Chapter 9 Voice
Table 58 VoIP > SIP > SIP Service Provider (continued)
LABEL | DESCRIPTION |
T.38 Fax Relay | Select this if the |
| TCP/IP packets through IP networks. This provides better quality, but it |
| may have |
| T.38. |
|
|
QoS Tag |
|
|
|
SIP DSCP Mark | Enter the DSCP (DiffServ Code Point) number for SIP voice |
Setting | transmissions. The |
| priority tags with this number to voice traffic that it transmits. |
|
|
RTP DSCP Mark | Enter the DSCP (DiffServ Code Point) number for RTP voice |
Setting | transmissions. The |
| priority tags with this number to RTP traffic that it transmits. |
|
|
Timer Setting |
|
|
|
Expiration | Enter the number of seconds your SIP account is registered with the |
Duration | SIP register server before it is deleted. The |
| automatically tries to |
| time has passed. (The SIP register server might have a different |
| expiration.) |
|
|
Register Re- | Enter the number of seconds the |
send timer | again to register the SIP account, if the first try failed or if there is no |
| response. |
|
|
Session Expires | Enter the number of seconds the |
| remain idle (without traffic) before it automatically disconnects the |
| session. |
|
|
Enter the minimum number of seconds the | |
| session remain idle (without traffic) before it automatically disconnects |
| the session. When two SIP devices start a SIP session, they must agree |
| on an expiration time for idle sessions. This field is the shortest |
| expiration time that the |
|
|
Phone Key |
|
Config |
|
|
|
Call Return | Specify the key combinations that you can enter to place a call to the |
| last number that called you. |
|
|
One Shot Caller | Specify the key combinations that you can enter to activate caller ID for |
Display Call | the next call only. |
|
|
One Shot Caller | Specify the key combinations that you can enter to deactivate caller ID |
Hidden Call | for the next call only. |
|
|
Call Waiting | Specify the key combinations that you can enter to put a call on hold |
Enable | when you are answering another. |
|
|
Call Waiting | Specify the key combinations that you can enter to turn the call waiting |
Disable | function off. |
|
|
IVR | Specify the key combinations that you can enter to set up Interactive |
| Voice Response (IVR). IVR allows you to record custom caller ringing |
| tones (the sound a caller hears before you pick up the phone) and on |
| hold tones (the sound someone hears when you put their call on hold). |
|
|
Internal Call | Specify the key combinations that you can enter to call the phone(s) |
| connected to the |
|
|
Call Transfer | Specify the key combinations that you can enter to transfer a call to |
| another phone. |
|
|
208 |
| |
| ||
|
|
|