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Make a Non-Bootable Cisco Unified Communications ISO Image Bootable 28 Jun 2011 | 01:45 am
As most of you may or may not know, Cisco currently only provides non-bootable Unified Communications ISO images on CCO for download. These ISOs are listed as being provided for “upgrades” and hence w...
Install Cisco IP Communicator on Win7 in VMware 21 Jun 2011 | 07:16 pm
Cisco IP Communicator (CIPC) requires a sound card be installed on a PC in order to install or open. Under normal circumstances, this completely makes sense. However, in other circumstances (demos/lab...
Install Cisco IP Communicator on Win7 in VMware 21 Jun 2011 | 03:16 pm
Cisco IP Communicator (CIPC) requires a sound card be installed on a PC in order to install or open. Under normal circumstances, this completely makes sense. However, in other circumstances (demos/lab...
CUCME: Create an MOH audio file in Windows 7 with Audacity 16 Apr 2011 | 09:06 am
This tutorial will show you how to create or convert an existing audio file and save it in CCITT u-law – 8KHz 8bit Mono format for use in Cisco Unified Call Manager Express (CUCME), Cisco Unified Cont...
CUCME: Create an MOH audio file in Windows 7 with Audacity 16 Apr 2011 | 05:06 am
This tutorial will show you how to create or convert an existing audio file and save it in CCITT u-law – 8KHz 8bit Mono format for use in Cisco Unified Call Manager Express (CUCME), Cisco Unified Cont...
Config changes with a menu and tcl scripting tutorial 7 Apr 2011 | 05:29 pm
This tutorial will show you how to make config changes with a simple tcl script and invoke the script from an IOS menu. I was recently presented with a scenario where the FXO ports on a customer route...
bit-twist: Network Traffic Generator and Editor 25 Feb 2011 | 07:08 pm
Bit-Twist is a simple yet powerful libpcap-based Ethernet packet generator. It is designed to compliment tcpdump or wireshark packet captures. In this tutorial, you will learn how to edit and replay n...
Voice Lab – PSTN Simulation LAB in GNS3 – Part 2 14 Oct 2010 | 06:52 am
This tutorial is a continuation of the virtual voice lab series. In this tutorial, you will add a dial-plan to the PSTN router that was added in the first part of the PSTN simulation lab. The dial...
No Ring Back to PSTN When Placing Inbound Calls through a Cisco H323 Gateway 30 Sep 2010 | 10:32 am
Occasionally, I have run into the issue when turning up a PRI that ring back is not heard when placing an inbound call. Caller only hears silence until the called party answers. This seems to be more ...
Gestalt IT’s Network Field Day – San Jose, CA 18 Sep 2010 | 06:15 am
Last week, I was part of the Gestalt IT Network Field Day in San Jose, CA. You may have noticed a lot of buzz on twitter and blogs. The purpose of the Tech Field day is to bring independant people act...
