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Cisco Linksys SPA942 IP Phones Grade-B

$60.00 AUD $180.00 AUD

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Warranty: Refund or replacement available for defective products, subject to inspection and warranty terms.

The Cisco Linksys SPA942 is a business-grade Voice over Internet Protocol (VoIP) telephone designed for offices, small businesses, reception desks, and professional work environments. It was part of the Linksys Business Series of IP phones associated with Cisco. The device allows users to make and receive telephone calls through an IP network rather than relying solely on traditional telephone lines. It is designed to support everyday business communication with multiple lines and useful call-management functions.

Display and Design

The SPA942 features a monochrome LCD display that shows information such as caller details, line status, menus, and call information. Its physical keypad and function buttons make it practical for users who regularly handle business calls.

The phone has a professional desktop design suitable for individual workstations and shared office spaces. Dedicated buttons and navigation controls help users access phone functions without needing complicated menu navigation.

Multiple Lines and Call Management

One of the key features of the Cisco Linksys SPA942 is its support for four voice lines. This makes it useful for employees who need to manage several business numbers or call accounts from a single device.

The phone supports important calling functions, including call transfer, call forwarding, call hold, redial, call waiting, conference calling, and Do Not Disturb. It also supports call logs for incoming, outgoing, and missed calls, helping users review recent communication activity.

These features are beneficial for receptionists, administrative staff, customer support teams, and small-business employees who need efficient call handling.

Network Connectivity and Power

The SPA942 includes two RJ-45 Ethernet ports, allowing it to connect to a network and provide an additional network connection for a computer. This arrangement can help reduce the number of separate network outlets needed at a desk.

The phone supports Power over Ethernet (PoE), which allows it to receive power through a compatible Ethernet connection. If PoE is unavailable, a compatible external power adapter may be required.

The device uses Session Initiation Protocol (SIP) for VoIP communication and supports network protocols and configuration options intended for business IP telephony systems.

Audio Quality and Additional Features

The Cisco Linksys SPA942 supports several voice codecs, including G.711, G.726, G.729a, and G.723.1, depending on configuration. These codecs help encode and transmit voice over IP networks.

The phone supports handset, headset, and speakerphone use, making it suitable for different calling situations. It also provides a personal directory with up to 100 entries and call logs with up to 60 entries. Secure calling using an implementation of Secure Real-Time Transport Protocol (SRTP) is supported in the documented feature set.

Applications and Benefits

The Cisco Linksys SPA942 can be used in small offices, reception areas, administrative departments, and other workplaces that require multi-line VoIP communication. Its four voice lines, Ethernet connectivity, PoE support, and call-management features make it a practical business telephone.

Overall, the SPA942 remains a relevant option in some existing VoIP installations and refurbished-equipment markets. However, it is an older product, so buyers should confirm its condition, firmware availability, SIP-provider compatibility, and network security requirements before purchasing or deploying it.

Specification

Specification	Details
Brand	Cisco Linksys
Model	SPA942
Product Type	IP Phone
Product Series	Linksys SPA900 Series
Communication Technology	VoIP
VoIP Protocol	SIP
Display Type	Monochrome Graphical LCD
Display Resolution	128 × 64 pixels
Voice Lines	Up to 4 lines
Ethernet Ports	2 × RJ-45
Ethernet Speed	10/100 Mbps
Integrated Ethernet Switch	Supported
Power over Ethernet (PoE)	Supported (IEEE 802.3af)
External Power Adapter	Optional 5V DC adapter
Speakerphone	Full-Duplex Speakerphone
Handset	Standard Handset
Headset Port	2.5 mm
Call Hold	Supported
Call Transfer	Supported
Call Forwarding	Supported
Call Waiting	Supported
Conference Calling	Supported
Caller ID	Supported
Call History	Supported
Voicemail Indicator	Supported
Programmable Soft Keys	4
Line Status Indicators	4 illuminated line buttons
Voice Codecs	G.711, G.726, G.729a, G.723.1
Secure Voice Calling	SRTP support
Network Protocols	TCP, UDP, RTP, RTCP, DHCP, DNS
VLAN Support	802.1p/Q
Remote Provisioning	Supported
Configuration	Web-based and menu-based
Primary Applications	Small Businesses, Offices, Reception Desks, and Call Centres
Installation	Desktop
Product Status	Legacy model; check availability and support

Cisco Linksys SPA942 IP Phone – Questions and Answers

Q1. What is the Cisco Linksys SPA942?

The Cisco Linksys SPA942 is a business IP phone designed for voice communication over an internet protocol (IP) network.

Q2. Who manufactures the Cisco Linksys SPA942?

It was marketed under the Linksys brand and was part of the Cisco Linksys business telephone product range.

Q3. What type of phone is the SPA942?

It is a VoIP desk phone designed for offices and small businesses.

Q4. How many voice lines does the SPA942 support?

It supports up to four voice lines.

Q5. What type of display does the SPA942 have?

It features a monochrome graphical LCD display with a resolution of 128 × 64 pixels.

Q6. What is VoIP?

VoIP stands for Voice over Internet Protocol. It allows users to make voice calls over an IP network instead of using traditional telephone lines.

Q7. How many Ethernet ports does the SPA942 have?

It has two RJ-45 Ethernet ports with 10/100 Mbps connectivity.

Q8. Does the SPA942 support Power over Ethernet?

Yes, it supports PoE, allowing it to receive power through a compatible Ethernet network connection.

Q9. Does the SPA942 have a speakerphone?

Yes, it features a full-duplex speakerphone for hands-free conversations.

Q10. Does the SPA942 support a headset?

Yes, it supports a compatible wired headset through its headset connection.

Q11. What call management features does the SPA942 offer?

It supports call hold, call transfer, call forwarding, call waiting, redial, and conference calling.

Q12. Does the SPA942 support caller ID?

Yes, it supports caller ID, allowing users to view caller information when provided by the phone system.

Q13. Does the SPA942 have call history?

Yes, it supports call history for reviewing recent calls.

Q14. Does the SPA942 support voicemail?

Yes, it supports voicemail notification when configured with a compatible VoIP service or phone system.

Q15. Which voice codecs does the SPA942 support?

Its supported codecs include G.711, G.726, G.729a, and G.723.1, depending on configuration.

Q16. Does the SPA942 support secure voice communication?

Yes, it supports Secure Real-Time Transport Protocol (SRTP) for encrypted voice media when configured with compatible systems.

Q17. Can the SPA942 connect to a computer?

Yes, its second Ethernet port can provide a network connection for a computer.

Q18. Is the SPA942 suitable for small businesses?

Yes, its four voice lines and business calling features make it suitable for small offices and businesses.

Q19. Where can the Cisco Linksys SPA942 be used?

It can be used in offices, reception areas, administrative departments, and other workplaces that require multi-line VoIP communication.

Q20. Is the Cisco Linksys SPA942 a current-generation phone?

No, it is a legacy model. Buyers should verify its condition, firmware availability, and compatibility with their current VoIP system before purchasing.

Q21. What are the main benefits of the SPA942?

Its main benefits include four voice lines, Ethernet connectivity, PoE support, a speakerphone, headset support, and useful call management functions.