
| Ext IP | External IP address to substitute for the actual IP address of | 0.0.0.0 | 
| 
 | the unit in all outgoing SIP messages. If “0.0.0.0” is specified, | 
 | 
| 
 | no IP address substitution is performed. | 
 | 
| Ext RTP Port Min | External port mapping of <RTP Port Min>. If this value is non- | 0 | 
| 
 | zero, the RTP port number in all outgoing SIP messages is | 
 | 
| 
 | substituted by the corresponding port value in the external | 
 | 
| 
 | RTP port range. | 
 | 
| 
 | 
 | 
 | 
| NAT Keep Alive Intvl | Interval between sending  | 15 | 
| 
 | in sec | 
 | 
| Notes: | 
 | 
 | 
3.4.5. Line 1 and Line 2 Parameters
Per line parameter tags must be appended with [1] or [2] (corresponding to lines 1 or 2) in the configuration profile. It is omitted below for readability.
3.4.5.1.User Account Information
| Parameter Name | Description | 
 | Default | 
 | 
| Line Enable | Enable this line for service | Yes | 
 | |
| SIP Port | SIP message listening port and transmission port | 5060 | 
 | |
| Ext SIP Port | External port to substitute for the actual SIP port of | 0 | 
 | |
| 
 | the unit in all outgoing SIP messages. If “0” is | 
 | 
 | |
| 
 | specified, no SIP port substitution is performed. | 
 | 
 | |
| SIP TOS/DiffServ | TOS/DiffServ field value in UDP IP Packets | 0x68 | 
 | |
| Value | carrying a SIP Message | 
 | 
 | |
| RTP TOS/DiffServ | TOS/DiffServ field value in UDP IP Packets | 0xb8 | 
 | |
| Value | carrying a RTP data | 
 | 
 | |
| NAT Mapping Enable | Enable the use of externally mapped of IP address | No | 
 | |
| 
 | and SIP/RTP ports in SIP messages. The mapping | 
 | 
 | |
| 
 | may be discovered by any of the supported | 
 | 
 | |
| 
 | methods. | 
 | 
 | 
 | 
| NAT Keep Alive | If set to “yes”, the configured <NAT Keep Alive | No | 
 | |
| Enable | Msg> is sent periodically every <NAT Keep Alive | 
 | 
 | |
| 
 | Intvl> seconds. | 
 | 
 | |
| NAT Keep Alive Msg | Contents of the  | $NOTIFY | 
 | |
| 
 | given destination periodically to maintain the | 
 | 
 | |
| 
 | current  | 
 | 
 | |
| 
 | If value is $NOTIFY, a NOTIFY message is sent as | 
 | 
 | |
| 
 | keep alive. If value is $REGISTER, a REGISTER | 
 | 
 | |
| 
 | message w/o Contact is sent. | 
 | 
 | |
| NAT Keep Alive Dest | Destination to send NAT keep alive messages to. If | $PROXY | 
 | |
| 
 | value is $PROXY, it will be sent to the current | 
 | 
 | |
| 
 | proxy or outbound proxy | 
 | 
 | |
| SIP Debug Option | None,  | none | 
 | |
| 
 | REGISTER, exclude NOTIFY, … | 
 | 
 | |
| Proxy | SIP Proxy Server for all outbound requests | 
 | 
 | |
| Use Outbound Proxy | Enable the use of <Outbound Proxy>. If set to “no”, | No | 
 | |
| 
 | <Outbound Proxy> and <Use OB Proxy in Dialog) | 
 | 
 | |
| 
 | is ignored. | 
 | 
 | 
 | 
| Outbound Proxy | SIP Outbound Proxy Server where all outbound | No | 
 | |
| 
 | requests are sent as the first hop. | 
 | 
 | |
| 
 | 
 | 
 | 
 | 
 | 
| © 2003 Sipura Technology, Inc | Proprietary (See Copyright Notice on Page 2) | 23 | ||