Specifications

TABLE OF CONTENTS
CHAPTER 1: DESCRIPTION AND REQUIREMENTS ..................................................................................................... 6
CHAPTER 2: QUICK SET-UP ................................................................................................................................. 7
CHAPTER 3: FRONT PANEL .................................................................................................................................. 7
FRONT PANEL INDICATORS ...............................................................................................................................7
CHAPTER 4: REMOTE MANAGEMENT HTTP AND SNMP ..................................................................................... 8
UNIT'S IP/MAC ADDRESS ...............................................................................................................................8
Automatic Link-Local IP Address.........................................................................................................8
Initial Numeric IP Address....................................................................................................................8
Unknown IP Address Recovery............................................................................................................8
MANAGEMENT PASSWORDS ...............................................................................................................................9
SECURITY .......................................................................................................................................................9
HTTP Interface Security.......................................................................................................................9
SNMP Security......................................................................................................................................9
HTTP MANAGEMENT ..................................................................................................................................10
Event Log File.....................................................................................................................................10
Resetting..............................................................................................................................................10
SNMP ........................................................................................................................................................10
UPGRADING FIRMWARE ..................................................................................................................................11
FEATURE ACTIVATION/UPGRADE .....................................................................................................................11
CHAPTER 5: OPERATING MODES AND CONFIGURATION ........................................................................................ 11
TELECOM .....................................................................................................................................................11
DS3 Circuit ID PMDL........................................................................................................................11
PACKET FLOW ..............................................................................................................................................12
Packet Order........................................................................................................................................12
Receive Jitter Buffer Depth and Latency............................................................................................12
TDM Frames per Packet and Latency.................................................................................................12
PORT TO PORT PACKET FLOW .........................................................................................................................13
LAN-to-LAN.......................................................................................................................................13
Loopback.............................................................................................................................................13
LAN PORT SETTINGS ....................................................................................................................................13
LAN Port Speed..................................................................................................................................13
Autonegotiation Problems...................................................................................................................13
SFP Second LAN Port........................................................................................................................14
Dedicated Management/Data LAN Ports............................................................................................14
VLAN ........................................................................................................................................................14
PORT AUTO-DISABLE AND RETURN-TO-SERVICE DELAY ....................................................................................14
DS3/E3 Return to Service delay..........................................................................................................14
LAN Auto-Disable..............................................................................................................................14
CHAPTER 6: INTEROPERABILITY ......................................................................................................................... 15
LAN ..........................................................................................................................................................15
Autonegotiation problems...................................................................................................................15
SFP LAN Port 1..................................................................................................................................15
Pause Frames.......................................................................................................................................15
TELECOM .....................................................................................................................................................15
FIBER/COPPER MEDIA GATEWAYS ...................................................................................................................15
CHAPTER 7: TELECOM CONNECTIONS ................................................................................................................. 16
FRAMING AND PHYSICAL LINK ........................................................................................................................16
TELECOM CABLING ........................................................................................................................................16
CHAPTER 8: LAN CONNECTIONS AND PERFORMANCE ......................................................................................... 16
LAN PORTS ................................................................................................................................................16
AUTONEGOTIATION ........................................................................................................................................16
LAN CABLING .............................................................................................................................................17
LAN BUFFERING, LOADING AND FLOW CONTROL .............................................................................................17
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