ZyXEL Communications ZyXEL ZyWALL 5 - Manual (Page 490)

ZyWALL 5 User’s Guide
Chapter 37 System Information & Diagnosis 489
37.4.3 Call-Triggering Packet
Call-Triggering Packet displays information about the packet that triggered a dial-out call in
an easy readable format. Equivalent information is available in menu 24.1 in hex format. An
example is shown next.
Figure 302 Call-Triggering Packet Example
37.5 Diagnostic
The diagnostic facility allows you to test the different aspects of your ZyWALL to determine
if it is working properly. Menu 24.4 allows you to choose among various types of diagnostic
tests to evaluate your system, as shown next.
Follow the procedure below to get to Menu 24.4 - System Maintenance - Diagnostic.
IP Frame: ENET0-RECV Size: 44/ 44 Time: 17:02:44.262
Frame Type:
IP Header:
IP Version = 4
Header Length = 20
Type of Service = 0x00 (0)
Total Length = 0x002C (44)
Identification = 0x0002 (2)
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
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