Cisco WRP500 Administration Manual page 56

SIP page
R E V I E W D R A F T # 1 — C I S C O C O N F I D E N T I A L
Handle VIA rport
Insert VIA received
Insert VIA rport
Substitute VIA Addr
Send Resp To Src Port Sends responses to the request source port instead of the VIA
STUN Enable
STUN Test Enable
STUN Server
Cisco WRP500 Administration Guide
A-12
If you select yes, the WRP500 processes the rport parameter in the
VIA header (this value is inserted by the server in a response to
anyone of its requests). If you select no, the parameter is ignored.
Select yes or no from the drop-down menu.
The default is no.
Inserts the received parameter into the VIA header of SIP responses
if the received-from IP and VIA sent-by IP values differ. Select yes
or no from the drop-down menu.
The default is no.
Inserts the parameter into the VIA header of SIP responses if the
received-from IP and VIA sent-by IP values differ. Select yes or no
from the drop-down menu.
The default is no.
Lets you use NAT-mapped IP:port values in the VIA header. Select
yes or no from the drop-down menu.
The default is no.
sent-by port. Select yes or no from the drop-down menu.
The default is no.
Enables the use of STUN to discover NAT mapping. Select yes or
no from the drop-down menu.
The default is no.
If the STUN Enable feature is enabled and a valid STUN server is
available, the WRP500 can perform a NAT-type discovery
operation when it powers on. It contacts the configured STUN
server, and the result of the discovery is reported in a Warning
header in all subsequent REGISTER requests. If the WRP500
detects symmetric NAT or a symmetric firewall, NAT mapping is
disabled.
The default is no.
IP address or fully-qualified domain name of the STUN server to
contact for NAT mapping discovery.
Appendix A Advanced Voice Fields