Zyxel IES-5106 [51/1156] Dual end loop test delt

Zyxel IES-5112 [51/1156] Dual end loop test delt
Chapter 1 Getting to Know Your MSC
Management Switch Card User’s Guide
51
IP-aware Bridging
The line cards can forward frames based on the destination IP address, instead of the destination
MAC address, and replace the source MAC address with its own MAC address. This provides better
scalability and security for large-scale access networks, especially with Ethernet.
Single End Loop Test (SELT)
This feature checks the distance to an ADSL subscriber’s location.
Dual End Loop Test (DELT)
This feature (also called a Loop Diagnostic Mode test or LDM test) provides details about the
condition of an ADSL subscriber’s line.

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