Interface
• 24 10/100BASE-TX, 2 combo ports 10/100/1000BASE-T/SFP
Functions of the port
• Compliance with IEEE 802.3
• Compliance with IEEE 802.3u
• Compliance with IEEE 802.3ab1
• Support for operations mode polnogo/poludupleksa2
• Auto-negotiation
• Auto MDI / MDI-X
• IEEE 802.3x Flow Control in full duplex rezhime1, the method of back-pressure mode poludupleksa1, the function of preventing head-lock (Head-of-line blocking prevention) a
Performance
• Switching Matrix: 8.8 Gb / s
• Max. packet forwarding rate: 6,54 Mpps
• Size of the MAC-address table: 4K
• Packet Buffer: 2.75 Mbit / s
• Flash-Memory: 1 MB
Indicators
• Power (per device)
• Link / Activity / Speed (per port)
Software
Llevel 2 functions
• MAC-address table
- DES-1100-16/24: 8K
- DES-1100-26: 4K
• IGMP Snooping
• Static aggregation
- Ports 10/100 Mbit / s max. 2 groups per device and 2-4 ports per group
- Ports 10/100/1000 Mbit / s DES-1100-26: a group at the 2-port device, and a group of
• Flow Control
• The Loopback Detection
• Port Mirroring
- One-to-One or Many-to-One
- Tx, Rx, and both
• Statistics Support 4 groups:
- Sent packets and collisions
- Received and sent packets
- Received and dropped packets
- The received packets and CRC errors
VLAN
• 802.1Q Tagged VLAN
• Group VLAN
- DES-1100-16/24: support 32 static VLAN-groups
- DES-1100-26: Support 26 Static VLAN-groups
- VID 1-4094
• VLAN-based port
• Management VLAN2
Quality of Service (QoS)
• Bandwidth management:
- Based on the port (Inbound / Outbound)
- On the first definite step 512 kbit/s/1024 kbit / s / 2048 kbit / s / 4096 kbit / s / 8192 kbit/s/16384 kbit/s/32768 kbit/s/65536 kbit / s /
• 2 queues per port
• 802.1p
• Queue management
- Strict Priority
- Weighted Round Robin (WRR)
Security
• Static MAC (Max. number of static MAC-address records: 128)
• DES-1100-26: Broadcast Storm Control
• DES-1100-16/24: control of the broadcast / multicast / unicast storms
Management
• Controlling access to Web-based interface (Support IPv4)
• Utility SmartConsole
• Control access to the password-based
• Configuring Ports: Setting speed, duplex mode, flow control
• Backup / Restore configuration file via HTTP
