User Guide

43
R27A/V
Admin Guide
BLFList PickUp Code: To set the BLF pick up code.
BLFList BargeIn Code: To set the BLF barge in code.
4.2.11. Encryption
Go to Account-Advanced to configure.
If enabled, voice will be encrypted.
4.2.12. NAT
Go to Account - Advanced to display NATrelated settings.
UDP Keep Alive message: If enabled, the 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.
Figure 4.2.11 Encryption
Figure 4.2.12 NAT