Phybridge UniPhyer LB-UA2324, System Description

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System Description
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source/destination IP address, protocol ID, and
TCP/UDP destination port number
Relay Functionality
–
Support DHCP forward and DHCP relay agent
option-82 functionality. The value within Circuit ID
and Remote ID sub-options is configurable.
– Support PPPoE relay
QoS
–
The system is able to control the bandwidth occupied
by broadcast, multicast, and unknown unicast
(flooding) traffic respectively on a per VLAN basis.
– Support rate-limit profile binding per bridge port
– Support Three Color Marking (TCM) policer
– Support Ethernet rate limit per bridge port
– Support ToS (type of service) /DiffServ (differentiated
services) stripping and priority queuing
– Support DSCP mapping to 802.1p
– Support selectable adopted priority queue mechanisms
according to Strict Priority Queue (SPQ) and Weighted
Fair Queue (WFQ)
– Support configurable mapping function between ATM
PVC and 802.1p priority queue
– Support IP CoS technology
ICMP
Support ICMP (Internet Control Message Protocol)
function; can send/respond the ICMP request message to/
from other system
Support IPSec/L2TP/PPTP VPN pass-through function
ATM and Interworking
Function (IWF) Support 8 PVCs per line; VPI range is from 0 to 255 and VCI
range from 32 to 65535 (ATM Forum UNI 3.1/4.0, PVCs
only). The VPI and VCI value can be created and deleted via
CLI, Web-GUI, and EMS.
Support multi-protocol encapsulation over ATM per RFC 2684
/ RFC 1483 for bridged mode and routed mode (IPoA).
Comply with ITU-T I.361 UNI cell format and support AAL5
per ITU-T I.363.5.
Support line-level fault management ITU-T Rec. I.610 OA&M
F5 loopback on DSL ports including both origination and
reception/return of F5 loopback cells.
Commit the supported ATM service categories in the
increasing order of UBR, nrt-VBR, rt -VBR, and CBR on a per
port basis.
Provide PCR (peak cell rate) configurable parameter for UBR
and CBR service; PCR and SCR (sustainable cell rate)