ZyXEL Communications 2602RL-D3A manual Before you Begin, Detailed format of the Ethernet Version

Models: 2602RL-D3A

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Prestige 2602RL-D3A Support Notes

This configuration example shows you how to use a Generic Filter to block a specific MAC address of the LAN.

Before you Begin

Before you configure the filter, you need to know the MAC address of the client first. The MAC address can be provided by the NICs. If there is the LAN packet passing through the Prestige you can identify the uninteresting MAC address from the Prestige's LAN packet trace. Please have a look at the following example to know the trace of the LAN packets.

ras> sys trcp channel enet0 bothway ras> sys trcp sw on

Now a client on the LAN is trying to ping Prestige………

ras> sys trcp sw off ras> sys trcp disp

TIME: 37c060 enet0-RECV len:74 call=0

0000: [00 a0 c5 01 23 45] [00 80 c8 4c ea 63] 08 00 45 00

 

0010: 00 3c eb 0c 00 00 20 01

e3

ea ca 84

9b 5d ca 84

 

 

0020: 9b 63 08 00

45

5c

03

00

05

00 61 62 63 64

65 66

 

 

0030: 67 68 69 6a 6b 6c

6d

6e

6f

70

71 72

73 74

75 76

 

 

0040: 77 61 62 63

64

65

66

67

68

69

 

 

 

 

 

TIME: 37c060

enet0-XMIT len:74 call=0

 

 

 

 

0000: [00 80 c8 4c ea 63] [00

a0

c5

01 23

45] 08 00 45 00

 

 

0010: 00 3c 00 07

00

00 fe 01

f0

ef ca 84 9b 63 ca 84

 

 

0020: 9b 5d

00 00

4d

5c

03

00

05

00

61 62

63 64

65 66

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0030: 67 68

69 6a

6b

6c

6d

6e

6f

70

71 72

73 74

75 76

 

 

0040: 77 61

62 63

64

65

66

67

68

69

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

The detailed format of the Ethernet Version II:

+Ethernet Version II

-Address: 00-80-C8-4C-EA-63 (Source MAC) ---->00-A0-C5-23-45 (Destination MAC)

-Ethernet II Protocol Type: IP

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All contents copyright (c) 2007 ZyXEL Communications Corporation.

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ZyXEL Communications 2602RL-D3A manual Before you Begin, Detailed format of the Ethernet Version