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Layer 2 Managed Swtich
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Product Feature |
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- VLAN Tagging (IEEE 802.1Q)
- GVRP
- Protected Port
- MAC-Based Port Security
- IP ACL and MAC ACL (Except GR2282)
- TACACS+ Client Authentication
- SSL and SSH
- IEEE 802.1X with Radius Server
- Spanning Tree Protocol(IEEE 802.1D/w/s) with Port Fast
- Link Aggregation (IEEE 802.3ad)
- QoS (Port-Based/IEEE 802.1p/ IP TOS/DSCP)
- Rate Limiting
- Storm Control (DLF/Multicast/Broadcast)
- IGMP Snooping and IGMP Proxy
- DHCP Client and DHCP Relay
- Port Mirroring
- Simple Network Time Protocol (SNTP)
- SNMP and RMON
- Web, Telnet and CLI Management
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Product Specification |
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Standards |
IEEE 802.3, 802.3u, 802.1Q, 802.1p, 802.3x, 802.1D, 802.3ab, 802.3z, 802.3ac,TCP/IP |
Port |
100Mbps |
GR2282, GR3280L: 24-Port 100BaseTX
GR3390L: 48-Port 100BaseTX
User configurable 100Base SFP at gigabit SFP interface |
1000Mbps |
GR3800L:24-Port 1000BaseT with 2 shared Gigabit SFP
GR3900L:48-Port 1000BaseT with 4 shared Gigabit SFP
GR2282, GR3280L: 2 Gigabit Combo
GR3390L: 4 1000BaseT with 2 shared Gigabit SFP |
Speed |
100BaseTX:
10/100Mbps at half duplex,20/200Mbps at full duplex
100Base SFP: 200Mbps at full duplex
1000BaseT:
10/100/1000Mbps at half duplex,20/200/2000Mbps at full duplex
Gigabit SFP: 2000Mbps at full duplex |
Protocol |
CSMA/CD |
Cable Type |
Category 5 or better, RJ-45 connectors |
Max Segment Length |
100M (328 ft) over Category 5 twisted-Pair cable or better |
LED |
Power, LINK/ACT, 1000Mbps |
Buffer Memory |
GR2282, GR3280L: 384 KB
GR3390L, GR3800L, GR3900L: 512 KB |
MAC Address |
8 K |
Jumbo Frame |
GR3800L, GR3900L: 9 KB |
Forwarding Achitecture |
Store-and-forward |
System Configuration |
Console port, Telnet, Web, SNMP |
Size (W x D x H) |
GR2282,GR3280L: 430 x 178 x 44 (mm), 16.9 x 7 x 1.7 (inch)
GR3390L, GR3800L: 430 x 250 x 44 (mm), 16.9 x 10 x 1.7 (inch)
GR3900L: 430 x 350 x 44 (mm), 16.9 x 13.8 x 1.7 (inch) |
Weight(Net /Gross) |
GR2282:
GR3280L: 2.2 kg / 3.3 kg (77.6 oz / 116.4 oz)
GR3390L: 2.7 kg / 3.8 kg (95 oz / 134 oz)
GR3800L: 2.8 kg / 4 kg (98.8 oz / 141 oz)
GR3900L: 4.1 kg / 5.3 kg (144.6 oz / 187 oz) |
Power |
GR2282,GR3280L,GR3390L,GR3800L:
100~120/200~240 VAC~1.0 A/0.5 A 50~60Hz
GR3900L:
100~120/200~240 VAC~1.5 A/0.75 A 50~60Hz |
EMI/EMC Certification |
FCC A, CE |
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| Operating Temp. |
0˘XC to 40˘XC (32˘XF to 104˘XF ) |
Storage Temp. |
-40˘XC to 70˘XC (-40˘XF to 158˘XF ) |
Operating Humidity |
20% to 85%, relative humidity, non-condensing |
Storage Humidity |
20% to 90%, relative humidity, non-condensing |
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