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Alcatel-Lucent 7750 SR OS Interface Configuration Guide
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7750 SR OS
Interf
ace Configur
a
tion Guide
Software V
ersion:
7750 SR OS 8.0 r4
July 2010
Document Part Number: 93-0072-07-02
*93-0072-07-02*
2
Table of Contents
Default Chapter
3
Table of Contents
3
Preface
11
List of Technical Publications
12
Technical Support
13
Getting Started
15
Alcatel-Lucent 7750 SR-Series Router Configuration Process
15
Table 1: Configuration Process
15
Getting Started
16
7750 SR-Series Interfaces
17
Configuration Overview
19
Chassis Slots and Cards
19
Mcms
19
Mdas
20
Cmas
22
Versatile Service Module (VSM)
23
Oversubscribed Ethernet Mdas
24
Rate Limiting
24
Packet Classification and Scheduling
24
Table 2: Typical Mapping of Classes Onto Queues/Threshold
25
Channelized MDA/CMA Support
26
Channelized DS-1/E-1 CMA
26
Channelized OC-12/STM-4
26
Channelized CHOC-3/STM-1
27
Channelized any Service any Port (ASAP) CHOC-3/STM-1
27
Channelized OC-12/STM-4 ASAP Mdas
27
Channelized DS-3/E-3 ASAP MDA (4-Port)
28
Channelized DS-3/E-3 ASAP MDA (12-Port)
28
Channelized OC-3/STM-1 Circuit Emulation Services (CES) CMA and MDA
28
Network Interconnections
29
7750 SR-Series Interfaces
25
Digital Diagnostics Monitoring
30
Table 3: Real-Time DDM Information
31
Table 4: DDM Alarms and Warnings
32
Alcatel-Lucent Sfps and Xfps
33
Statistics Collection
33
Ports
34
Port Types
34
Port Features
38
SONET/SDH Port Attributes
38
SONET/ SDH Path Attributes
39
Table 5: Valid SONET and SDH Path Configurations
39
Multilink Frame Relay
40
Table 6: MLFR Bundle Link Integrity Configurable Parameters
42
FRF.12 End-To-End Fragmentation
43
FRF.12 UNI/NNI Link Fragmentation
44
MLFR/FRF.12 Support of APS, BFD, and Mirroring Features
44
Multilink Point-To-Point Protocol (MLPPP)
46
Figure 1: MLPPP 24-Bit Fragment Format
46
Figure 2: MLPPP 12-Bit Fragment Format
47
Figure 3: Frame Sequence of Events
50
Multi-Class MLPPP
52
Figure 4: Original MLPPP Header Format
52
Figure 5: MC-MLPPP Short Sequence Header Format
52
Table 7: Default Packet Forwarding Class to MLPPP Class Mapping
53
Table 8: Packet Forwarding Class to MLPPP Class Mapping
53
Table 9: MLPPP Class Queue Threshold Parameters
54
Figure 6: MLPPP Class Queue Thresholds for In-Profile and Out-Of-Profile Packets
54
Table 10: MLPPP Class Queue Scheduling Parameters
55
Figure 7: MLPPP Class Queue Scheduling Scheme
55
Table 11: MLPPP Ingress Qos Profile: Reassembly Timers (Msec)
56
Cisco HDLC
59
Table 12: Chdlc I-Frame
59
Table 13: Chdlc Protocol Fields
59
Automatic Protection Switching (APS)
62
Figure 8: APS Protection (Single Chassis APS) and Switchover
62
Table 14: SC-APS Versus MC-APS Protection
64
Figure 9: SC-APS Group with MDA and IOM Protection
65
Figure 10: MC-APS Group Protects against Node Failure
66
Table 15: APS Switching Modes
67
Table 16: K1 Byte, Bits 1-4: Type of Request
71
Table 17: K1 Byte, Bits 5-8 (and K2 Bits 1-4), Channel Number Code Assignments
72
Table 18: K2 Byte Functions
72
Table 19: Differences between SONET and SDH Standards
73
Table 20: Actions for the Bi-Directional Protection Switching Process
75
Figure 11: APS Working and Protection Circuit Example
76
Table 21: Switching Mode to MIB Mapping
79
Table 22: Supported APS Mode Combinations
80
Table 23: Mda/Port Type Pairing for APS
82
Figure 12: SC-APS MLPPP on Channelized Access Interfaces Example
84
Figure 13: MC-APS MLPPP on Channelized Access Intefaces Example
85
Figure 14: Multi-Chassis APS Application
86
Figure 15: Access and Node and Network Resilience
88
Figure 16: MC-APS with ATM VLL Redundancy
89
Figure 17: Mobile RAN with Microwave Transport Example
90
Figure 18: 1+1 APS Protected Microwave SDH Transport
91
Inverse Multiplexing over ATM (IMA)
92
Ethernet Local Management Interface (E-LMI)
95
Link Layer Discovery Protocol (LLDP)
96
Figure 19: LLDP Internal Architecture for a Network Node
97
Figure 20: Generic Customer Use Case for LLDP
98
LLDP Protocol Features
99
7750 SR-Series Interfaces
