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SIP dilivery methods and ROI


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SIP dilivery methods and ROI

  1. 1. Mark Bilton-Smith President SIP Session Initiation Protocol VoIP (SIP) Trunking – Quality Delivery Methods and ROI
  2. 2. SIP trunk is … A transport protocol offered by LEC - ILEC - CLEC - ITSP that connects a company's IP PBX – Hybrid PBX or ? to the existing telephone system infrastructure PSTN via a managed data service or Internet connection using the SIP VoIP standard.
  3. 3. Other VoIP protocols • Megaco (a.k.a. H.248) and MGCP both media gateway control protocols • Skinny Client Control Protocol proprietary protocol from Cisco • MiNET proprietary protocol from Mitel • CorNet-IP proprietary protocol from Siemens • IAX the Inter-Asterisk eXchange protocol used by the Asterisk open source PBX • Skype a proprietary protocol used in the Skype application • Jajah a proprietary peer-to-peer protocol used in the Jajah SIP and IAX compatible webphone • Jingle open peer-to-peer protocol based on XMPP (Jabber) and being harmonized with the Google “Google Talk” protocol.
  4. 4. SIP trunk bandwidth required… Great website to calculate your bandwidth requirements In order to achieve toll quality voice you provider must deliver uninterrupted Data at >150ms Latency >30ms Jitter <1% Packet loss for voice 0% for Fax
  5. 5. Delivery methods Bandwidth … Unmanaged Internet Least expensive and does not include Quality of Service and may not meet the requirements for Toll Quality Voice. Managed Data Service More expensive but provides Quality of Service and ensures the Toll quality voice your business relies on. Examples of Managed service Must be dedicated to the provider • Broadband or DSL • Data T-1 • Data DS-3 • MPLS • Metro Ethernet (Redundant) • Copper over Ethernet (Redundant) • Bonded Broadband (redundant) • Fiber
  6. 6. Delivery methods
  7. 7. Delivery methods
  8. 8. Delivery methods
  9. 9. Delivery methods
  10. 10. Delivery methods
  11. 11. The Gotcha’s • 911 • Unmanaged delivery (Internet) • Compression G.711 - G.729 • Gateways and IAD’s • Interopibility B2BUA - SIP Proxy - IAD • Firewalls (NAT traversal) B2BUA - SIP Proxy – IAD • Analog Fax and Modem ATA – T.38 • Redundancy PSTN – Dual data pipes
  12. 12. Pricing Models and ROI POTS vs. SIP trunks (Includes Taxes and surcharges) Pots $35.00 SIP Trunks $15.00 T-1 vs. EOC (3 year term – No taxes or surcharges) Data T-1 (1.544 mbps) $ 399.00 + EOC (3 x 2 mbps) $ 99.00 EOC (15 x 2 mbps) $ 199.00 EOC (25 x 2 mbps) $ 349.00 Enterprise EOC (8 mbps) $ 399.00 T-1 or PRI vs. Dynamic SIP PRI T-1 (3 year term – No taxes or surcharges) T-1 or PRI $ 499.00 + Dynamic $ 249.00 20 SIP Trunk Bundle $ 199.00 DID’s 15 cents each LD bundles is as low as 2.5 cents a minute Hosted IP Business telephones Hosted service per phone $24.95 (Includes SIP trunks, DID’s & features) *Beware of inflated DID costs and Local call pricing.
  13. 13. Questions SIP Mark Bilton-Smith President Session Initiation Protocol Thank you