Model |
VC-820M |
Hardware Specification |
VDSL Interface |
8-Port VDSL2, RJ-11
connectors
8-Port POTS/Telephone, RJ-11 connectors |
1000Mbps Copper Ports |
2 10/100/1000Mbps RJ-45 Auto-negotiation, Auto
MDI/MDI-X |
SFP / mini-GBIC Slots |
2 1000Base-SX/LX/BX, shared with Port-9 and
Port-10 |
Console |
1 x RS-232 Serial Port (DB9, 57600, N, 8, 1) |
Surge Protect |
3KV |
Switch Architecture |
Store-and-Forward |
Switch Fabric |
5.6Gbps / non-blocking |
Switch Throughput |
4.16Mpps @64Bytes |
Address Table |
8K entries |
Share Data Buffer |
256Kbytes |
Maximum Frame Size |
9K Bytes |
Flow Control |
Back pressure for Half-Duplex
IEEE 802.3x Pause Frame for Full-Duplex
¡@ |
LED |
System: Power, Status
Alert: FAN 1, FAN 2, FAN 3 alert
VDSL: VDSL Link/Sync.
Gigabit Port: 1000 Link/Active, 100 Link/Active |
Reset Button |
< 5 sec: System reboot
> 10 sec: Factory Default
¡@ |
Dimension (W x D x H) |
440 x 200 x 44 mm, 1U height |
Weight |
2.9 kg |
Power Requirement |
100~240V AC, 50-60 Hz |
Power Consumption / Dissipation |
58 Watts maximum / 184 BTU/hr maximum |
Other |
Reset Button for system reset and Reset to
factory default |
VDSL2 |
VDSL2 Standard |
Comply with ITU-T G.993.1 and G.993.2.
Supports provisioning the VDSL optional band (25K to 138K Hz)
usage
¡@ |
Band Plan |
Selectable band plan for each VDSL line on a per
port basis
Band plan A:
¡@- Profile 998, Annex A of G.993.1; Optimized for symmetric
services
Band plan B:
¡@- Profile 997, Annex B of G.993.1 ; Optimized for asymmetric
services
¡@ |
Profile |
Selectable spectrum profile of 8a/b/c/d, 12a/b,
17a, and 30a for frequency bands (Annex A, B and C) defined in
G.993.2 |
Encoding |
VDSL-DMT |
VDSL2 Features |
Selectable rate limit control
Selectable target SNR (signal to Noise Ratio) mode
POTS voices pass through
¡@ |
Layer 2 Function |
Management Interface |
Console, Telnet, Web Browser, SSL, SNMPv1 / v2c /
v3 |
Gigabit Port Configuration |
Port disable / enable
Auto-negotiation
10/100/1000Mbps full and half duplex mode selection
Flow Control disable / enable
¡@ |
Gigabit Port Status |
Display each port¡¦s speed duplex mode, link
status and Flow control status.
Auto-negotiation status, trunk status.
¡@ |
Port Mirroring |
TX / RX / Both
1 to 1 monitor
¡@ |
Bandwidth Control |
Ingress / Egress rate limit control
Gigabit Port:
¡@• Allow to configure per 128Kbps
VDSL2 Port:
¡@• Allow to configure per 5Mbps
¡@ |
VLAN |
IEEE 802.1Q Tag-based VLAN, up to 256 VLANs
groups, out of 4041 VLAN IDs
Port-based VLAN
GVRP, up to 128 dynamic VLAN groups
Q-in-Q tunneling
Private VLAN Edge(PVE / Protected port) with two protected port
groups
¡@ |
Link Aggregation |
Static Port Trunk
IEEE 802.3ad LACP (Link Aggregation Control Protocol)
Supports 13 groups of 8-Port trunk support
¡@ |
QoS |
4 priority queue
Traffic classification based on
¡@- Port priority
¡@- 802.1p priority
¡@- DSCP/TOS field in IP Packet
VoIP QoS by application protocol no.
¡@ |
IGMP Snooping |
IGMP (v1/v2) Snooping, up to 256 multicast Groups |
Access Control List |
IP-Based Layer 3 / Layer 4 ACL
Up to 220 ACL rule entries |
Security |
Port Security (Disable Per Port of MAC Address
Learning )
Static MAC, MAC Filter, IP/MAC Binding
¡@ |
SNMP MIBs |
RFC-1213 MIB-II
RFC-2863 Interface MIB
RFC-2665 EtherLike MIB
RFC-1493 Bridge MIB
RFC-2819 RMON MIB (Group 1, 2, 3,9)
RFC-2737 Entity MIB |
Standards Conformance |
Regulation Compliance |
FCC Part 15 Class A, CE |
Standards Compliance |
IEEE 802.3¡G10Base-T
IEEE 802.3u¡G100Base-TX
IEEE 802.3z¡G1000Base- SX/LX
IEEE 802.3ab¡G1000Base-T
IEEE 802.3x¡G Flow Control and Back pressure
IEEE 802.3ad¡GPort trunk with LACP
IEEE 802.1D¡GSpanning Tree Protocol
IEEE 802.1w¡GRapid Dpanning Tree Protocol
IEEE 802.1p¡GClass of Service
IEEE 802.1Q¡GVLAN Tagging
IEEE 802.1x¡GPort Authentication Network Control
ITU-T¡G G.993.1 (VDSL)
¡@¡@¡@¡@G.997.1
¡@¡@¡@¡@G.993.2 VDSL2 (Profile 30a Support), Annex A
RFC 768¡GUDP
RFC 793¡GTFTP
RFC 791¡GIP
RFC 792¡GICMP
RFC 2068¡GHTTP
RFC 1112¡GIGMP version 1
RFC 2236¡GIGMP version 2 |
Cables |
• VDSL2: twisted-pair telephone wires (AWG24 or
better) up to
¡@1.4km
• 10/100Base-TX: 2-Pair UTP Cat.5, up to 100m (328ft)
• 1000Base-T: 4-pair UTP Cat 5E, up to 100m
• 1000Base-SX: 50/125µm and 62.5/125µm fiber-optic cable, up to
¡@550m
• 1000Base-LX: 9/125µm fiber optic cable, up to 10km 50/125µm
¡@and 62.5/125µm fiber-optic cable, up to 550m |
Environment |
Operating |
Temperature: 0 ~ 50 Degree C
Relative Humidity: 10~ 90% (non-condensing) |
Storage |
Temperature: -10 ~ 70 Degree C
Relative Humidity: 10~ 90% (non-condensing) |