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Articles in the case-studies category.


Case Study 14: Robert Walters

Denphone provided a 200 seat Mitel solution for Robert WaltersDenphone provided a 200 seat Mitel solution for Robert WaltersObjective:

To implement a Mitel VoIP phone system to replace their previous analog PBX in Tokyo.
+ 2x KVH PRI trunk connection to the Japan PSTN
+ 200 Mitel IP phones for staff based in Tokyo...

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Case Study 13: NEC-SCHOTT

Denphone provided a 200 seat Ericsson IP phone solution for NEC-SCHOTTObjective:

To implement an Ericsson VoIP phone system to replace their old analog PBX in Shiga prefecture.
+ 2x INS1500 PRI trunk connection to the Japan PSTN
+ 200 Ericsson IP phones for staff based in factory and office
+ 2 PRI port Voxstream J1-E1 gateway...

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Case Study 12: United Nations University

Denphone installed a three server load-balanced Asterisk based PBX system in the UNU Tokyo campus officeDenphone installed a three server load-balanced Asterisk based PBX system in the UNU Tokyo campus officeObjective:

To implement a VoIP capable phone system to replace their old expensive analog PBX in Tokyo.
+ INS1500 PRI trunk connection to the Japan PSTN
+ INS64 BRI ISDN backup connection to the Japan PSTN
+ 220 Cisco IP phones for staff based in Tokyo
+ 24 port Audiocode analog gateway...

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Case Study 11: Nortel

Denphone connected an Asterisk system to a large data centre based Nortel phone switch located in TokyoObjective:

To connect an Asterisk system to a large data centre based Nortel phone switch located in Tokyo.
+ INS1500 PRI connection to a large phone switch...

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Case Study 9: European Cellphone manufacturer

Denphone implemented a 150 phone managed VoIP PBX solution in Tokyo Objective:

To roll-out a 150 phone managed VoIP PBX solution in Tokyo.
+ INS1500 PRI connection to the Japan PSTN
+ IP connection to a second office in Tokyo...

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