Appendix C VIP-156/VIP-156PE/VIP-157/VIP-157S Specifications
Product
Model
Hardware
LAN
PC
FXS (for telephone set
connection)
FXO (PSTN connection)
Protocols and Standard
Standard
Voice codec
Fax support
Voice Standard
Protocols
Network and Configuration
Access Mode
Management
Dimension (W x D x H)
Operating Environment
Power Requirement
EMC/EMI
SIP Analog Telephone Adapter
VIP-156
VIP-156PE
1 x 10/100Mbps RJ-45 port (802.3af PoE for VIP-156PE)
1 x 10/100Mbps RJ-45 port
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SIP 2.0 (RFC3261)
G.711a/u, G.723.1 (6.3k/5.3k), G.726, G.729A, G.729B, GSM
T.38
Voice activity detection (VAD)
Comfort noise generation (CNG)
Acoustic echo canceller (AEC)
G.165: Line echo canceller (LEC)
Jitter Buffer
SIP 2.0 (RFC-3261), TCP//IP, UDP/RTP/RTCP, HTTP, ICMP, ARP, DNS,
DHCP, NTP/SNTP, PPP, PPPoE
Static IP, PPPoE, DHCP
Web, keypad
94 x 72 x 30 mm
0~40 degree C, 10~95% humidity
12V DC
CE, FCC Class B
VIP-157
1 x RJ-11
1 x RJ-11
VIP-157S
2 x RJ-11
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