ZyWALL 2 and ZyWALL 2WE

 

IP Frame: ENET0-RECV Size:

44/

44 Time: 17:02:44.262

 

 

 

 

Frame Type:

 

 

 

 

IP Header:

=

4

 

 

IP Version

 

 

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:

=

0x0401 (1025)

 

 

Source Port

 

 

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:

 

00-FE 06 FB 20 C0 A8 01 01 E......... ....

 

 

0000: 45 00 00 2C 00 02 00

 

 

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...

 

 

 

 

 

 

 

 

 

 

 

 

Figure 21-9 Call-Triggering Packet Example

21.5 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. Step 1. From the main menu, select option 24 to open Menu 24 - System Maintenance.

System Information and Diagnosis

21-11