Dialogic IP Phone 05-2239-009 User Manual
Dialogic
®
Global Call IP Technology Guide — November 2007
113
Dialogic Corporation
IP-Specific Operations
Selected Requests UDP
Transport Parameter Combinations with Proxy
All Requests UDP via Proxy
Requests are sent UDP to the proxy, and the proxy sends the request onward using UDP (unless the
proxy resolves the destination as being TCP, based on DNS information).
proxy resolves the destination as being TCP, based on DNS information).
All Requests TCP via Proxy
Requests are sent TCP to the proxy, and the proxy sends the request onward using TCP.
Parameter
Value
E_SIP_tcpenabled
ENUM_Enabled
E_SIP_OutboundProxyTransport
not set
E_SIP_Persistence
ENUM_PERSISTENCE_TRANSACT_USER (default)
SIP_maxUDPmsgLen
not set
E_SIP_DefaultTransport
ENUM_TCP
outbound_proxy_* fields
IP and hostname both not set
sip_msginfo_mask
includes IP_SIP_MSGINFO_ENABLE
transport parameter in Request-URI
set to “;transport=udp” on selected requests
Parameter
Value
E_SIP_tcpenabled
ENUM_Disabled (default)
E_SIP_OutboundProxyTransport
not set
E_SIP_Persistence
not set
SIP_maxUDPmsgLen
not set
E_SIP_DefaultTransport
not set
outbound_proxy_* fields
IP -or- hostname set
sip_msginfo_mask
any value
transport parameter in Request-URI
not set
Parameter
Value
E_SIP_tcpenabled
ENUM_Enabled
E_SIP_OutboundProxyTransport
ENUM_TCP
E_SIP_Persistence
ENUM_PERSISTENCE_TRANSACT_USER (default)
SIP_maxUDPmsgLen
default (not set)
E_SIP_DefaultTransport
not set
outbound_proxy_ fields
IP -or- hostname set
sip_msginfo_mask
any value
transport parameter in Request-URI
not set