User's Manual

VOLUME II, CHAPTER 1, SYSTEM OVERVIEW
DAC GE3
DAC GE3 capabilities include Synchronous Ethernet, link aggregation, policing,
ring/mesh protection and Ethernet service OAM.
l Three RJ-45 10/100/1000Base-T ports
l Two multi-purpose SFP ports with plug-ins for:
o
Optical LC, 1000Base-LX, 1310 nm single-mode
o
Optical LC, 1000Base-SX, 850 nm multi-mode
o
Electrical RJ-45 10/100/1000Base-T
l Six transport channel (TC) ports
l Comprehensive QoS traffic prioritization and scheduling options:
o
802.1p mapping
o
DiffServ mapping (IPv4, IPv6)
o
MPLS Exp bits mapping
o
Strict priority scheduling
o
Deficit Weighted-Round-Robin (DWRR) scheduling
o
Hybrid strict + DWRR scheduling
o
Eight transmission queues
l Traffic policing using TrTCM (two rate, three color metering) with remarking
options
l L2 LAG (IEEE 802.1AX), static and LACP
l L1LA (Layer 1 link aggregation)
l Advanced options for VLAN tagging, including Q (802.1Q), QinQ (802.1ad),
Filtering, Translation
l Synchronous Ethernet with Stratum 3 hold-over performance on timing
subsystem
l RSTP (IEEE 802.1w)
l ERP (ITU-T 8032v2)
l Ethernet service OAM (IEEE 802.1ag/IYU-T Y.1731: ETH-CC, ETH-LB, ETH-
LT)
l Data packet plane (DPP) and/or backplane traffic interconnection to RACs
l Advanced traffic shaping for fixed and adaptive modulation links
l Superior burst management with 1500 Kbytes shared memory across active
ports
l Storm control
l Jumbo frames to 10 Kbytes bi-directional
l Flow control (IEEE 802.3x)
l 1+1 port and card protection
l Inter-frame gap (IFG) and preamble stripping and re-insertion
l RMON stats per port, channel, and queue
20 AVIAT NETWORKS