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C520 C620 M100 M200 M500

Web User Interface

ModelWeb User Interface

C520
C620
M100
M200

System → SIP Account Management → Account x → NAT Traversal → Enable STUN
M500System → SIP Account Management → Account x → Signaling → NAT Traversal → Enable STUN

Phone User Interface

N/A

Text Configuration

sip_account.x.nat_traversal_stun_enable = VALIDVALUE

XML Configuration (C520, C620, M100, M200 only)

<sip_account>

<idx id="x">

<nat_traversal_stun_enable>VALIDVALUE</nat_traversal_stun_enable>

</idx>

</sip_account>

Description

Enables or disables STUN (Simple Traversal of UDP through NATs) for account x. STUN enables clients, each behind a firewall, to establish calls via a service provider hosted outside of either local network.

Valid Values

0 (disabled), 1 (enabled)

Default Value

0