Priority queuing................................................................................................................................
244
Chapter 10: Modems and the Branch Gateway................................................................
247
Modems and the Branch Gateway............................................................................................................
247
USB-modem interface configuration................................................................................................
247
Chapter 11: WAN interfaces...............................................................................................
251
WAN interfaces.........................................................................................................................................
251
Configuring the initial WAN..............................................................................................................
251
WAN configuration and testing connectivity.....................................................................................
255
Modem dial backup logging messages............................................................................................
271
Chapter 12: Emergency Transfer Relay (ETR).................................................................
299
Emergency Transfer Relay (ETR).............................................................................................................
299
ETR state configuration....................................................................................................................
299
Summary of ETR commands...........................................................................................................
300
Chapter 13: SNMP...............................................................................................................
303
SNMP........................................................................................................................................................
303
Agent and manager communication.................................................................................................
304
SNMP versions.................................................................................................................................
305
SNMP trap configuration..................................................................................................................
309
Dynamic trap manager.....................................................................................................................
313
SNMP configuration examples.........................................................................................................
315
Chapter 14: Contact closure..............................................................................................
317
Contact closure.........................................................................................................................................
317
Configuring contact closure hardware..............................................................................................
318
Software contact closure..................................................................................................................
318
Chapter 15: Announcement files.......................................................................................
321
Announcement files...................................................................................................................................
321
Announcement file operations..........................................................................................................
321
Chapter 16: Advanced switching.......................................................................................
327
Advanced switching..................................................................................................................................
327
VLAN configuration..........................................................................................................................
327
Port redundancy...............................................................................................................................
333
Port mirroring....................................................................................................................................
337
Spanning tree...................................................................................................................................
338
Port classification.............................................................................................................................
343
Chapter 17: Monitoring applications.................................................................................
345
Monitoring applications.............................................................................................................................
345
RMON..............................................................................................................................................
345
RTP statistics...................................................................................................................................
348
Packet sniffing..................................................................................................................................
382
Interface status reports.....................................................................................................................
403
CNA test plugs.................................................................................................................................
404
Echo cancellation.............................................................................................................................
410
Integrated analog testing – Test and Heal.......................................................................................
412
Service Level Agreement Monitor Agent..........................................................................................
419
Chapter 18: The router........................................................................................................
421
The router..................................................................................................................................................
421
Enabling and disabling the router.....................................................................................................
422
Administering Avaya G430 Branch Gateway October 2013 9