Polycom internal parameters
| Name | Type | Description | Attributes |
|---|---|---|---|
| param1 | string | Polycom internal; this field may be omitted by the server | |
| param2 | string | Polycom internal; this field may be omitted by the server | |
| param3 | string | Polycom internal; this field may be omitted by the server | |
| rppContact | string | Contact SIPURI value used by a Polycom RPP entity when calling into a Lync conference; Polycom internal | |
| rppFromDisplayName | string | Skype Roster Cascade Indicator used by a Polycom RPP entity to display in a Lync conference; Polycom internal |