Author: Admin

Cisco PGW Basics

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  To manually start the Cisco PGW 2200 Softswitch software, log in to the active Cisco PGW 2200 Softswitch as root and enter the following command: # /etc/init.d/CiscoMGC start To manually stop the Cisco PGW 2200 Softswitch software, log into your active Cisco PGW 2200 Softswitch as root and enter the following command: # /etc/init.d/CiscoMGC stop Starting an MML Session When a procedure requires that you start an MML session, you must perform the following…

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Configuring the Unity Connection 10.x Cluster

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Configuring the Unity Connection 10.x Cluster You configure the cluster after you have installed the publisher server. Do the two procedures in this section in the order listed. NoteThe Cisco Unity Connection cluster feature is not supported for use with Cisco Unified Communications Manager Business Edition 3000 and Cisco Unified Communications Manager Business Edition 5000. To Configure the Cisco Unity Connection 10.x Cluster Step 1 On the publisher server, sign in to Cisco Unity Connection…

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How a Cluster Works in Unity Connection 10.x

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How a Cluster Works in Unity Connection 10.x The Unity Connection cluster feature provides high availability voice messaging through two Unity Connection servers that are configured in a cluster. Under normal conditions, the Unity Connection servers are both active so that: The cluster can be assigned a DNS name that is shared by the Unity Connection servers. Clients such as email applications and the web tools available through the Cisco Personal Communications Assistant (PCA) can…

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Blocking Inbound calls to Cisco Unified Communications Manager based on Caller ID

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  Blocking Inbound calls to Cisco Unified Communications Manager based on Caller ID Introduction: The ability to block calls based on the calling party number is a feature required by many customers to prevent unwanted calls, whether from telemarketer, malicious callers, or others, from reaching their end users. This application note will describe and illustrate how to set up call blocking using Cisco Unified Communications Manager v8.0 and later. Audience: This document is targeted at…

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802.11ac Wireless Packet Captures

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In this post we will see how to capture 802.11ac wireless frames using Cisco AP (802.11ac AP like 3700/2700/1700) as remote adapter. I have used OmniPeek WiFi Analyzer (10-day trial version) as protocol analyzer (as Wireshark is not yet support 802.11ac frame analysis). I have installed OmniPeek on my PC (IP x.x.13.20). I have created an Open SSID on my WLC (5508) to connect iPhone6 (single spatial stream 802.11ac client). Also a wired 7965-VoIP connected…

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Lightweight to Autonomous (vice versa) Conversion…

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Before converting LWAP to Autonomous need to understand the type of OS image running on these platforms. I found following blog post is very useful to summarize the type of IOS & understanding its naming convention. http://www.my80211.com/cisco-auton-labs/2011/11/19/understanding-cisco-access-point-ios-images.html Following are the three type of IOS available & need to download the correct type before starting the conversion process. k9w7 – autonomous IOS k9w8 – full lightweight IOS (this is what is bundled in the WLC .aes…

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CAPWAP Controller Discovery Process

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CAPWAP Controller Discovery Process In a controller-based architecture, CAPWAP access points are dependent on a wireless controller to provide the software image, configuration, and centralized control and optionally data forwarding functions. Therefore, it is necessary for the access point to find a list of available controllers with which it can associate.   The following layer 3 CAPWAP discovery options are supported: Broadcast on the local subnet Local NVRAM list of the previously joined controller, previous…

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WLC Discovery via Broadcast

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WLC Discovery via Broadcast original link # http://mrncciew.com/2013/05/04/wlc-discovery-via-broadcast/ As outlined in one of my previous post (AP Registration) there are multiple methods (Broadcast, Static configs, DHCP option 43, DNS) available for a Ligthweight Access Point (LAP) to discover a WLC. In this post we will see how broadcast mechanism can be used for this. After the LAP gets an IP address from the DHCP server, the LAP broadcasts a Layer 3 CAPWAP discovery message on to…

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Cisco Nexus 1000v In Less Than 10 Minutes

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original Post #  http://kendrickcoleman.com/index.php/Tech-Blog/standing-up-the-cisco-nexus-1000v-in-less-than-10-minutes.html A few weeks ago at geek week, I was assigned the task of getting the Cisco Nexus 1000v distributed virtual switch set up. I probably spent a good 4 hours on my first cluster because I had no clue what was going on and I ended up losing my management network and spent lots of time restoring my network to the original vSwitch. I followed TrainSignal’s 1000v Installation training in Pro…

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Cisco Nexus 1000v switch – Part 1

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This 3 part tutorial guide will show you how to install the Cisco Nexus 1000v switch. I’m will be using this image for the install – Nexus1000v.4.2.1.SV1.4.zip which can be downloaded from the Cisco website. The lab setup is as follows: 1 x ESX 4.1, 1 x ESXi 4.1, vCenter Server and Domain Controller. This Cisco Nexus 1000v requires 3 mandatory virtual machine port groups to be setup in vCenter before installing. Control, Packet and…

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