Curs Valutar

 


 

 

Caracteristicii:

 

Mechanical and Electrical
  • 1U height, ETSI shelf
  • Replaceable FAN and Air Filter
  • Power Module: -48Vdc (Over-voltage protection and Load sharing)
 
WAN Aggregate Interface
  • 2 Combo GbE with SFP housing and RJ45 Connector
  • 802.3ad Link Aggregation
  • RSTP/MSTP
 
User Tributary Interface
  • 2 slots for hot-swappable plug-in cards:
    • Up to 2 Dual STM-1/OC-3 cards with MSP(1+1)/cross-card MSP(1+1)
    • Up to 1 Dual STM-4/OC-12* card
  • Ethernet Tributary interface:
    • 3 x 10/100/1000 BASE-T Ethernet ports plus 1 user-selectable Ethernet/SNMP port
    • Speed/Duplex Auto-negotiation
    • 802.3ad Link Aggregation
  • On-board E1/ T1 Interface
    • 8*/16*/32 E1/T1 with SCSI connector
 
L2 Switching
  • 10G non-blocking switching capacity
  • Jumbo frame size up to 13K bytes
  • IS-IS packet transparency*
  • VLAN
    • Maximum 4K VLAN ID
    • Support C-VLAN/S-VLAN tag adding and removing on Pseudowire
    • 802.1q Port-based VLAN on Ethernet port
    • VLAN-based packet filtering
    • Support Q-in-Q
  • Support 802.1d MAC Learning (max. 32K)
  • Support 803.3x Flow control on input ports
  • Support 802.1D STP, 802.1s MSTP, 802.1w RSTP
  • Support IGMP Snoopingv2 (RFC 2236)
 
QoS
  • Ingress Rate Limiting per Ethernet port with 100kbps granularity
  • Ethernet Network Level:
    • 3-bit Priority Code Point – PCP field within 802.1P/802.1Q Ethernet frame – CoS
    • 8 priority queues per port
  • IP Network Level
    • 8 priority queues per port
    • 6-bit DiffServ Code Point -DSCP field – ToS
  • Scheduling Algorithm
    • Strict Priority (SP)
    • Weighted Round Robin (WRR)
    • Deficit Weighted Round Robin (DWRR)
  • Congestion Avoidance
    • Random Early Detection (RED)
    • Weighted Random Early Detection (WRED)
 
Pseudowire Capabilities
  • Support SAToP, SONET/SDH CEP*, CESoPSN, MEF-8*
  • Support framed/unframed E1/T1
  • Support VC4 transparent/channelized STM-1 and STS3C transparent/channelized OC-3
  • Support TDM traffic emulation over MPLS*, UDP/IP and Metro Ethernet Network*
  • Support Timeslot Grooming
  • Backplane capacity: up to 252xVT11/VT12 bandwidth
  • Maximum 128 Pseudowires
  • Maximum 512* Pseudowires
  • Up to 32 Pseudowires can apply Adaptive Clock Recovery (ACR) mechanism
  • PDV Compensation Depth: up to 512 ms
  • Jitter Buffer Size: up to 256 frames
  • Supports IPv4 and IPv6* addressing
  • Excel calculator is provided*
 
Pseudowire Diagnostics
  • ARP, Ping and Trace Route
  • IP – MAC Table Display
  • Pseudowire Information
    • Maximum 4K VLAN ID
    • Packet Creation Time (ms)
    • Jitter-Tolerance Delay (ms)
    • Single-Trip Delay (ms)
    • Total Frame Length (bytes)
    • Packet per second
    • Required Bandwidth (Mbps)
    • Header Overhead (%)
    • Remaining WAN Bandwidth (Mbps)
    • Remaining Memory
 
Jitter and Wander
  • PPM version: conforms to G.823/G.824 Traffic Interface (+/- 1ppm)
 
Timing Reference
  • Internal
  • External
  • Line (both PDH and SDH)
  • Adaptive Clock Recovery
 
OAM Capability
  • Support 2 SNTP Timing References
  • Multi-color LED indicators
  • Alarm Relay
  • ACO (Alarm Cutoff) button
 
Management Interface
  • 1 user-selectable Ethernet/SNMP Port
  • SNMP v1/ v3
  • DB9 Console port with VT100 menu
  • Telnet and SSHv1/SSHv2
  • C-VLAN/S-VLAN tag on management traffic
  • Support IPv4 Routing & IPv6* Routing over DCC channel on SDH/SONET interface
    • Static Route, RIP I/II, OSPFv2*
    • RIPng*, OSPFv3*
 
Standards Compliance
  • SAToP, SONET/SDH CEP*, CESoPSN, MEF-8*

 


 

 

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