Avaya Configuring Traffic Filters and Protocol Prioritization Manuale Utente Scaricare il pdf (Pagina 66)

Configuring Traffic Filters and Protocol Prioritization

3-16

303543-A Rev 00

User-Defined XNS Criteria

In addition to the predefined filter criteria, you can create traffic filters with

user-defined criteria by specifying an offset and length to this reference field in the

XNS header:

XNS Actions

The XNS filtering actions are Accept, Drop, and Log.

Reference Field Description

XNS_BASE Points to the first byte in the XNS header

1 2 ... 61 62 63 64 65 66 67 68 69 70 71 ... 161 162

Configuring Traffic Filters 1
Trademarks 2
Restricted Rights Legend 2
Statement of Conditions 2
Contents 5
Before You Begin 15
Text Conventions 16
Acronyms 17
How to Get Help 19
Chapter 1 21
Using Traffic Filters 21
Inbound Traffic Filters 22
Outbound Traffic Filters 23
Filtering Strategies 24
Combine Filters 25
Build a Firewall 25
Traffic Filter Components 26
Predefined Criteria 28
User-Defined Criteria 30
Using Filter Templates 33
Chapter 2 35
Priority Queuing 36
The Dequeuing Process 37
Caution: 41
Tuning Concepts 44
Queue Size Example 46
Reconfiguring Queue Size 46
Examples 47
Chapter 3 51
Ethernet Header 52
IEEE 802.2 LLC Header 52
Transparent Bridge Actions 54
Predefined SRB Criteria 55
User-Defined SRB Criteria 56
SRB Actions 56
Predefined DECnet Criteria 57
User-Defined DECnet Criteria 57
DECnet Actions 57
DLSw Criteria and Actions 58
IP Criteria and Actions 59
IP Actions 60
IPX Criteria and Actions 61
LLC2 Criteria and Actions 62
OSI Criteria and Actions 63
VINES Criteria and Actions 64
XNS Criteria and Actions 65
User-Defined XNS Criteria 66
XNS Actions 66
Chapter 4 67
Selecting Predefined Criteria 68
Traffic Filters 69
Predefined IP Criteria 71
Data Link Reference Points 73
IP Reference Points 75
Selecting Actions 76
Prioritizing Actions 77
Dial Service Actions 77
Chapter 5 79
Specifying MAC Address Ranges 80
SRB Functional MAC Addresses 81
Table 5-3. SAP Codes 82
Table 5-4. Frame Relay NLPIDs 83
Table 5-5. PPP Protocol IDs 83
Table 5-7 84
Chapter 6 89
Table 6-2 100
303543-A Rev 00 101
Chapter 7 109
Creating a Template 112
(continued) 113
(continued) 115
Customizing Templates 117
SRB_DSAP_hiQ 121
Drop_Telnet_S42 121
Precedence 130
Appendix A 133
Appendix B 141
TCP and UDP ports: 142
S41_accepted 143
Length Range 146
Configuring DLSw 149
Services 149
Implementation Notes 151

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