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Back to Table of Contents
Back to SBC Product Specifications
This page includes
SIP and H.323 performance, registration and capacity metrics.
| Caption |
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| 0 | Table |
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| 1 | Pass-Through without sRTP |
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| 3 | Pass-Through without sRTP |
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Codec | Packet Size |
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10 ms | 20 ms | 30 ms | 40 ms |
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G.711 | 75,000 | 99,000 | 112,000 | 119,000 | G.726 | 85,000 | 150,000 | 150,000 | 150,000 | G.729 | 85,000 | 150,000 | 150,000 | 150,000 | G.722 | 75,000 | 99,000 | 112,000 | 119,000 | AMR (12.2k) -BWE |
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| Caption |
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| 0 | Table |
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| 1 | Pass-Through with sRTP |
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| 3 | Pass-Through with sRTP |
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Codec | Packet Size |
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10 ms | 20 ms | 40 ms |
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G.711 | 60,000 | 90,000 | 110,000 | G.729 | 65,000 | 120,000 | 150,000 |
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| Caption |
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| 0 | Table |
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| 1 | H.323 Performance Metrics |
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| 3 | H.323 Performance Metrics |
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Specification | Category | Limit |
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| H.323 |
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| call set-up | Call set-up rate | 300 cps | | Call latency | 50 ms @ 300 cps | | Fast Start or Tunneled H.245 |
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| calls | SIP-H.323 or GW-H.323 | 32,000 | | H.323-H.323 | 16,000 | | Separate H.245 |
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| calls | SIP-H.323 or GW-H.323 | 16,000 |
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| Caption |
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| 0 | Table |
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| 1 | Maximum Initial (challenged) REGISTER Rate with Background Load (SIP calls/second) |
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| 3 | Maximum Initial (challenged) REGISTER Rate with Background Load (SIP calls/second) |
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| Initial SIP
Registration/Sec | Number of
Subscribers | Interval of Refresh
REGISTER (Seconds) |
SIP Calls/Sec
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UDP | 1,500 | 450,000 | 30 | 250 |
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2,500 | 600,000 | 60 | 350 | TCP | 2,000 | 850,000 | 300 | 500 |
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TLS | 1,500 | 750,000 | 300 | 420 |
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| Caption |
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| 0 | Table |
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| 1 | SIP Session and Registration Capacity Limits |
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| 3 | SIP Session and Registration Capacity Limits |
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Sessions
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SIP Calls/Sec
| Call Hold
(seconds) | Interval of Refresh
REGISTER ( |
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seconds) |
Subscribers
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Non-TLS |
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peering | 108,000 | 1,200 | 90 |
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UDP | 60,000 | 700 | 90 | 60 | 600,000 |
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45,000 | 500 | 90 | 30 | 450,000 | TCP | 85,000 | 950 | 90 | 300 | 850,000 |
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| Include Page |
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| TCP_Buffer_Size_64KB_Limitation |
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| TCP_Buffer_Size_64KB_Limitation |
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| Caption |
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| 0 | Table |
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| 1 | Video Calls Metrics |
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| 3 | Video Calls Metrics |
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| Limit |
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SIP-SIP conference sessions (media anchored) consisting of five streams: audio, main video, content share video, far end camera control (FECC), and floor control (BFCP).
| 25,000 | | SIP-SIP conference sessions |
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| with direct media | 25,000 | | SIP-SIP conference sessions |
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| 550 cps | | H.323-H.323 video sessions (media anchored) comprising up to two media streams (one audio, one video) | 16,000 | | H.323-H.323 video sessions |
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| Caption |
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| 0 | Table |
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| 1 | SUBSCRIBE/NOTIFY Benchmark for SBC 7000 (with |
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| ERE) | | 3 | SUBSCRIBE/NOTIFY Benchmark for SBC 7000 (with |
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Scenario | SUBSCRIBE | REGISTER | Calls | SUBSCRIBEs/Sec | REGISTRATIONs/Sec | Calls/Sec |
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SUBSCRIBE From Unregistered user |
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6,000,000 | | | 1,000 | | | SUBSCRIBE with |
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million Registrations (Calls from Registered user) |
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1,500 | 1,000 | SUBSCRIBE with 1.2 million Registrations (subscribe from registered user) |
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