46
Lag
101
LAG Features
101
Configuring Lags
103
Figure 21: LAG Configuration
103
LAG and ECMP Hashing
104
Per Flow Hashing
104
Per Service Consistent Hashing
106
LAG on Access
108
LSR Hashing
109
Per-Fp-Ing-Queuing
112
Port Link Damping
113
Lacp
113
LAG Subgroups on Access for DSLAM Aggregation
113
Figure 22: LAG on Access Interconnection
114
Figure 23: LAG on Access Failure Switchover
114
Multi-Chassis LAG
116
Overview
117
Figure 24: MC-LAG Dual Homing to Remote PE Pairs
118
Figure 25: MC-LAG Dual Homing to Local PE-Pairs
119
MC-LAG and Subscriber Routed Redundancy Protocol (SRRP)
120
Point-To-Point (P2P) Redundant Connection Across Layer 2 VPN Network
121
Figure 26: P2P Redundant Connection through a Layer 2 VPN Network
121
DSLAM Dual Homing in Layer 2 TPSDA Model
123
Figure 27: DSLAM Dual-Homing Using MC-LAG
123
Figure 28: 802.1X Architecture
125
Figure 29: 802.1X Authentication Scenario
126
Figure 30: 802.1X EAPOL Timers (Left) and RADIUS Timers (Right)
128
G.8031 Protected Ethernet Tunnels
130
G.8032 Protected Ethernet Rings
131
802.3Ah OAM
132
OAM Events
133
Remote Loopback
134
802.3Ah OAM PDU Tunneling for Epipe Service
134
MTU Configuration Guidelines
135
Table 24: MTU Default Values
135
Figure 31: MTU Configuration Example
136
Table 25: MTU Configuration Example Values
137
Deploying Preprovisioned Components
138
Configuration Process Overview
139
Figure 32: Slot, Card, MDA, and Port Configuration and Implementation Flow
139
Configuration Notes
140
Configuring Physical Ports with CLI
141
Preprovisioning Guidelines
143
Predefining Entities
143
Preprovisioning a Port
144
Maximizing Bandwidth Use
145
Basic Configuration
146
Common Configuration Tasks
148
Configuring Cards and Mdas
149
Configuring Cards, MDA Carrier Modules (Mcms) and Media Dependent Adapters (Mdas)
150
Configuring Cards and Compact Media Adapters (Cmas)
151
Configuring Forwarding Plane Parameters
152
Configuring MDA/CMA Access and Network Pool Parameters
153
Configuring MDA Policies for Named Pools Mode
154
Configuring Ports
155
Configuring Port Pool Parameters
155
Changing Hybrid-Buffer-Allocation
158
Configuring APS Parameters
159
Configuring Ethernet Port Parameters
161
Ethernet Network Port
161
Ethernet Access Port
162
Configuring 802.1X Authentication Port Parameters
163
Configuring SONET/SDH Port Parameters
164
SONET/SDH Network Port
165
SONET/SDH Access Port
166
Configuring Channelized Ports
167
Table 26: Channelization Options Available on the 7750 SR Channelized Mdas
167
Table 27: Channelized Port Syntax Examples
171
Figure 33: Channelized DS3 Port Structure
173
Figure 34: Channelized OC-12 Port Structure
176
Configuring Channelized STM1/OC3 Parameters
185
Configuring ATM Saps
189
ATM SAP in an IES Service
189
ATM SAP in an Epipe Service
189
Configuring DWDM Port Parameters
190
Configuring Wavetracker Parameters
191
Configuring OTU Port Parameters
195
Configuring ATM Interface Parameters
197
Plcp/Direct Mapping
197
Table 28: Alarm State Interactions
198
ATM Interface Configurations
200
Configuring Frame Relay Parameters
202
SONET/SDH Interfaces
204
Configuring Multilink PPP Bundles
206
Configuring Multilink ATM Inverse Multiplexing (IMA) Bundles
207
IMA Bundles
207
Multi-Class MLPPP
210
IMA Test Procedure
211
Configuring Bundle Protection Group Ports
212
Configuring LAG Parameters
217
Configuring G.8031 Protected Ethernet Tunnels
218
Service Management Tasks
220
Modifying or Deleting an MDA, MCM, or CMA
220
Modifying a Card Type
221
Deleting a Card
222
Deleting Port Parameters
222
Soft IOM Reset
223
Card, MDA, and Port Command Reference
225
Port Configuration Commands
229
Ethernet Commands
232
Monitor Commands
254
Table 29: DWDM Channel Numbers
280
Frame Relay Commands
391
Port Monitor Commands
598
Standards and Protocol Support
621
Index
627
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Alcatel-Lucent 7750 SR OS Specifications
General
Brand
Alcatel-Lucent
Model
7750 SR OS
Category
Network Router
Language
English
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