Sirius Telecom is the largest telecom provider of hosted soft switch partitions in the United States.
Switch Partitions are an efficient way for telecom companies to transfer large quantities of data through international data switching centers around the world without the overhead of owning the equipment and data centers. 
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for Sirius Switch Partitions
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Control Switch and I-Gate 4000 Pro
- VOIP to VOIP (SIP and H323 - All CODECS supported)
- TDM to VOIP (all variants)
- TDM to TDM (all international and domestic class IV variants)
- STM-1, OC-3, DS-3, T-1, E-1 to the backplane
- Partitionable routing to any granularity
 - International Gateway switches |
for Sirius Switch Partitions
- SS-7, T-1
- C-7, E-1
- ANSI ISDN
- ETSI ISDN
- R-1, R-2 and other legacy in-band signaling modes
- AS5400 HPX, AS5350, and AS5300
- VSX

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