Category Archives: Collaboration

SIP URI as Preferred Caller ID

Typically and historically you think of caller ID information and you think of the numeric phone number or Directory Number (DN). However, with the advancement of video and its common deployment as part of a full Unified Communications Manager enterprise roll out the SIP URI might become your preference. Continue reading

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Taking a Screenshot on an 8800 Series Cisco Phone

Taking screenshots of the screen of Cisco IP phones can be helpful in remote troubleshooting and documentation. Taking screenshots of the latest 88xx phones is just as simple as in the past. Continue reading

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Calling Party Routing of Anonymous Calls SIP Header Fix Up

Cisco’s “Route Next Hop By Calling Party Number” translation pattern option has addressed the common question of “how do I route or block calls based on Caller ID?” since CUCM version 8. However, there still remains a limitation and that is how to deal with “Anonymous”, “Restricted” or “Unknown” Calling Numbers. The problem is that the SIP information actually lists this as part of the From header where CUCM typically would expect to see a numeric value. Continue reading

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Cisco CUCM 8861 / 8865 Wireless Configuration

The standard mode of operation is typically to wire your IP phone into the network lighting things up with wired Ethernet and PoE. In the case of the 8861 and the 8865 you have the option to disconnect the PoE, power up with a 48 volt power brick and take to the Wi-Fi air waves. Continue reading

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