Cisco licensing is as best a mild irritation, but in reality, an impossibly poor, yet growing set of ill-conceived disparate implementations. IOS-XE and IOS v15.x licensing is… Read more “Uncovering IOS 15.x and IOS-XE Licensing for the Uninitiated”
Author: jonathan
Just another Collab CCIE...
Analyzing UC Application Informix SQL Tables, Columns and Data Types
Overview It is often necessary or useful to analyze a specific table’s columns and their associated data types when constructing queries for CUCM, CUCxN, UCCX etc. However,… Read more “Analyzing UC Application Informix SQL Tables, Columns and Data Types”
Supporting CUBE NAT Integrations without Firewall ALG
Overview Recently had a customer which wanted to connect to a public ITSP (Flowroute). Their network design required a dual-interface CUBE deployment model, with an “inside” private… Read more “Supporting CUBE NAT Integrations without Firewall ALG”
Finding Jabber devices with Custom Configuration Files
Finding custom Jabber configuration files can be a pain. These are set via a “Remote Support Field”, which internally to CUCM is stored inside a vendorConfig when… Read more “Finding Jabber devices with Custom Configuration Files”
Finding Incorrectly Provisioned Extensions on CUCM with SQL
A customer had a multi-site deployment, with 30,000+ extensions, but is facing problems with dialing from missed calls directory not working for random users, generating on-going tickets… Read more “Finding Incorrectly Provisioned Extensions on CUCM with SQL”
Ubuntu 18.04 – Disk Space Runs Out after OS Upgrade – Xorg Logging Issue
Recently upgraded my laptop from Ubuntu 16.04 to 18.04. Relatively few issues with the upgrade. However, after several days my laptop ran out of space. The “/”… Read more “Ubuntu 18.04 – Disk Space Runs Out after OS Upgrade – Xorg Logging Issue”
Phone Upgrades Fail Due to Upgrade Dependency
This is not a new issue, but it comes up often enough that searching for the exact version each time has started to irritate me… This post… Read more “Phone Upgrades Fail Due to Upgrade Dependency”
