|
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 802.3：10Base-T |
|
IEEE 802.3u：100Base-TX |
|
IEEE 802.3z：1000Base- SX/LX |
|
IEEE 802.3ab：1000Base-T |
|
IEEE 802.3x： Flow Control and Back pressure |
|
IEEE 802.3ad：Port trunk with LACP |
|
IEEE 802.1D：Spanning Tree Protocol |
|
IEEE 802.1w：Rapid Dpanning Tree Protocol |
|
IEEE 802.1p：Class of Service |
|
IEEE 802.1Q：VLAN Tagging |
|
IEEE 802.1x：Port Authentication Network Control |
|
ITU-T： G.993.1 (VDSL) |
|
G.997.1 |
|
G.993.2 VDSL2 (Profile 30a Support), Annex A |
|
RFC 768：UDP |
|
RFC 793：TFTP |
|
RFC 791：IP |
|
RFC 792：ICMP |
|
RFC 2068：HTTP |
|
RFC 1112：IGMP version 1 |
|
RFC 2236：IGMP 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) |
