Switch Cisco de 48 portas 10/100 + 4 portas 10/100/1000 e WebView PN: SRW248G4 - Otimizado para empresas em crescimento, com 4 portas Gigabit expansíveis - Gerenciamento seguro via SSH/SSL e controle seguro de usuário via 802.1x e fltragem MAC address - Snooping IGMP, COS L2/L3, Queving e Scheduling o tornam a solução ideal para Voz/Vídeo - Gerenciamento inteligente de tráfego com Limitação de Taxa, Policiamento, Shaping e controle de excesso de Mensagens :: Specifications Ports   • 48 RJ-45 connectors for 10BASE-T and 100BASE-TX • 4 RJ-45 connectors for 10BASE-T/100BASE-TX/1000BASE-T with 2 shared Small Form-Factor Pluggable (SFP) slots • Auto MDI/MDI-X • Auto negotiate/manual setting 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 SNMP: SNMP versions 1, 2, 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, and 9 only) • RFC 2618 RADIUS client MIB Remote Monitoring (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 • Dynamic Host Configuration Protocol (DHCP) client • BOOTP • Simple Network Time Protocol (SNTP) • Xmodem upgrade • Cable diagnostics • Ping • Traceroute • Syslog Security IEEE 802.1X 802.1X - RADIUS authentication; MD5 encryption Access control: Filtering: MAC-based Link aggregation   • Link aggregation using IEEE 802.3ad LACP • Up to 8 ports in up to 8 trunks :: QoS Priority levels: 4 hardware queues Scheduling: Priority queuing and weighted round-robin (WRR) Class of service (CoS)   • Port based • 802.1p VLAN priority based • IP ToS/DSCP based • IPv4 and IPv6 traffic class-based CoS VLAN   • Port-based and 802.1Q-based VLANs • PVE • Management VLAN 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 :: Imagens