Siemens Gigaset A580IP Manual page 180

MRU
Maximum Receive Unit
Defines the maximum user data volume within a data packet.
MTU
Maximum Transmission Unit
Defines the maximum length of a data packet that can be carried over the network
at a time.
Music on hold
Music that is played while you are on a
participant hears music while on hold.
N
NAT
Network Address Translation
Method for converting (private)
NAT enables the IP addresses of
LAN to be concealed behind a shared IP address for the
VoIP telephones behind a NAT router cannot be reached by VoIP servers (on
account of the private IP address). To "get around" NAT, it is possible to use (alter-
nately) ALG
use an Outbound
If an outbound proxy is made available you must allow for this in the VoIP settings
for your phone.
Network Group of devices. Devices can be connected in either wired or wireless mode.
Networks can also differ in range and structure:
u
Range: local networks (LAN) or wide-area networks (WAN)
u
Structure:
Network subscriber
Devices and PCs that are connected to each other in a network, e.g. servers, PCs and
phones.
O
Outbound proxy
Alternate NAT control mechanism to STUN and ALG.
Outbound proxies are implemented by the VoIP provider in firewall/NAT environ-
ments as an alternate to
wall.
Outbound proxy and STUN servers should not be used simultaneously.
£
STUN
in the router, STUN
proxy.
Infrastructure network
SIP proxy
and NAT.
Consultation call
IP addresses to one or more (public) IP addresses.
Network subscribers
in the VoIP telephone, or for the VoIP provider to
or ad-hoc network
server. They control data traffic through the fire-
Glossary
or Toggling. The waiting
(e.g. VoIP telephones) in a
Router on the Internet.
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