the address appears to be static, your sweating increases as you notice the domain-name configured on the access point is all wrong! AP44442.cisco.com? What the heck!

The phone starts ringing! It's the remote users at the middle-of-nowhere camp, the wireless has gone down they say, the social internet is now down and the campers are very unhappy!!!

You cross your fingers and hope you can find someone with a console cable... No! No one down there has a console cable!

Fear not! you are NOT stuck, there is a way to recover from this situation!

As you probably know the process an access point takes to select a controller is:

  • Local Broadcast
  • Option 43
  • DNS
  • Previously known
  • Over the air
  • Statically configured

In our example we can't use option 43 because it's not DHCP, the domain-name is wrong so DNS won't work, there are no previously known WLC's since this is a new AP and we can't do over the air as this is the only AP available!

 The secret is the use of Local Broadcast!

All you need to do is go to the layer 3 interface that the AP is sitting on, and configure the following:

conf t

(config)# ip forward-protocol udp 5246

(config)# ip forward-protocol udp 12223
(config)#int #IntForLocalAPSubnet
(config-int)#ip helper-address #WirelessLanControllerIPAddress#


What the config above does is forward any UDP traffic destined to port 5246 (CAPWAP) or 12223 (LWAPP) on the broadcast address (255.255.255.255) to your WLC! Your tricking the access point into thinking the WLC is local, after which it will join and all will be right with the world!

Quickly you add this option to your Layer 3 interface.. you return to the wlc.... YES! the access point is in the downloading run state downloading the latest image from the WLC. Your heart rate returns to it's healthy, caffeine addicted levels.

I hope you guys found this helpful, I could have used it last week! I actually ran into this information completely by accident when reading a CCIE Wireless book, the book has lots of great hints and tips, please take a look and if you like it and enjoyed this blog please purchase the book through this link Thanks so much :)

Kindle Version:
Physical Version:

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