Denwa Communications DW-V-AXT-ANDROID User Manual page 36

Session Timer
BLF List
NAT
User Agent
from SIP server.

User=phone: If enabled, IP phone will send user=phone
within SIP message.

Anonymous Call: If enabled, all outgoing call for the
designated account will be anonymous number.

Anonymous Call Rejection: If enabled, all incoming
anonym-out call for the designated account will be
rejected.

Is escape non Ascii character: To transfer the symbol to
Ascii character.

Missed Call Log: To display the miss call log.

Prevent SIP Hacking: Enable to prevent SIP from hacking.
To display or configure session timer settings.

Active: To enable or disable this feature, If enable, the
ongoing call will be disconnected automatically once the
session expired unless it's been refreshed by UAC or UAS.

Session Expire: Configure session expire time.

Session Refresher: To configure who should be response
for refreshing a session.
Note: UAC means User Agent Client, here stands for IP phone.
UAS means User Agent Server, here stands for SIP server.
To display or configure BLF List URI address.

BLF List URI: BLF List is short for Busy Lamp Field List.

BLFList PickUp Code: To set the BLF pick up code.

BLFList BargeIn Code : To set the BLF barge in code.
To display NAT-related settings.

UDP Keep Alive message: If enabled, IP phone will send
UDP keep-alive message periodically to router to keep
NAT port alive.

UDP Alive Msg Interval: Keepalive message interval.

Rport: Remote Port, if enabled, it will add Remote Port
into outgoing SIP message for designated account.
One can customize User Agent field in the SIP message; If
user agent is set to specific value, user could see the
information from PCAP. If user agent is not set by default,
user could see the company name, model number and
firmware version from PCAP