Advantages of SIP
- Cost effective: can purchase in increments of 1 vs. PRI/24
- Opportunity to extend real-time communications beyond LAN
- Specific QOS measures to ensure better voice quality
- Immediate PSTN connecting redirect
- Is as reliable as traditional PSTN circuits
- Make calls nationally/globally at a static rate
- Redundancy with multiple service providers and links
- Connect unlike telephone systems to a multi-site business
- Less expensive with native connections to telephone system as no gateways or line cards are needed
- Optimize your data pipe to accommodate voice and data from the PTSN
- Add trunk capacity quickly vs. PRI which can take up to 30-90 days for provisioning
