Fido FireBrick FB2700, Руководство пользователя

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FireBrick FB2700 User Manual
ix
17.8.3. Overflow .................................................................................................... 110
17.8.4. Out of hours ............................................................................................... 110
17.9. Call pickup/steal ..................................................................................................... 110
17.10. Busy lamp field .................................................................................................... 111
17.11. Using RADIUS .................................................................................................... 111
17.11.1. RADIUS accounting ................................................................................... 111
17.11.2. RADIUS authentication ............................................................................... 111
17.11.2.1. Call routing by RADIUS ................................................................... 112
17.12. Call recording ...................................................................................................... 113
17.13. Voicemail and IVR services ................................................................................... 114
17.14. Call Data Records ................................................................................................. 114
17.15. Technical details ................................................................................................... 115
17.16. Custom tones ....................................................................................................... 115
18. BGP ............................................................................................................................... 117
18.1. What is BGP? ........................................................................................................ 117
18.2. BGP Setup ............................................................................................................ 117
18.2.1. Overview .................................................................................................... 117
18.2.2. Standards .................................................................................................... 117
18.2.3. Simple example setup ................................................................................... 118
18.2.4. Peer type .................................................................................................... 118
18.2.5. Route filtering ............................................................................................. 119
18.2.5.1. Matching attributes ............................................................................ 119
18.2.5.2. Action attributes ................................................................................ 119
18.2.6. Well known community tags .......................................................................... 120
18.2.7. Announcing black hole routes ........................................................................ 120
18.2.8. Announcing dead end routes .......................................................................... 121
18.2.9. Bad optional path attributes ........................................................................... 121
18.2.10. <network> element ..................................................................................... 121
18.2.11. <route>, <subnet> and other elements ............................................................ 121
18.2.12. Route feasibility testing ............................................................................... 121
18.2.13. Diagnostics ................................................................................................ 122
18.2.14. Router shutdown ........................................................................................ 122
18.2.15. TTL security ............................................................................................. 122
19. OSPF .............................................................................................................................. 123
19.1. What is OSPF? ...................................................................................................... 123
19.2. OSPF Setup ........................................................................................................... 123
19.2.1. Overview .................................................................................................... 123
19.2.2. Standards .................................................................................................... 123
19.2.3. Simple example setup ................................................................................... 124
19.2.4. <ospf> configelement ................................................................................... 124
20. Internet Service Providers ................................................................................................... 125
20.1. Background ........................................................................................................... 125
20.1.1. How it all began .......................................................................................... 125
20.1.2. Point to Point Protocol .................................................................................. 125
20.1.3. L2TP ......................................................................................................... 125
20.1.4. Broadband .................................................................................................. 126
20.1.5. RADIUS ..................................................................................................... 126
20.1.6. BGP .......................................................................................................... 126
20.2. Incoming L2TP connections ..................................................................................... 126
20.3. The importance of CQM graphs ................................................................................ 127
20.4. Authentication ........................................................................................................ 127
20.5. Accounting ............................................................................................................ 128
20.6. RADIUS Control messages ...................................................................................... 128
20.7. PPPoE .................................................................................................................. 128
20.8. Typical configuration .............................................................................................. 128
20.8.1. Interlink subnet ............................................................................................ 128