Nortel MTX14 PVG Upgrade Highlights

During last night’s maintenance window our Packet-Voice Gateways (PVG) were upgraded as part of our preparation to upgrade the entire cellular switch to the latest version of software, MTX14. Preparations have been underway for several weeks, leading up to what Nortel calls the One Night Process (ONP.) The preparations include component-by-component changes to hardware, software …

Automating Secure Shell Login using Putty

Putty is an ssh client for Microsoft Windows which can automate secure logins to remote computers. This tutorial allows you to automate these logins using your personal public/private key pair. Putty can be downloaded from here: http://www.chiark.greenend.org.uk/~sgtatham/putty/. Download and install the entire putty distribution. During this procedure the following high-level steps are taken: First, create …

Out-source Call Center recovers from catastrophic outage

This became a surprisingly full day. An earthquake near Taiwan around 1 PM local time disrupted communications lines to our out-sourced call center in Manila, the Philippines. This was certainly a surprise to our Customer Care group as they were under the, apparently mistaken, impression that diverse redundant voice routes were provided by the out-source …