9500 MXC User Manual
3DB 23063 ADAA - Rev 004 July 2007 Vol. II-3-45
DAC ES
DAC ES is a Fast Ethernet plug-in. Refer to:
• DAC ES Description on page 3-45
• Mode of Operation on page 3-47
• Transport Channel Parameters on page 3-48
• Basic Port Settings on page 3-49
• Priority Mapping on page 3-49
• Flow Control on page 3-50
• Disable Address Learning on page 3-50
• Maximum Frame Size on page 3-50
• Diagnostics on page 3-51
• DAC ES Front Panel Layout on page 3-51
DAC ES Description
The DAC ES supports transport of Fast Ethernet traffic. Four 10/100Base-T ports
are connected to one or two transport channels for transmission over a 9500
MXC link, with channel capacity configurable in increments of 1.5 Mbps or 2
Mbps to a maximum of 100 Mbps per channel.
DAC ES features include:
• Extremely low latency;
• Programmable switching fabric: transparent mode, VLAN (secure) mode, or
mixed mode;
• Capacity increments of Nx1.5 Mbps or Nx2 Mbps;
• Mapping of traffic to radio or fiber links;
• Ethernet traffic can be configured to ride side by side with PDH E1/DS1 traffic,
or the full capacity of a link can be dedicated to Ethernet.
• Comprehensive QoS policing and prioritization options (802.1p);
Red Critical alarm: Trib LOS or SW/HW failure
3 Trib connectors Two BNC Tx/RX female connector pairings for 75 ohm unbalanced tributary
connection.
1. Includes situations where the slot configuration does not support the plug-in, or the plug-in requires a later/different version of
system software.
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