Obihai OBi110 Detailed Technical Specifications page 5

Network – Application Details / Data Networking – Continued ...
Network – Application Details
Data Networking
VoIP
Telephony
MAC Address (IEEE 802.3)
UDP (RFC 768)
TCP (RFC 793)
IP version 4 (RFC 791) – Static IP and DHCP Support
ICMP (RFC 792)
ARP - Address Resolution Protocol
RTP (RFC 1889, 1890)
RTCP (RFC 1889)
DHCP Client (RFC 2131)
DiffServ (RFC 2475) – Independently Configured: Service, SIP & Media
ToS (RFC 791, 1349) – Independently Configured: Service, SIP & Media
VLAN Tagging (802.1p) – Independently Configured: Service, SIP & Media
SNTP (RFC 2030) – Primary & Secondary NTP Servers
SIPv2 (RFC 3261, 3262, 3263, 3264)
SIP over UDP
SIP over TCP
SIP over TCP with TLS
2 SIP Service Provider Service Sessions – Concurrent Operation
1 OBiTALK Service Session
SIP Proxy Redundancy – Local or DNS Based SVR, Primary & Secondary Fallback List
Restrict Source IP Address
Fail-over to FXO on Primary and/or Secondary SP Reg Failure - Selectable
Maximum Number of Sessions – Independent per Service
Trunk Groups (4)
Voice Gateway – Direct Dialing (8)
G.711 A-Law
G.711 µ-Law
G.726 (40/32/24/16)
G.729a
Codec Pre-selection Code
Voice Processing per SIP Service – TX/RX Audio Gain, Echo Cancellation
Adjustable Audio Frames per Packet
Codec Name Assignment
Codec Profile per SIP SP (2) & OBiTALK Service
Dynamic Audio Payload
Packet Loss Concealment
Jitter Buffer (Adaptive)
STUN
ICE
SUBSCRIBE / NOTIFY Framework (RFC 3265)
NOTIFY Dialog, Line Status
SUBSCRIBE Message Summary
VoIP NAT Interworking
DATE Header Support
ALERT-INFO Header Support
Remote-Party-ID (RPID)
P-Asserted-Identity (PAID)
RTP Statistics in BYE Message
Media Loopback Support
Configurable Contact List (Inbound Call Routing)
Automatic Attendant (English) with Configurable Answer Delay
PIN Access Control to AA (Up to 4 PINs)
Recursive Digit Map for Call Routing (AA, Line, Phone, Voice Gateways, Trunk Groups)
AA Configurable Outbound Call Routing Rule
SIP Service Configurable Inbound Call Routing Rule (2)
Direct / Single-Stage Dialing (Route to Voice Gateway)
Fax Pass Through (G.711)
Modem Pass Through (G.711)
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