Mechanics and Electrics

• ANSI shelf
• Power:
  • Fixed AC
  • Fixed DC
  • Combined AC and DC (AoD)

Ethernet Interface

• Four Ethernet ports for WAN or LAN port assignment
  • One Fast Ethernet with 1 SFP housing
  • Three 10/100 BaseT Ethernet

User Tributary Interface

• TDM Tributary interfaces: up to 1 E1 or 1 T1 Unframed mode/Framed mode
• DTE interface: 1 RS422/V.11

L2 Switching

• Jumbo frame size up to 2048 bytes
• VLAN:
  • Maximum 4K VLAN ID
  • Maximum 16 con-current VLAN Groups
  • Support C-VLAN/S-VLAN tag adding and removing on Pseudowire
  • Support 802.1q Port-Based VLAN on Ethernet/SNMP Port
• Support 802.1d MAC Learning
• Support 803.3x Flow control on input ports
• Packet Transparency

Pseudowire Capability

• Support SAToP and CESoPSN
• Support E1/T1 traffic emulation over UDP/IP Network
• Maximum 16 Pseudowires
• 1 E1/T1 can support up to 16 pseudowires
• PDV Compensation Depth: up to 256 ms
• Jitter Buffer Size: up to 256 frames

Pseudowire Diagnostic Function

• Built-in BERT for E1/T1 to Line or WAN direction
• IP – MAC Table Display

Jitter & Wander

• PPM version: conforms to G.823 Traffic Interface (+/- 1ppm)

Timing Reference

• Internal (4.6 ppm)
• Line (E1/T1)
• Adaptive Clock Recovery: 4 ACR clock servos can recovery clock from any 4 Pseudowires

OAM Capability

• Support 1 SNTP timing reference
• LOS, LOF, LCV*, RAI, AIS, FEBE*, BES, DM*, ES, SES, UAS and LOMF*
• Multi-color LED indicators
• Alarm relay
• ACO (Alarm Cutoff) button

Management Interfaces

• 1 user-selectable Ethernet/SNMP port
• SNMP v1/v3 with 5 SNMP trap IP
• DB-9 Console port with VT-100 menu
• Telnet and SSH v2
• C-VLAN tag on management traffic

Standards Compliance

• SAToP and CESoPSN
• MEF8*