MobiLink IP - VoIP-GSM Gateway

MobiLink IP - VoIP-GSM Gateway MobiLink IP - VoIP-GSM Gateway

TOPEX MobiLink IP is a GSM/UMTS small capacity gateway with VoIP interfaces. Its main functionality is to interconnect IP PBX or hibrid PBX with mobile networks. With TOPEX MobiLink IP you make significant savings on calls from IP to cellular networks and backwards.

GSM/UMTS gateway with VoIP interfaces

* Interconnection with IP-PBXs based on SIP

* Cost reduction and savings through LCR

* Advanced call-routing engine






  •  1 or 2 cellular modules Available in multiple configurations
  •  Least Cost Routing by: prefix
  •  Works with any IP-PBX or Softswitch based on SIP protocols (e.g. Topex multiSwitch, Topex IP-PBX, Asterisk™, Cisco Call-Manager™,etc),hybrid PBX with VoIP trunks
  •    DISA  capability
  •   Advanced Incoming and outgoing call routing
  •    SIP protocols supported
  •   Advanced SMS capabilities
  •   Send SMS from Web
  •   SMS to E-mail and E-mail to SMS
  •   Easy to use web based interface





  • 1 or 2 cellular modules 
  • Supports up to 2 cellular operators
  • Simple intergration with VoIP 
  • Least Cost Routing - ideal solution for cost reduction
  • Fast return investment
  • User friendly web based interface





  • Cinterion Siemens MC 55i

          EGSM 850 - power class 4 - 2W

          EGSM 900 - power class 4 - 2W

          GSM 1800 - power class 1 - 1W

          GSM 1900 - power class 1 - 1W

Technology Brief
Product Name TOPEX MobiLink IP
Product Category GSM & UMTS Gateways 
Technologies GSM, UMTS, PSTN, VoIP, 
Radio Frequencies

GSM 800/900/1800/1900 MHz

UMTS 850/ 1900/2100 MHz

VoIP Protocols

SIP (v.1, v.2), H.323 (v.2, V.4)



Fixed line substitution

Least Cost Routing  


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Technical specifications may contain typing errors, can be modified without any notice and doesnít represent a contractual obligation. Some of the functions/characteristics/specifications are optional. Before ordering a product we advise you to solicit actualised information about the products by contacting the Rohde & Schwarz Topex S.A. sales department.

Rohde & Schwarz Topex S.A. reserves the right to modify/update the information, especially the ones regarding the characteristics and prices any time, without prior notice. Taking into consideration the above, the presentation is not a contracting offer, the final price of the product would be defined after the client will choose the final configuration.

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