Chapter 14 System information and diagnosis
175
Nortel Business Secure Router 252 Configuration — Advanced
With the diagnostic facility, you can test the different aspects of your Business
Secure Router to determine if it is working properly. In Menu 24.4, you can
choose among various types of diagnostic tests to evaluate your system, as shown
in
Figure 86
.
Flags = 0x00
Fragment Offset = 0x00
Time to Live = 0xFE (254)
Protocol = 0x06 (TCP)
Header Checksum = 0xFB20 (64288)
Source IP = 0xC0A80101 (192.168.1.1)
Destination IP = 0x00000000 (0.0.0.0)
TCP Header:
Source Port = 0x0401 (1025)
Destination Port = 0x000D (13)
Sequence Number = 0x05B8D000 (95997952)
Ack Number = 0x00000000 (0)
Header Length = 24
Flags = 0x02 (....S.)
Window Size = 0x2000 (8192)
Checksum = 0xE06A (57450)
Urgent Ptr = 0x0000 (0)
Options =
0000: 02 04 02 00
RAW DATA:
0000: 45 00 00 2C 00 02 00 00-FE 06 FB 20 C0 A8 01 01 E......... ....
0010: 00 00 00 00 04 01 00 0D-05 B8 D0 00 00 00 00 00 ................
0020: 60 02 20 00 E0 6A 00 00-02 04 02 00
Press any key to continue...
Summary of Contents for 252
Page 14: ...14 Contents NN47923 501 ...
Page 20: ...20 Figures NN47923 501 ...
Page 24: ...24 Tables NN47923 501 ...
Page 30: ...30 Preface NN47923 501 ...
Page 42: ...42 Chapter 1 Getting to know your Nortel Business Secure Router 252 NN47923 501 ...
Page 48: ...48 Chapter 2 Introducing the SMT NN47923 501 SMT menus at a glance Figure 6 SMT overview ...
Page 72: ...72 Chapter 3 WAN and Dial Backup Setup NN47923 501 ...
Page 80: ...80 Chapter 4 LAN setup NN47923 501 ...
Page 84: ...84 Chapter 5 Internet access NN47923 501 ...
Page 98: ...98 Chapter 6 Remote Node setup NN47923 501 ...
Page 102: ...102 Chapter 7 IP Static Route Setup NN47923 501 ...
Page 130: ...130 Chapter 9 Network Address Translation NAT NN47923 501 ...
Page 156: ...156 Chapter 12 SNMP Configuration NN47923 501 ...
Page 178: ...178 Chapter 14 System information and diagnosis NN47923 501 ...
Page 198: ...198 Chapter 15 Firmware and configuration file maintenance NN47923 501 ...
Page 212: ...212 Chapter 17 Remote Management NN47923 501 ...
Page 232: ...232 Appendix B Triangle Route NN47923 501 ...
Page 252: ...252 Appendix D PPPoE NN47923 501 ...
Page 256: ...256 Appendix E Hardware specifications NN47923 501 ...
Page 266: ...266 Appendix F IP subnetting NN47923 501 ...
Page 308: ...308 Appendix H NetBIOS filter commands NN47923 501 ...
Page 332: ...332 Appendix K Brute force password guessing protection NN47923 501 ...