Clock Synchronization/Recovery
■
ADTRAN Differential and Adaptive timing methods
■
Synchronous Ethernet defined by ITU-T G.8261/8262
■
Precision Timing Protocol defined by IEEE 1588v2
(future software)
Facilities Protection
■
Ethernet Ring Protection Switching (ERPS)
ITU-T G.8032
o
50ms failover
o
Optional optical bypass (P/N TBD) to eliminate
failover in event of equipment failure, or customer
location power failure (future)
o
1 or 2.5 Gbps unblocked ring capacity
■
Link Aggregation Control Protocol (LACP)
IEEE 802.1AX (future)
o
Link Aggregation Group (LAG) support is
not currently planned
Regulatory Agency Approvals
■
FCC Part 15 Class A
■
FCC Part 68
■
UL 60950, CAN/CSA C22.2 No. 60950
■
EN 60950, IEC 60950, AS 3260/ AS NZS60950
■
NEBS Level 3
■
RoHS 2002/95/EC
■
ITU-T K21:2000 Basic
Device Management
■
Common operational model (i.e. FCAPS) used for
every Ethernet access method
■
Local management via DB-9 RS232 or via a 10/100/1000
copper port
■
Integrated OMCI management for GPON connectivity
compliant with G.984.4 and BBF WT-167
■
Telnet via an IP-based connection
o
Inband management on any VLAN from 2 to 4094
o
Secure Shell (SSH) via any secure
client/server application (future software)
■
Total Access EMS, element management system
o
SNMPv1/2, SNMPv3 (future software)
o
TL1 or XML (future) gateway
■
The unit can be managed by and report to up
to 16 different users simultaneously
o
Accounts of existing and new users can be
defined/changed remotely, using a dedicated
RADIUS or TACACS+ server.
o
The current date and time can be retrieved from a
centralized location by synchronizing with an NTP
(Network Timing Protocol) server
o
Software upgrades and configuration files can be
downloaded/uploaded to/from NTE via SFTP, FTP,
X-modem, and Y-modem
Expansion Modules Supported
Along with its robust Ethernet services support
this network device can simultaneously support
the delivery of up to 16 DS1/E1 services drops to
the customer using Circuit Emulation Services
Expansion Module (CES EM).
8-port DS1/E1 Circuit Emulation Service
Expansion Module
■
CESoPSN per ITU Y.1453, RFC 5086/
IETF pwe3-cesopsn
■
SAToP per ITU Y.1453, RFC 4553
■
MEF8/18 compliant CESoETH service
delivery (future software)
■
8W maximum power consumption
■
ITU-T K21:2000 basic
DSX-1 Interfaces
o
Connectors: 8x RJ-48
o
Line rate: 1.544 Mbps
o
Line build out: 0 to 655 ft
o
Line code: AMI, B8ZS
o
Framing: ESF, D4, Unframed
o
Compliance: ITU G.703, G.704
E1 Interfaces
o
Connectors: 8xRJ-48 (120 Ω Balanced)
o
Line rate: 2.048 Mbps
o
Line build out: 0 to 655 feet
o
Line code: HDB3 or AMI
o
Framing: CAS, CCS, Unframed
o
Compliance: ITU G.703, G.704
■
Jitter Buffer: Programmable up to 20 milliseconds
■
Automatic Jitter Buffer Adjustment: Optimizes jitter
buffer settings based on observed packet jitter in
delivery network
The NetVanta 8044M T1/E1 Circuit Emulation Service Expansion Module
can be used to deliver clock sync services via adaptive clock recovery
methods as well as delivers legacy TDM or ATM service traffic.
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