مقایسه ویژگی گیتوی های شرکت نیوراک


	NetGen	NetGen	Grandstream	Grandstream
Features	MX8	MX60	GXW40	GXW42
FXS	0-8	0-48	4\8\24	16\24\32\48
FXO	0-8	0-48	0	0
Ethernet	1	2	2	2
Fax
T.38	Yes	Yes	Yes	Yes
T.38 version 3 with V.34	Yes	Yes	No	No
Smart FoIP	Yes	Yes	No	No
Solves late-T.38 reInvite problems	Yes	Yes	No	No
Solves PCM clock-sync problems	Yes	Yes	No	No
SIP
SIP trunk	Yes	Yes	Yes	Yes
Backup proxies	10	10	yes	yes
Load Balancing registration	Yes	Yes	No	No
IAD Support
MGCP	yes	yes	no	no

Flexible Routing Rules	Yes	Yes	No	No
Voice
G.711 & G.729	Yes	Yes	Yes	Yes
G.726	No	No	No	No
G.723.1	Yes	Yes	Yes	Yes
G.168 LEC	Yes	Yes	Yes	Yes
DTMF relay	Yes	Yes	Yes	Yes
Call Control
Caller ID on call waiting	Yes	Yes	Yes	Yes
Call pick up	Yes	Yes	no	no
Music on hold	Yes	Yes	no	no
Color ring back tone	Yes	Yes	no	no
Speed dialing	Yes	Yes	no	no
Calling- and called-number based routing	Yes	Yes	no	no
System Management
SNMP	Yes	Yes	no	no