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General| Ethernet Switch | Yes |
|---|---|
| Lines | 4 |
| Headset Port | Yes |
| Wall Mountable | Yes |
| Display | 3.5-inch grayscale display |
| Audio | Wideband audio |
| PoE | IEEE 802.3af |
| Speakerphone | Full-duplex |
| Ethernet Ports | 2 x 10/100/1000 |
| Headset Jack | RJ9 |
| Protocols | SIP |
| Codec Support | G.711, G.722, G.729, iLBC |
| Mounting | Desk or wall |
| Weight | 1 kg |
Details on the features supported by the Cisco IP Phone 7800 Series.
Information on new and updated features across different firmware releases.
Instructions for initial phone setup and network connection.
Overview of the physical buttons and hardware features of the Cisco IP Phone 7800 Series.
Guidance on resolving common phone issues and scenarios.
Information on approved power adapters for the Cisco IP Phone 7800 Series.
Basic instructions and methods for making calls using the phone.
Configuring and using speed dial numbers for quick call access.
Procedures for answering incoming calls, including call waiting.
Enabling DND to suppress notifications and avoid distractions.
Instructions on placing active calls on hold and resuming them.
Setting up call forwarding services to redirect incoming calls.
Methods for transferring active calls to another person.
Configuration and usage of call center agent functions.
Managing contacts within the phone's personal address book.
Searching for contacts across multiple directories accessible from the phone.
Looking up coworker numbers in corporate directories like LDAP and BroadSoft.
Accessing and managing contacts via the Lightweight Directory Access Protocol (LDAP).
Accessing and managing contacts through the XML directory service.
Viewing the list of the most recent individual calls and call groups.
Checking the history of incoming, outgoing, and missed calls.
Procedure for redialing a call from the recent calls list.
Accessing and managing personal voice messages directly from the phone.
Instructions for configuring the personal voicemail phone number.
Methods to access voicemail messages via the phone interface.
Configuring and managing VPN connections for secure network access.
Configuring call forwarding services directly from the phone.
Enabling DND to suppress notifications for a particular phone line.
Preventing your name and number from displaying on the receiver's screen.
Enabling and customizing the phone's screen saver appearance and behavior.
Resetting the phone password to maintain network security.
Procedure for restarting the phone for software updates or configuration changes.
Information on supported Cisco and third-party accessories for the phone.
Details and compatibility information for various headset types.
Steps for plugging in and connecting a standard headset to the phone.
Procedure for switching between connected headsets during an active call.
General safety guidelines and performance considerations for the phone.
Impact of power interruptions on phone services and emergency calling.
Statements regarding FCC rules for device operation and interference.
Information on cryptographic features and compliance with U.S. laws.
