Zhone 1740 shdsl 用户指南
1740 SHDSL 2/4-Wire Router User’s Guide
Appendix A: Specifications
WAN Interface (One SHDSL port)
SHDSL
standard ITU-T
G991.2
SHDSL Line Interface
RJ45
Encoding scheme
TC-PAM
Line
rate
Per
ITU-T
G991.2
(SHDSL)
Data rate
N x 64 Kbps, N=1~36, per Channel
(2 channels)
Encapsulation
Multi-protocol over AAL5 Bridged
RFC 2684 (1483)
Multi-protocol over AAL5 Route
RFC 2684 (1483)
PPP
over
Ethernet
RFC
2516
PPP
over
AAL5
RFC
2364
ATM Attributes
VCs
16
AAL type
AAL5
ATM
service
class
UBR/CBR/VBR
ATM UNI support
UNI3.1/4.0
OAM
F4/F5
Management
Console
port
RS232/DB9
SNMP
Yes
TR-006
ADS
Line
MIB
Yes
Telnet
Yes
Web-based
management Yes
LED
Indicators
Power, LAN status, ADSL status
Local
Interface
(Four
Ethernet
ports)
Standard IEEE
802.3
10/100
Base-T
Transparent
bridge
and
learning
Yes
Routing functions
IP static route
Yes
RIP
and
RIPv2
Yes
IGMP Proxy
Yes
86 May 2005 1740-A2-GB20-20