Dragi Limundovci, ukoliko ne stignete da dopunite svoj Limundo račun pre praznika, to možete učiniti i u periodu kada ne bude radio platni promet svojom platnom karticom.
Ispravan switch.
Specifikacije su skinute sa neta.
Ko se razume zna o čemu je reč.
Članovima sa negativnim ocenama i članovima sa manje od 25 pozitivnih ocena šaljem nakon uplate na račun.
Neke od Specifikacija
10M/100M/1G RJ-45 copper ports 24
PoE / PoE+ ports24 PoE+ (190W PoE budget)
1G SFP (fiber) ports 2 (dedicated) Performance Specifications
CPU 500 Mhz MIPS-4KEc CPU
128MB RAM 32MB SPI FLASH
Packet buffer memory
(Dynamically shared across only used ports) 0.5 MB
Forwarding modes Store-and-forward
Bandwidth 52 Gbps
Priority queues 8
Priority queuing Weighted Round Robin (WRR) and Strict Priority
MAC Address database size
(48-bit MAC addresses)
8K
Multicast groups 128
Number of VLANs 64
Number of DHCP snooping bindings 256
Access Control Lists (ACLs) 100 shared for MAC, IP and UDP/TCP ACLs (ingress)
Packet forwarding rate
(64 byte packet size)
(Mpps) 38.68
Jumbo frame support Up to 9K packet size
Acoustic noise level @ 25° C (dBA) (ANSI-S10.12) 32.4 dBA
Mean Time Between Failures (MTBF) @ 25° C 1,051,375 hours
100M Copper Latency(64-byte; 1518-byte; 9216-byte frames) 6.38µ s ; 6.267µ s ; 6.059µ s
1G Copper Latency(64-byte; 1518-byte; 9216-byte frames) 3.749µ s ; 4.675µ s ; 3.762µ s
1G Fiber Latency (64-byte; 1518-byte; 9216-byte frames) 3.129µ s ; 4.213µ s ; 4.197µ s
L2 Services - VLANs IEEE 802.1Q VLAN tagging Yes
Auto-VoIP VLAN / Auto-Voice VLAN Yes, manuel or automatic assigment of VoIP phone traffic based on OUI bytes (default database and user-based OUIs) in the phone source MAC address to Voice VLAN associated with high priority QoS parameters
L2 Services - Availability Broadcast, multicast, unknown unicast storm control Yes
IEEE 802.3ad - LAGs (LACP) Yes
IEEE 802.3x (full duplex and flow control) Yes
IEEE 802.1D Spanning Tree Protocol Yes
IEEE 802.1w Rapid Spanning Tree Protocol Yes
IEEE 802.1s Multiple Spanning Tree Protocol Yes
L2 Services - Multicast Filtering IGMP snooping (v1, v2 and v3) Yes
IGMP snooping querier Yes
DHCP Services DHCP client Yes
DHCP snooping Yes
Link Aggregation IEEE 802.3ad - LAGs (LACP) Yes
Manual Static LAG Yes # of Static or LACP LAGs
# of Members in each LAG 8 LAGs with max 8 members in each LAG
Network Monitoring and Discovery Services 802.1ab LLDP Yes
SNMP v1, v2c, v3
RMON group 1,2,3,9 Yes
Network Security IEEE 802.1x Yes (EAP)
Guest VLAN Yes
RADIUS-based VLAN assignment via .1x Yes
RADIUS accounting Yes
Access Control Lists (ACLs) L2 / L3 / L4 ingress
IP-based ACLs (IPv4) Yes
MAC-based ACLs Yes
TCP/UDP-based ACLs Yes
MAC lockdown Yes
MAC lockdown by the number of MACs Yes
Control MAC # Dynamic learned entries 600
Control MAC # Static entries 20
IEEE 802.1x RADIUS port access authentication Yes
Port-based security by locked MAC addresses Yes
Broadcast, multicast, unknown unicast storm control Yes
DoS attacks prevention
Yes
Quality of Service (QoS) Port-based rate limiting Yes egress
Port-based QoS Yes
DiffServ QoS Yes ingress
IEEE 802.1p COS Yes
Destination MAC and IP Yes
IPv4 DSCP Yes
IPv4 ToS Yes
TCP/UDP-based Yes
Weighted Round Robin (WRR) Yes
Strict priority queue technology Yes
Auto-VoIP VLAN / Auto-Voice VLAN Yes, manuel or automatic assigment of VoIP phone traffic based on OUI bytes (default database and user-based OUIs) in the phone source MAC address to Voice VLAN associated with high priority QoS parameters
IEEE Network Protocols IEEE Network Protocols
IEEE 802.3 Ethernet
IEEE 802.3u 100BASE-T
IEEE 802.1Q VLAN Tagging
IEEE 802.3ab 1000BASE-T
IEEE 802.3af PoE
IEEE 802.3at PoE+
IEEE 802.3az Energy Efficient Ethernet (EEE)
IEEE 802.3ad Trunking (LACP)
IEEE 802.3z Gigabit Ethernet 1000BASE-SX/LX
IEEE 802.3x Full-Duplex Flow Control
IEEE 802.1AB LLDP with ANSI/TIA-1057 (LLDP-MED)
IEEE 802.1p Class of Service
IEEE 802.1D Spanning Tree (STP)
IEEE 802.1s Multiple Spanning Tree (MSTP)
IEEE 802.1w Rapid Spanning Tree (RSTP)
IEEE 802.1x RADIUS Network Access Control
Management Password management Yes
Configurable management VLAN Yes
Admin access control via RADIUS and TACACS+ Yes
SNTP client over UDP port 123
Yes
SNMP v1/v2c Yes
SNMP v3 with multiple IP addresses Yes
RMON group 1,2,3,9 Yes
Port mirroring Yes
Many-to-one port mirroring 25
Web browser-based graphical user interface (GUI) Yes
Smart Control Center (SCC) for multi-switch management Yes
Dual software (firmware) image Yes
Cable test utility Yes
HTTPS/TLS Web-based access (version) Yes (v1.0)
File transfers (uploads, downloads) TFTP / HTTP HTTP upload/download (firmware) Yes
Syslog (RFC 3164) Yes