Вопрос: Сравнительная характеристика шлюзов

Ответ: 

Brand                              
D-Link
Model Name
DVG-2101S
DVG-7111S
DVA-G3672B
DVA-G3770B
DVG-5402SP
DVG-G5402SP
DVG-5004S
DVG-6004S
DVG-7022S
DVG-5008S
DVG-6008S
DVG-7044S
DVG-7062S
DVG-4088S
DVG-2016S
DVG-3016S
DVG-4032S
DVG-2032S 
DVG-3032S
Product Image
                                     
Physical Features
FXS Port
1
1
2
2
2
2
4
No
2
8
No
4
6
8
16
 No 16
32 (16+16 Module)
No
FXO Port
No
1
1 (Lifeline)
1 (Lifeline)
1 (Lifeline)
1 (Lifeline)
No
4
2
No
8
4
2
8
No
16
16
No
32
ADSL Port
No
No
1
1
No 
No 
No 
No 
No 
No 
No 
No 
No 
No 
No 
No 
No 
No 
No 
Wi-Fi Module
No
No
Yes
Yes
No 
Yes 
No 
No 
No 
No 
No 
No 
No 
No 
No 
No 
No 
No 
No 
WAN Port
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
LAN Port
 No  1  4  4  4  4  4  4  4  4  4  4  4 4
4
4
4
4
4
USB-Port (to printer)
 No  No 1  1  No  No  No  No  No  No  No  No  No No 
No 
No 
No 
No 
No 
Diagnostic LEDs
Yes
Yes 
Yes 
Yes 
Yes 
Yes 
Yes 
Yes 
Yes 
Yes 
Yes 
Yes 
Yes 
Yes 
Yes 
Yes 
Yes 
Yes 
Yes 
Battery
 No No
No
optional  No  No No
 No No
 No No
 No No
 No No
No
No
No
No
Smart Card Holder
 No  No  No Yes  No No
 No No
 No No
 No No
 No No
 No  No  No  No  No
External Power Adapter
 Yes Yes 
Yes 
Yes 
Yes Yes Yes Yes Yes 
Yes 
Yes 
Yes 
Yes 
Yes 
Yes 
Yes 
Yes 
Yes 
Yes 
Technical Features
Call Control
SIP
SIP 
SIP (RFC 3261)
SIP (RFC 3261)
SIP 
SIP 
SIP 
SIP 
SIP 
SIP 
SIP 
SIP 
SIP 
SIP 
SIP 
SIP 
SIP 
SIP 
SIP 
CODEC (Major Codecs)
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Echo Cancellation
 Yes  Yes  Yes  Yes  Yes  Yes  Yes Yes Yes Yes
Yes Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
T.30 fax pass-through (G.711)
 Yes  Yes  Yes  Yes  Yes  Yes  Yes  Yes Yes Yes
Yes Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
T.38 fax relay 
 Yes  Yes  Yes  Yes  Yes  Yes  Yes  Yes Yes Yes
Yes Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Quality of Service - TOS
 Yes  Yes  Yes  Yes  Yes  Yes  Yes  Yes Yes Yes
Yes Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
VAD - Voice Activity Detection 
 Yes  Yes  Yes  Yes  Yes  Yes  Yes  Yes Yes Yes
Yes Yes
Yes
Yes
Yes Yes
Yes
Yes
Yes
Data Networking
DHCP Client 
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Static IP address
Yes
Yes Yes Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Built-in NAT firewall
 Yes Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes Yes
DHCP Server 
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
PPoE Client 
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Group hunting
 No No
No
No
No
No
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
DDNS Client
Yes
Yes Yes Yes
Yes
Yes Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
NAT Traversal
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes Yes
Remote Configuration and Management
Web-interface
Yes
 Yes Yes
Yes Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Telnet
 Yes Yes
 Yes Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Class-5 Functions
Call Hold
Yes
Yes
Yes
 Yes Yes
Yes
Yes
Yes
 Yes Yes
 Yes Yes
 Yes Yes
 Yes Yes
 Yes Yes
 Yes
Call Waiting
Yes
 Yes Yes
 Yes  Yes Yes Yes
Yes
 Yes Yes
 Yes Yes
 Yes Yes  Yes Yes
 Yes Yes
 Yes
Call Transfer 
Yes
Yes
Yes
 Yes Yes Yes Yes
Yes
 Yes Yes  Yes Yes  Yes Yes
 Yes Yes
 Yes Yes
 Yes
3Way Conference
Yes
Yes
Yes
 Yes Yes Yes
Yes Yes
 Yes  Yes  Yes Yes
 Yes Yes  Yes Yes
 Yes Yes
 Yes
Automatic Redial
Yes
Yes
Yes
 Yes Yes Yes Yes
Yes
 Yes Yes
 Yes Yes
 Yes Yes
 Yes Yes
 Yes Yes
 Yes
Call Pick Up
Yes
Yes
Yes
 Yes  Yes Yes Yes
Yes
 Yes Yes  Yes Yes
 Yes Yes
 Yes Yes  Yes Yes
 Yes
Call Forwarding 
Yes
Yes
Yes
Yes
 Yes Yes
Yes
Yes Yes
 Yes Yes
 Yes Yes
Yes
Yes
Yes Yes
Yes
Yes
Forms-factors
Dimensions
90 x 82 x 31 mm
135 x 96 x 40 mm
217.5 x 146.5 x 32 mm
217.5 x 146.5 x 32 mm
193 x 118 x 31 mm
193 x 118 x 31 mm
202 x 172 x 35 mm
202 x 172 x 35 mm
203 x 172 x 35 mm
302 x 179 x 45 mm
303 x 179 x 45 mm
303 x 179 x 45 mm
303 x 179 x 45 mm
19” 1U Rock mot size
19” 1U Rock mot size
19” 1U Rock mot size
19” 1U Rock mot size
19” 1U Rock mot size
19” 1U Rock mot size