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Author Archives: Keyboard Banger

Forced Authorization Code in CUCM

forced-authorization-code-fac

Forced Authorization Code (or FAC) is a flag that can be configured at the route pattern level. When it is set on the route pattern, the route pattern is said to be associated with an authorization level. An authorization level ... Read More »

Cisco Catalyst 3650 Switches Overview

catalyst-3650-stack-keyboardbanger

This is the first time I see black-colored Catalyst switches from Cisco. 3650 switches are elegant and remind me of the old Juniper EX4200 switches. They have 48 PoE Ethernet Gigabit interfaces and four 1G SFP ports for copper/fiber uplinks. ... Read More »