HCM - Bán switch Linksys Cisco SRW2048 48 port Ethernet - 4 Fiber (có hình)

Cần bán switch Linksys Cisco SRW2048 - 48 port Gigabit 1Gb và 4 port Fiber, hàng Uses, còn mới 99%. Tất cả các port đều hoạt động tốt. Tặng 3 SFP quang.

Giá bán: 6.500.000
Bảo hành: 3 tháng.









Chi tiết em nó:

Specifications

Ports: 48 RJ-45 connectors for 10BASE-T, 100BASE-TX and 1000BASE-T with 4 shared Small Form-Factor Pluggable (SFP) slots

Cabling type: Unshielded twisted pair (UTP) Category 5 or better for 10BASE-T/100BASE-TX UTP Category 5 Ethernet or better for 1000BASE-T

LEDs: Power, Link/Act, Speed Performance

Switching capacity: 96 Gbps, nonblocking

MAC table size: 8000

Number of VLANs: 256 VLANs

Management: Web user interface

Built-in web user interface for easy browser-based configuration (HTTP/HTTPS)

SNMP: SNMP versions 1, 2c, and 3 with support for traps

SNMP MIBs:
RFC1213 MIB-2, RFC2863 interface MIB, RFC2665 Ether-like MIB
RFC1493 bridge MIB, RFC2674 extended bridge MIB (P-bridge, Q-bridge)
RFC2819 RMON MIB (groups 1,2,3,9 only), RFC2737 entity MIB
RFC 2618 RADIUS client MIB

RMON:
Embedded RMON software agent supports 4 RMON groups (history, statistics, alarms, and events) for enhanced traffic management, monitoring, and analysis

Firmware upgrade:
Web browser upgrade (HTTP)
Trivial File Transfer Protocol (TFTP) upgrade

Port mirroring:
Traffic on a port can be mirrored to another port for analysis with a network analyzer or RMON probe

Other management:
RFC854 Telnet (menu-driven configuration)
SSH and Telnet management
Telnet client
SSL security for web user interface
Switch audit log
DHCP client
BOOTP
Simple Network Time Protocol (SNTP)
Xmodem upgrade
Cable diagnostics
Ping
Traceroute
Syslog

Security Features:
IEEE 802.1X
802.1X - RADIUS authentication; MD5 encryption

ACLs:
Differentiated services code point (DSCP)/IP precedence-based class of service (CoS)
IPv6 traffic-class-based CoS
IP address
Subnet mask
Protocol
Service type
MAC address
VLAN ID
TCP/ User Datagram Protocol (UDP) port
Availability

Link aggregation:
Link aggregation using IEEE 802.3ad LACP
Up to 8 ports in up to 8 trunks

Storm control:
Broadcast, multicast, and unknown unicast

Spanning Tree:
IEEE 802.1d Spanning Tree, IEEE 802.1s Multiple Spanning Tree
IEEE 802.1w Rapid Spanning Tree, Fast Linkover

Internet Group Management Protocol (IGMP) snooping:
IGMP (versions 1 and 2) snooping provides for fast client joins and leaves of multicast streams and limits bandwidth-intensive video traffic to only the requestors

QoS:
Priority levels

4 hardware queues

Scheduling:
Priority queuing and weighted round-robin (WRR)

Class of service:
Port based
802.1p VLAN priority based
IP ToS/DSCP based
IPv6 traffic-class-based CoS

Rate limiting:
Ingress policer, egress shaper

Layer 2:VLAN
Port-based and 802.1Q-based VLANs
PVE
Management VLAN

Head-of-line (HOL) blocking: HOL blocking prevention

Jumbo frame:
Supports frames up to 10 KB

Dynamic VLAN:
GVRP-dynamic VLAN registration

Standards:
802.3i 10BASE-T Ethernet, 802.3u 100BASE-TX Fast Ethernet
802.3ab 1000BASE-T Gigabit Ethernet, 802.3z Gigabit Ethernet
802.3x flow control


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