Buffalo BS-G21M-EU BS-G2108M-EU Manuale Utente

Specifications

BS-G21M-EU

Compatible models

IEEE802.3, IEEE802.3u, IEEE802.3ab, IEEE802.3x support equipment

Interface

IEEE802.3 (10BASE-T), IEEE802.3u (100BASE-TX), IEEE802.3ab (1000BASE-T)

Transmission speed

10Mbps (10BASE-T), 100Mbps (100BASE-TX), 1000Mbps (1000BASE-T)

Data transfer method

Store-and-Forward

Latency

BS-G2124M: 4.7µsec (store-and-forward)
BS-G2116M: 4.5µsec (store-and-forward)
BS-G2108M: 4.5µsec (store-and-forward)

Buffer capacity

BS-G2124M: 512kbytes
BS-G2116M: 512kbytes
BS-G2108M: 512kbytes

Flash memory

BS-G2124M: 8MBytes
BS-G2116M: 8MBytes
BS-G2108M: 8MBytes

Main memory

BS-G2124M: 64Mbytes
BS-G2116M: 64Mbytes
BS-G2108M: 64Mbytes

Backplane bandwidth

BS-G2124M: 48Gbps
BS-G2116M: 32Gbps
BS-G2108M: 16Gbps

Access method

CSMA/CD

Data transfer rate

14,881 packets/s (10BASE-T), 148,810 packets/s (100BASE-TX), 1,488,095 packets/s (1000BASE-T)

Address table

BS-G2124M: 8,192 entries
BS-G2116M: 8,192 entries
BS-G2108M: 8,192 entries

Number of Ports

BS-G2124M: 10/100/1000M 24 ports (all ports Auto-MDIX function deployment)
BS-G2116M: 10/100/1000M 16 ports (all ports Auto-MDIX function deployment)
BS-G2108M: 10/100/1000M 8 port (all ports Auto-MDIX function deployment)

Applicable cable

10BASE-T: UTP category 3 or higher, 100BASE-TX: UTP Category 5 or higher, 1000BASE-T: UTP category 5e or better

Transmission distance

Up to 100m

Terminal shape

RJ-45 type 8 terminal

SNMP

I and II

Console terminal

RJ-45

Management function

SNMP v1/v2c support
MIB II, Bridge MIB, Etherlike MIB, P-bridge MIB, Q-bridge MIB, Interface MIB,
RMON MIB, RADIUS MIB, Private MIB
RMON (Group1, 2,3,9) support (including Statistics, History, Alarm and Event)
WEB, TELNET (CLI), Console by (CLI)
Firmware upgrade function of the TFTP,
Save/restore configuration by TFTP (Console/Telnet)
Firmware upgrade function by HTTP, save/restore settings by HTTP (Web)
Syslog support transfer
SNTP support

Support function

(Including header 14Byte + FCS4Byte) JumboFrame9, 216Byte support
Spanning Tree (IEEE802.1D/1w) support
(IEEE802.1Q) Port-based VLAN/multiple VLAN/Tag VLAN (IEEE802.1Q)
Broadcast/multicast, storm control,
QoS (port-based/IEEE802.1p/DSCP/IP Precedence 4 level)
(1-8 per-port LACP, up to 4 groups up and fixed) trunking
Port Mirroring
HOL blocking prevention
Loop prevention function
IGMP Snooping v1/v2
RADIUS server support in IEEE802.1X authentication
Transmission/destruction selection function of BPDU/EAPOL
DHCP client
SNTP client
English Web configuration interface

Security feature

User name, password
IEEE802.1X authentication support port-based: MAC address-based: (EAP-MD5/TLS/MS-PEAP)
MAC address filter
Management VLAN
Web authentication
MAC address authentication
(Web interface can be accessed only from the specified IP) IP filtering function

VLAN feature

VLAN-aware (VLAN group numbers: 256, VLAN IDs: 1 – 4,094), IEEE802.1Q (VLAN Tagging)

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