B-FORCE service

Call info

For those who highly appreciate safety

B-FORCE service offers confidential communications via the protected communication channels to its subscribers

Data encryption
A robust cryptographic algorithm is used to protect all data being transmitted in the «point-point» mode

User interface

For business, corporate communications

Create and manage own group of subscribers, add new users and edit already existing ones.

Virtual domain
Take a dedicated virtual server on lease, use of the service requires user charge.

B-FORCE service

Equipment for personal service

Purchase of equipment and software for creation of a personal B-FORCE service.

Industrial server with the DNLinux operation system and B-FORCE PBX software installed.

Equipment and specifications

B-FORCE service equipment

Server B-FORCE

Platform:
SuperServer 6017B-URF
CPU:
2 x Intel Xeon E5-2640
Memory:
32 GB
HDD:
2 Tb RAID
Network:
2 x 100/1000 Mb
OS:
DNLinux

B-FORCE PBX software

sipproxyd:
Registration server (registrar), proxy server, STUN server, media proxy, presence server (presence).
msrpd:
File transfer server (MSRP Relay). It realizes the MSRP protocol.
pbx-fcgid:
Administration web-interface, client settings storage server (online provisioning). Interacts with a web-server (nginx) by the FastCGI protocol.

Main specifications of B-FORCE PBX

Protocols

Data transmission:
SIP
Media data transmission:
RTP and RTCP
File transfer:
MSRP

Safety

Data protection:
TLS, SIPS and OTR
Media data protection:
SRTP
Keying:
ZRTP and SDES
NAT support:
STUN

Encryption

Encryption of media data:
AES-128, AES-192, AES-256, TwoFish-128, TwoFish-256, GOST 28147-89, GOST R 34.12-2015
Authentications of media data:
HMAC-SHA-1 32 bit, HMAC-SHA-1 80 bit, GOST 28147-89 message authentication code
ZRTP keying:
Diffie-Hellman 2048 bit, Diffie-Hellman 3072 bit, ECDH 256 bit, ECDH 384 bit
Method of protection against MITM:
Short 4-character string (SAS)

Codecs

Audio:
G.711, G.722, G.723, G.729, GSM 06.10, Speex, Opus
Video:
H.264

Noninclusive list RFC

SIP protocol:
RFC 3261, RFC 3263, RFC 3264, RFC 3840, RFC 6026, RFC 6141, RFC 6227, RFC 6665
SIP extension:
RFC 3262, RFC 3311, RFC 3327, RFC 3428, RFC 3515, RFC 3581, RFC 3891, RFC 3903, RFC 4028, RFC 5626, RFC 5627
RTP protocol:
RFC 3550, RFC 3551, RFC 4733, RFC 6184
Encryption:
RFC 3711, RFC 4568, RFC 5630, RFC 6188, RFC 6189, RFC 5246
Other protocols:
RFC 3994, RFC 3856, 3863, 4480, RFC 4566, RFC 4975, RFC 4976, RFC 5389, RFC 3489, RFC 5547