2N VoiceBlue MAX User Manual page 44

Codecpriority
preferential speech codec setting:
IP addresses
SIP Proxy (IP–>GSM)
MAX
SIP Proxy (GSM–>IP) – IP address of the SIP Proxy to which 2N
MAX
SIP registrar – IP address of the SIP registration server.
NAT firewall – IP address for the NAT firewall.
STUN server – IP address of the STUN (Simple Traversal of UDP through NATs
(Network Address Translation)) server for obtaining the public IP address under
which
fill in this field if
from the Internet using the NAT or firewall. The default port for sending requests
to STUN is 3478.
Next STUN request (60–6553, 0=off) [s] – used for refreshing information on the
public IP address of
the frequency of queries sent to the STUN server.
Tones generated to VoIP
Ring tone to VoIP – generate a ringing tone of your own, or transmit a real
ringing tone from the GSM/UMTS networks.
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2N TELEKOMUNIKACE a.s., www.2n.cz
Priority 1
Priority 2
Priority 3
– IP address of the SIP Proxy from which
awaits the GSM outgoing call requirements.
Tip
In case you keep the default values (0.0.0.0), 2N
MAX will receive requests from any IP address.
turns in the case of a GSM incoming call.
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2N VoiceBlue MAX
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2N VoiceBlue
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2N VoiceBlue
Note
In case the GSM gateway is located behind the NAT, make sure
that the NAT router routing settings for the appropriate ports
(SIP, RTP, STUN) are made. The integrated firewalls may affect
VoIP calls too!
Tip
Should there occur call errors (one–way audibility, connection
errors, e.g.), check the settings of all active elements on the
VoIP call route. To detect the problems quickly, you can test the
Point–to–Point connection with a software IP phone (SJ phone,
e.g.) in your PC and use tracing by means of a network analyser
(WireShark – www.wireshark.org
Refer to Subs. 4.2
MAX .
operates in the Internet network. You are advised to
MAX operates in a private network separated
MAX . By editing this item you can configure
e.g.) at the same time.
for easy tracing through
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2N VoiceBlue
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VoiceBlue
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VoiceBlue
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2N VoiceBlue
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