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ZyXEL Communications P-2302R-P1C User Manual

Page 124

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P2302R-P1C Support Notes


All contents Copyright

2007 ZyXEL Communications Corporation.

124

Total Length = 0x0028 (40)

Idetification = 0x350B (13579)

Flags = 0x02

Fragment Offset = 0x00

Time to Live = 0x80 (128)

Protocol = 0x06 (TCP)

Header Checksum = 0x3C79 (15481)

Source IP = 0xC0A80102 (192.168.1.2)

Destination IP = 0xC01F0782 (192.31.7.130)

TCP Header:

Source Port = 0x045C (1116)

Destination Port = 0x0050 (80)

Sequence Number = 0x00BD15A8 (12391848)

Ack Number = 0x4AD1B580 (1255257472)

Header Length = 20

Flags = 0x10 (.A....)

Window Size = 0x2238 (8760)

Checksum = 0xE8ED (59629)

Urgent Ptr = 0x0000 (0)

TCP Data: (Length=6, Captured=6)

0000: 20 20 20 20 20 20

RAW DATA:

0000: 00 A0 C5 92 13 11 00 80-C8 4C EA 63 08 00 45 00 .........L.c..E.

0010: 00 28 35 0B 40 00 80 06-3C 79 C0 A8 01 02 C0 1F .(5.@...

0020: 07 82 04 5C 00 50 00 BD-15 A8 4A D1 B5 80 50 10 ...\.P....J...P.

0030: 22 38 E8 ED 00 00 20 20-20 20 20 20 "8....

2. Trace WAN packet

1.1 Disable to capture the LAN packet by entering:

sys trcp channel enet0 none

1.2 Enable to capture the WAN packet by entering:

sys trcp channel enet1 bothway

1.3 Enable the trace log by entering:

sys trcp sw on

&

sys trcl sw on

1.4 Display the brief trace online by entering:

sys trcd brief