Lcr Table - 2N VoiceBlue Next User Manual

LCR Table

The LCR (Least Cost Routing) table is the key telephone cost cutting factor. It helps
you select call routes according to the called subscriber's number and the day time and
weekdays. By adding bank holidays to the LCR table you achieve even higher call cost
savings.
To make your prefix and LCR routing work properly, enter the prefix and the total
count of digits for the number to be dialled to a GSM/UMTS network in the List of
networks
the defined group has been inserted in the GSM gateway. Use the Assignment to
GSM groups
Whenever a call is to be set up, the LCR table is searched sequentially from top to
bottom. If the called destination prefix matches the network prefix included in the List
of networks
routed according to the routing group parameters (
the GSM outgoing groups
assigned to the
If the selected GSM/UMTS module is busy, the call is routed according to the next
routing rule in the
GSM outgoing group is assigned to a GSM module in the Assignment to GSM groups
table.
The LCR row is checked in this way until a free GSM/UMTS module is found. If no
available GSM/UMTS module (
Routing Algorithm for Outgoing Calls
The GSM/UMTS outgoing call routing algorithm is launched whenever the SIP Proxy
routes an outgoing call to
VoiceBlue Next
The calling subscriber dials the subscriber number and the SIP Proxy routes it to
2N
The number prefix is checked against the prefixes in the
in the ascending sequence, i.e. table 1 is searched first, followed by table 2 and
so on.
When a matching prefix is found in a
valid row. Again, the LCR is searched upwardly, starting from the first row.
If a
the call time is checked against the routing rule. If no match is found, the next
LCR row is checked.
If the
routed to the module selected in the
according to the first routing rule included in the
GSM outgoing groups
Moreover, call duration limiting timer can be selected for the outgoing call.
If the selected GSM/UMTS module is occupied or has a low credit, the algorithm
returns to the preceding step but considers the next
first one. If no record is found in this section, the next LCR row is used.
If the selected GSM/UMTS module is available and has a sufficient credit, the
GSM gateway will start dialling the GSM number.
If the calling subscriber number has an unknown prefix or all routes are
®
2N TELEKOMUNIKACE a.s., www.2n.cz
. Furthermore, make sure that the SIM card of the provider consistent with
table to assign outgoing and incoming calls to groups.
table (and designated as
table. The call will be connected via the GSM module as
GSM outgoing group
Groups as defined by the
GSM outgoing groups
2N
as follows:
®
VoiceBlue Next depending on the SIP Proxy settings.
List of networks number matches a valid number on the respective row,
List of networks
Network number
in the Assignment to GSM groups
GSM outgoing groups
®
VoiceBlue Next . Outgoing calls are routed via
List of networks
number and call time meet the routing rules, the call is
Assignment to GSM groups
table.
in the LCR table), the call is
Groups in the LCR table) as set in
table. Again, the
) is found, the call is rejected.
List of networks
, the LCR is checked for a
Groups section and given in the
Groups row instead of the
table.
®
2N
tables
table
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