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The following table lists selected SBC Core key features, and their availability in this release by product.

Features in this table are not supported in all platforms/environments. 


 This is not a comprehensive list of features. For a more inclusive and detailed listing of features, refer to the Feature Guides.


(tick) = Supported
(error) = Not supported

Table : Feature Availability

  Hardware-Based Platforms Software-Based Platforms Comments 


SBC 51x0 / 52x0 / 5400

SBC 7000



SBC SWe (Cloud)
Integrated SBC in OpenStack


IP-Related Features

Link Detection:

Refer to SBC Core Redundancy for details.
Physical link detection (tick) (tick) (tick) (error) (error) NOTE: Physical link detection is supported only on Direct I/O Packet Interfaces on the SBC SWe.
ARP Probing (error) (tick) (tick) (tick) (tick)  

Standby packet port support

(error) (tick) (error) (error) (See note 2 below) Refer to SBC Core Redundancy for details.
Geographical Redundancy (GRHA) (tick) (tick) (tick) (error) (error)

Refer to SBC Core Redundancy details.

N:1 Redundancy (error) (error) (error) (error)


S-SBC: 4+1

M-SBC: 4+1

Refer to Distributed SBC N:1 Redundancy Architecture for details.
EVRC-B Codecs (tick) (tick) (tick) (tick) Pass-through  
H.323 Support (tick) (tick) (tick) (error) (error) gap for cloud
SR-IOV N/A N/A (tick) (tick) (tick)  
Direct I/O Support N/A N/A (tick) N/A N/A  
DHCP Support (error) (error) (error) (tick) (tick)  
NIC Teaming (error) (error) (tick)

Note: Not in KVM
(error) (error)  
SIP over SCTP (tick) (tick) (tick) (error) (error)  
SRTP (tick) (tick) (tick) (tick) (error)  
Media-Related Features
Fax transcoded calls (tick) (tick) (tick) (tick) (error) Refer to Fax Over IP
  • G.711–T.38 (V0)
(tick) (tick) (tick) (tick) (error)
  • G.711–T.38 (V3)
(tick) (tick) (error) (error) (error)
  • T.38 (V0)–T.38 (V0)
(tick) (tick) (tick) (tick) (error)
Fax/Modem Fallback (tick) (tick) (tick) (error) (error)
UC (Video, BFCP, Content Share) (tick) (tick) (tick) (tick) (error)  
GPU Transcoding (error) (error)

(error) (for VMware)

(tick) (for KVM)

(tick) (tick)  
Opus Transcoding Not available for 5100/5200          


1Full support for VMware to come in Release 8.1.

2Supported for four packet port configuration only. Not supported for any other packet port configuration.