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Table 1 lists the standards that the unified gateway complies with.
Table 1 Standard compliance
Protocol/Technology |
Standard |
PRA |
YDN 034-1997 ISDN User-Network Interface Specification, ITU-T G.962, ITU-T I.431, ITU-T Q.921 and ITU-T Q.931 |
QSIG |
ITU-T G.962, ITU-T I.431, ITU-T Q.921, ECMA-142, ECMA-143, ECMA-148, ECMA-157, ECMA-163, ECMA-164, ECMA-165, ECMA-173, ECMA-174, ECMA-185, ECMA-186, ECMA-241 and ECMA-242 |
SIP |
RFC 3261-3263, RFC 3265, RFC 2976, RFC 3311, RFC 3420, RFC 3515, and RFC 3842 |
SDP |
RFC 2327-1998 and RFC 3264 |
T.30 |
ITU-T T.30 (07/2003) |
T.38 |
ITU-T T.38 |
Echo Cancel |
ITU-T G.165 and ITU-T G.168 |
EMC |
X1911, X1960, X1981: ϒ⁄EN 55022: 2006 + A1: 2007 ϒ⁄CISPR 22: 2006 ϒ⁄EN 55024: 1998 + A1: 2001 + A2: 2003 ϒ⁄CISPR 24: 1997 + A1: 2001 + A2: 2002 ϒ⁄ETSI EN 300 386 V1.4.1: 2008 ϒ⁄VCCI V-3: 2009 ϒ⁄ICES-003: 2004 ϒ⁄AS/NZS CISPR 22: 2006 ϒ⁄IEC 61000-6-2: 2005/ EN 61000-6-2: 2005 ϒ⁄IEC 61000-6-4: 2006/ EN 61000-6-4: 2007 |
Security |
X1911, X1960, X1981: ϒ⁄IEC 60950 ϒ⁄UL 60950 ϒ⁄EN 60950 ϒ⁄AS/NZS 60950 |
DTMF |
ϒ⁄DTMF detection and reporting complies with ITU-T Q.23 and ITU-T Q.24. The information reported includes the DTMF number, signal strength, and signal duration. ϒ⁄Support DTMF transmission using RTP. ϒ⁄Support RFC 2833. |
Voice QoS |
ϒ⁄In compliance with IEEE 802.1P/Q ϒ⁄TOS: priorities 07, service types 04 ϒ⁄DSCP: priorities 063 |
RTP media stream encryption (SRTP) |
Encryption algorithm: AES 128 |
TCP/IP |
ϒ⁄Support IPv4. X1981/X1960/X1911 supports intra-office phone calls only in IPv6 (excluding IPSec) scenarios, but does not support coexistence of IPv4 and IPv6. |
Parent Topic: Technical Specifications