Alcatel-Lucent 1643 AMS Applications And Planning Manual page 207

Ethernet Overview
The Ethernet packets are carried across the SDH network in a channel. Each channel
comprises up to 63 VC12 or up to 2 VC3 concatenated. These VC12s or VC3s behave
in the same way as normal SDH VC12s from an E1 port respectively normal SDH
VC3s from an E3 port.
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365-312-801R7.2
Issue 3, May 2007
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LAN
LAN
LAN ports Line port
WAN ports
virtual cross-
switch connection
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LAN
Operational modes
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