1080p SIP Vandalproof Door Phone with RFID and PoE
HDP-1260PT
26
from IP phones will be sent to the proxy server forcibly.
Transport Type Display and configure the transmission type of SIP messages
UDP: UDP is an unreliable but very effective transport layer
protocol;
TCP: Reliable but less efficient transport layer protocol
TLS: Safe and reliable transport layer protocol
DNS-SRV: A type of DNS record used to specify the server
address
NAT Display and configure NAT (Network Address Translator)
STUN: Simple traversal of UDP on NATS is the solution to all NAT
problems.
Note: By default, NAT is disabled.
VPN Preferred Device can send or receive command and media data via VPN port
if device enables the VPN.
Note: By default, VPN is enabled.
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