Nortel Networks 8000 - Manual (Page 17)

Nortel Secure Router 8000 Series
Configuration -WAN Access
Figures
Figure 3-1 CE1 interfaces binding................................................................................................................... 3-31
Figure 3-2 E1 interfaces binding......................................................................................................................3-35
Figure 3-3 Schematic diagram of CE3 interface configuration....................................................................... 3-38
Figure 4-1 STM-N frame structure.................................................................................................................... 4-3
Figure 4-2 Process of multiplexing E1 to STM-1............................................................................................ 4-4
Figure 4-3 Process of multiplexing T1 to STM-1............................................................................................ 4-4
Figure 4-4 Sequence of arrangement of TUG-3, TUG-2 and TU-12 in VC-4.................................................. 4-5
Figure 4-5 Networking diagram of connecting routers directly through POS interfaces................................ 4-27
Figure 4-6 Networking diagram of using STM-1 CPOS interface.................................................................. 4-30
Figure 5-1 Networking diagram of configuring the sub-interface...................................................................5-16
Figure 5-2 Networking diagram of configuring the loopback interface..........................................................5-18
Figure 6-1 PPP link operation process.............................................................................................................. 6-4
Figure 6-2 Networking diagram of PAP or CHAP authentication.................................................................. 6-47
Figure 6-3 Networking diagram of the MP-group binding............................................................................ 6-54
Figure 6-4 Networking diagram of the MP binding....................................................................................... 6-59
Figure 6-5 Networking diagram of the MP configuration..............................................................................6-70
Figure 7-1 X.25 network model......................................................................................................................... 7-3
Figure 7-2 X.25 protocol Layer......................................................................................................................... 7-4
Figure 7-3 X.25 packet and LAPB frame.......................................................................................................... 7-5
Figure 7-4 Interrelationship between LAPB, X.25 and X.25 switching............................................................7-6
Figure 7-5 Diagram of X.25 network load balancing........................................................................................ 7-7
Figure 7-6 XOT typical application diagram..................................................................................................... 7-8
Figure 7-7 X.25 channel division.....................................................................................................................7-16
Figure 7-8 LAN interconnection through X.25............................................................................................... 7-24
Figure 7-9 X.25 switching networking diagram.............................................................................................. 7-30
Figure 7-10 Direct connection between two routers through serial interfaces (LAPB).................................. 7-39
Issue 5.3 (30 March 2009) Nortel Networks Inc. xv