Filters and QoS Configuration for ERS 5500
Technical Configuration Guide v2.0 NN48500-559
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Table of Contents
DOCUMENT UPDATES..................................................................................................................5
CONVENTIONS...............................................................................................................................5
1. OVERVIEW: ETHERNET ROUTING SWITCH 5500 QOS AND FILTERING........................6
2. QOS FLOW CHART................................................................................................................9
3. FILTER FUNCTIONALITY ....................................................................................................10
3.1 OVERALL CLASSIFICATION FUNCTIONALITY........................................................................10
3.2 CLASSIFIER BLOCK FUNCTIONALITY ..................................................................................10
3.3 PORT RANGE FUNCTIONALITY...........................................................................................11
3.4 POLICIES ......................................................................................................................... 12
4. QUEUE SETS........................................................................................................................ 14
5. TRAFFIC METER AND SHAPING........................................................................................ 19
5.1 ACTUAL BUCKET SIZE.......................................................................................................20
5.2 POLICING TRAFFIC ...........................................................................................................20
5.3 INTERFACE SHAPER ......................................................................................................... 22
6. DEFAULT NORTEL CLASS OF SERVICE ..........................................................................24
7. QOS ACCESS LISTS (ACL)................................................................................................. 25
7.1 ACL CONFIGURATION....................................................................................................... 25
8. IP SECURITY FEATURES.................................................................................................... 30
8.1 DHCP SNOOPING ............................................................................................................ 30
8.2 DYNAMIC ARP INSPECTION ..............................................................................................30
8.3 IP SOURCE GUARD .......................................................................................................... 31
9. BPDU FILTERING.................................................................................................................32
9.1 BPDU FILTERING CONFIGURATION ................................................................................... 32
10. QOS INTERFACE APPLICATIONS.................................................................................. 33
10.1 ARP SPOOFING ...............................................................................................................34
10.2 DHCP ATTACKS ..............................................................................................................35
10.3 DOS................................................................................................................................36
10.4 BPDU BLOCKING............................................................................................................. 37
11. CONFIGURATION STEPS – POLICY CONFIGURATION............................................... 38
11.1 ROLE COMBINATION ......................................................................................................... 38
11.2 CLASSIFICATION............................................................................................................... 39
11.3 METERS...........................................................................................................................41
11.4 ADD A NEW POLICY.......................................................................................................... 42
12. CONFIGURATION EXAMPLES........................................................................................43
12.1 PRE-DEFINED VALUES ...................................................................................................... 43
12.2 CONFIGURATION EXAMPLE 1 – TRAFFIC METER USING POLICIES........................................44
12.3 CONFIGURATION EXAMPLE – IP ACL, DHCP SNOOPING, ARP INSPECTION, BPDU
FILTERING, AND SOURCE GUARD .................................................................................................. 50
12.4 CONFIGURATION EXAMPLE 3: PORT RANGE USING ACL OR POLICY ................................... 59
12.5 CONFIGURATION EXAMPLE 4 – L2 CLASSIFICATION BASED ON MAC ADDRESS ...................62
12.6 CONFIGURATION EXAMPLE 5 – L2 AND L3 CLASSIFICATION................................................64
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