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SHANG332 for Small / Medium business VOIP application

1.      Gerneral

For SME business, SHANG332 can be used to integrate old telephone network and change them into voip to save the telephone cost. Compare to install some ip telephone, company user need more design to obtain unique outlook, compatible to old system, best cost rate.

According to company’s situation, there are two kind of solution, one is with PBX, the other is no PBX.

2.      For the company without PBX

For those companies with direct PSTN line connection, the end user will get the following benefit from SHANG332:

ü        All long distance call or even the oversea call will be turned to voip. The cost will be saved very much.

ü        Internal call is free, especial for those call between different branch.

ü        For those lines such as local call, it will still over the pstn line to get more convienent.

ü        No need to add new telephone, easier to use both voip and pstn.

ü        All telephone numbers are kept. The old pstn telephone continues working.

ü        Meet 911 requests, under the circumstance that the power is lose or the internet network is breakdown, all call still from the original circuit, don't break off the usage of the telephone.

ü        User’s dial pattern keeps no change.

Reform method:

the company had our straight lines before reform, the telephone number is 010-88880002 ,010-88880001 ,010-88880003 and 010-88880004.

1. install one set SHANG332 equipments between the telephone and the PSTN outside line, a 4 fxs 4 fxo card modle, the outside line connects on the FXO ports, the telephone connects the FXS in equipments. 1st outside Line connect the 1st 　FXO port. 　the telephone connect the 1st FXS port, and so on.

2. Connect a net line from the WAN of the equipments, link the company IP network.

3、Regester 0001, 0002, 0003 and　 0004（free for internal call）

Configuration details:

FXS port IP information

configure the IP address and the Server parameter in the quick setup page.

At"port configuration" page, set the number of those pstn line　 88880001、88880002、88880003、88880004 ‘s voip number 8001、8002、8003、8004.

At"Routing direction" page, add 2 new lines, the number 8xx and number prefixed 0 will be routed to VOIP. the number 8xx is for internal call, number prefixed 0 is for long distance call.

2、FXO call out

In the “FXO advanced configuration” page, set its “working mode” to Dual mode. Enable “IP routing Fall back to PSTN”. Those number not prefixed 0 will be send from fxo directly.

with this solution, the end user’s dial usage was kept. And if IP network error, call can be routed to PSTN.

3.      For the company who has PBX

a)      Solution 1

For those company who has PBX, the end user will get the following benefit from SHANG332:

all long distance call or even the oversea call will be turned to voip. The cost will be saved very much.

Meet 911 requests, under the circumstance that the power is lose or the internet network is breakdown, all call still from the original circuit, don't break off the usage of the telephone.

User’s dial pattern keep no change.

No need to change the whole telephone system, but upgrade to VOIP. It is a economic way to improve.

Reform method:

This company has an reception number 010－82901131 with 2 lines connected to PBX directly. this PBX has 4 extensions which numbered 8001、8002、8003 and 8004.

install one set SHANG332 equipments between the telephone and the PSTN outside line, the outside line connects on the FXO ports, the PBX connects the FXS in equipments. Connect a net line from the WAN of the equipments, link the company IP network.

The configuration details is similar to the before.

b)      Solution 2

　Reform method:

This company has an reception number 010－82901131 with 2 lines connected to PBX directly. this PBX has 4 extensions which numbered 8001、8002、8003 and 8004. Dial pattern: 0 for outboundry call, 8 for internal call. After reform, add a new router. 9 for voip ,

install one set SHANG332 equipments between the PBX and the extensions telephones. It use dual mode. the telephone connects on the FXS ports, the PBX connects the FXO in equipments. Connect a net line from the WAN of the equipments, link the company IP network.

The configuration details of SHANG332 is similar to the before.