Instruction Manual
Table Of Contents
- Preface
- Introducing Linksys IP Phones
- Getting Started
- Managing Linksys IP Phones
- Using the 900 Series LCD Display
- Localization
- Changing the Display Background (SPA942/962)
- Using the SPA932 (Sidecar) with the SPA962
- Configuring the Web Service
- RSS Newsfeeds (SPA962)
- Call Appearances and Extensions
- Line Key LEDs
- Using Call Features
- Selecting the Audio I/O Device and Line
- Making Calls
- Answering and Ending Calls
- Hold and Resume
- Call Waiting
- Speed Dialing
- Three-Way Conferencing
- Attended Call Transfer
- Blind Call Transfer
- Call Back
- Message Waiting Indication (MWI)
- Accessing Voicemail
- Muting Calls
- Shared Call Appearances
- Personal Directory
- Caller and Called Name Matching
- Dialing Assistance
- Supplementary Services
- Call Logs
- Audio Volume Adjustment
- Managing Ring Tones
- Configuring a Dial Plan
- System Administration
- Troubleshooting FAQ
- SPA900 Series LCD Command Reference
- Entering Names and Numbers into the Directory
- Entering Directory Names, Numbers and Ring Default
- 2 Speed Dial
- 3 Call History
- 4 Ring Tone
- 5 Preferences
- 6 Call Forward
- 7 Time/Date
- 8 Voice Mail
- 9 Network
- 9.1 DCHP
- 9.2 Current IP Address
- 9.3 Host Name
- 9.4 Domain
- 9.5 Current NetMask
- 9.6 Current Gateway
- 9.7 Enable Web Server
- 9.8 Non DHCP IP Address
- 9.9 Non DHCP Subnet Mask
- 9.10 Non DHCP Default Route
- 9.11 Non DHCP DNS 1
- 9.12 Non DHCP DNS 2
- 9.13 Non DHCP NTP Server 1
- 9.14 Non DHCP NTP Server 2
- 9.15 Multicast Address
- 9.16 Enable VLAN
- 9.17 VLAN ID
- 9.18 CDP
- 10 Product Info
- 11 Status
- 12 Reboot
- 13 Restart
- 14 Factory Reset
- 15 Custom Reset
- 16 Set Password
- 17 Set LCD Contrast
- 18 CallPark Status
- 19 Language (SPA922, 942, and 962)
- 20 GUI Properties (SPA962)
- 21 Web Service (SPA962)
- Linksys IP Phone Field Reference
- Acronyms
- Glossary

5-9
Linksys IP Phone Administrator Guide
Firmware Version 5.1
Chapter 5 Linksys IP Phone Field Reference
SIP Tab
SIP Tab
This section describes the fields for the following headings on the SIP tab:
• SIP Parameters, page 5-9
• SIP Timer Values (sec), page 5-11
• Response Status Code Handling, page 5-13
• RTP Parameters, page 5-13
• SDP Payload Types, page 5-14
• NAT Support Parameters, page 5-16
• Linksys Key System Parameters, page 5-17
SIP Parameters
Note None of the following parameters apply to the SPA901.
Field Description
Max Forward SIP Max Forward value, which can range from 1 to 255.
Defaults to 70.
Max Redirection Number of times an invite can be redirected to avoid an infinite loop.
Defaults to 5.
Max Auth Maximum number of times (from 0 to 255) a request may be challenged.
Defaults to 2.
SIP User Agent Name Used in outbound REGISTER requests.
Defaults to $VERSION. If empty, the header is not included. Macro expansion of $A to
$D corresponding to GPP_A to GPP_D allowed.
SIP Server Name Server header used in responses to inbound responses.
Defaults to $VERSION.
SIP Reg User Agent Name User-Agent name to be used in a REGISTER request. If this is not specified, the <SIP User
Agent Name> is also used for the REGISTER request.
Defaults to blank.
SIP Accept Language Accept-Language header used. To access, click the SIP tab, and fill in the SIP Accept
Language field.
There is no default (this indicates Linksys IP phone does not include this header). If
empty, the header is not included.
DTMF Relay MIME Type MIME Type used in a SIP INFO message to signal a DTMF event. This field must match
that of the Service Provider.
Defaults to application/dtmf-relay.