RJ-22 Pinout Requirements For Headsets on Cisco Phones
If you’re hoping to re-use an existing modular telephone headset with Cisco phones, verify the pinout of the RJ-22 connector reflects the pinout below: Pin 1 Pin 2 Pin …
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Settings That Impact License MAC Address on Cisco UC Servers
UPDATE (January, 2018) – This article applies to the following Cisco UC Products: Communications Manager – 5/6/7/8 CUPS / Instant Messaging & Presence – 5/6/7/8 Unity Connection – 5/6/7/8 Emergency …
Read MoreVOIP Toll-fraud prevention in IOS 15.1(2)T and later causes call failures
Cisco has stepped up the toll-fraud prevention in IOS 1.1(2)T and later by rejecting all calls sourced from non-trusted IP addresses by default. This means all inbound calls will fail …
Read MoreCommon UCM 6/7/8 CLI Commands
Here are some commands that I use fairly often on Communications Manager 6/7/8.
Read MoreUpgrade IOS on 3750 or 2960S stack
Use the following command to upgrade IOS on a 3750 or 2960S switch stack:
Read MoreCUDAC/CUBAC Administration URL
Here’s the URL for administering a CUDAC/CUBAC server.
Read MoreEnabling NIC Teaming on Cisco’s linux based UC servers
This applies to Unified Communications Manager and Unity Connection systems.
Read MorePerform snmpwalk to a remote device from a mac
To retrieve a list of supported snmp oid’s on a remote device from a mac, execute the following command in a terminal session on a mac:
Read MoreJoining UC ISO files
Most new UC upgrade files downloaded from Cisco.com for Cisco’s linux based appliance applications are two part files that must be joined after being downloaded. This includes Unified Communications Manager, …
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