Why does Barge fail on my Cisco 7906 IP Phone and give a fast busy tone?
If your barge attempt fails and you hear a fast busy tone, it might be because you cannot barge an encrypted call if your phone isn't configured for encryption.
What to do if the softkey I want doesn't appear on my Cisco 7906?
The softkey you want might not appear on your Cisco IP Phone because you need to press 'more' to reveal additional softkeys, change the line state (e.g., go off-hook or have a connected call), or your phone isn't configured to support the feature associated with that softkey.
Why does Join fail on my Cisco 7906 IP Phone?
The Join function on your Cisco IP Phone (SCCP phones only) requires multiple selected calls. Ensure you've selected at least one call in addition to the active call, which is selected automatically.
Why does Cisco CallBack fail on my Cisco IP Phone?
Cisco CallBack might fail if the other party has call forwarding enabled.
Guide overview, finding information, safety notices, and external device usage.
Instructions for physically connecting the Cisco Unified IP Phone to the network and power supply.
Identification of phone buttons, screen elements, and general phone capabilities.
Step-by-step guide for fundamental call tasks like placing, answering, and ending calls.
Explores advanced call features like speed dialing, conferences, transfers, and call pickup.
Details on using the speakerphone, headsets, and the AutoAnswer feature.
Customizing ring tones, message indicators, volume, and phone screen appearance.
Managing call history and accessing corporate and personal directories for dialing.
Configuring phone features and services through web-based user options.
Guidance for resolving common phone operational problems and accessing administrative data.
Details on hardware warranty coverage, repair, refund policies, and service support.
General| Model | Cisco 7906 |
|---|---|
| Type | IP Phone |
| Lines | 2 |
| Ethernet Ports | 1 |
| Power over Ethernet | Yes |
| Audio Codec Support | G.711, G.729a |
| Protocols | SIP, SCCP |
| Display | 2-line monochrome LCD |
| Power | PoE (Power over Ethernet) or external power supply |
| Headset Port | Yes |
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