ASCOM Ascotel 2025, Системное руководство

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ascom Ascotel 2025/2045/2065
1.26 Networking the Systems HBT_20321104_01/B0_en
– Overflow If the chosen line of a
®
PINX is not available due to overloading or
due to a defect, the connection pending is set up via an alternative
path determined by the configuration.
PISN Private Integrated Services
Network Private network based on the ISDN standard in which all the con-
nected subscribers can communicate with one another as internal
subscribers. This applies to both voice traffic and to ISDN-based
data traffic.
– PISN subscriber • Subscriber in a different
®
node of a private network
• Category in the internal numbering plan used to replicate the
subscribers in the private network
PINX Private Integrated Services
Network eXchange
®
node of a
®
PISN, usually a PINX is an ISDN PBX.
PNP Private Numbering Plan • Internal numbering plan of a PBX or PINX
• Service offered by the network provider. Essentially a virtual
counterpart to a PBX numbering plan. Most important compo-
nent of a
®
virtual PBX.
• Parameter value of parameter
®
NPI
– Private leased-line network Private network implemented using dedicated lines. In the system
configuration we need to differentiate between the private leased-
line network and the public network.
QSIG /
PSS1 QSIG / PSS1 protocol ECMA-standardized signalling protocol used for networking sev-
eral
®
PINXs. Now standardized worldwide
(ISO / IEC) under the name PSS1 (Private Signalling System 1)
• Parameter value of the "Protocol" trunk group parameter. The
system supports two versions of the QSIG / PSS1 protocol: QSIG
(ETSI, 2nd edition) and QSIG / PSS1 ISO.
TON Type of
number Parameter used for classifying a call number: Parameter values, if
the call number corresponds to a NPI = E.164: unknown / sub-
scriber / national / international. Parameter values, if the call
number corresponds to a NPI = PNP: unknown / level 0 / level 1 /
level 2
– Transit PINX A PINX acts as a transit PINX for the duration of a connection if it
routes that connection from one PINX to another PINX.
– Source PINX A PINX acts as a source PINX for the duration of a connection if the
connection was set up by one of its subscribers.
– Virtual PBX Network provider offer which comprises a
®
PNP and various ISDN
supplementary services. Also known under the name
®
Centrex.
With a virtual PBX the network provider is able to offer his custom-
ers the functionality of a PBX.
– Destination PINX A PINX acts as a destination PINX for the duration of a connection
if the connection’s destination subscriber is one of its subscribers.
Abbr. Term Explanation