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发表于 2011-1-31 22:20:56
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就借宝地一用了,为了更进一步弄清这个RG200E-AB的工作原理,我把iptv机顶盒接在iTV口,然后在RG200E的WAN口接一台带tcpdump的上网本:tcpdump -vvv -XX -l -e -i eth17 u# o! K+ f& R6 s, I( |
. R2 C! w- R( ?- [; F' h采集到3种包:无vlan tag的pppoe(这个应该是宽带上网的pppoe拨号), vlan tag为46的DHCP请求(无vendor option,应该是那个所谓的管理端口),vlan tag为85的DHCP请求(有vender option,应该是iptv盒子发出来的,好些格式出了vlan tag其它和我昨天直接在iptv eth口采集到的一样)
g1 ]7 q: A' l22:05:47.791669 b4:41:7a:0e:0b:00 (oui Unknown) > Broadcast, ethertype PPPoE D (0x8863), length 60: PPPoE PADI [Service-Name] [Host-Uniq 0x00488008]
6 [/ d( ?) }0 x5 Z 0x0000: ffff ffff ffff b441 7a0e 0b00 8863 1109 .......Az....c..
* n/ O, [$ y# A0 N; L- B# J 0x0010: 0000 000c 0101 0000 0103 0004 0048 8008 .............H..
. E; o1 R. D5 l; ^+ X, F 0x0020: 0000 0000 0000 0000 0000 0000 0000 0000 ................: Y' F* t1 L3 n0 o
0x0030: 0000 0000 0000 0000 0000 0000 ............1 C! N8 L3 {/ k9 ]
22:05:47.791865 b4:41:7a:0e:0b:00 (oui Unknown) > 00:90:1a:a2:da:2a (oui Unknown), ethertype PPPoE D (0x8863), length 60: PPPoE PADT [ses 0x221] [Host-Uniq 0x00488008] [Service-Name]
0 K2 h/ I) `9 \4 M5 M9 B5 A! H+ J 0x0000: 0090 1aa2 da2a b441 7a0e 0b00 8863 11a7 .....*.Az....c.., J/ W& ?+ ]+ s+ e& [1 Z
0x0010: 0221 000c 0103 0004 0048 8008 0101 0000 .!.......H......7 B4 ?3 m! A$ p
0x0020: 0000 0000 0000 0000 0000 0000 0000 0000 ................
( g& E6 B* y0 B/ M0 R 0x0030: 0000 0000 0000 0000 0000 0000 ............
/ ]' j5 s( c+ t2 j: k( G22:05:50.795926 b4:41:7a:0e:0b:00 (oui Unknown) > Broadcast, ethertype PPPoE D (0x8863), length 60: PPPoE PADI [Host-Uniq 0x00488008] [Service-Name]
, F+ i# H3 V0 x 0x0000: ffff ffff ffff b441 7a0e 0b00 8863 1109 .......Az....c..9 ~# N; T# X' f1 T v! h
0x0010: 0000 000c 0103 0004 0048 8008 0101 0000 .........H......
" X' N, \, n4 q% W 0x0020: 0000 0000 0000 0000 0000 0000 0000 0000 ................; f$ e% `( g" ]3 T4 y: w; P7 P( n
0x0030: 0000 0000 0000 0000 0000 0000 ............8 h' |& T2 B& {9 I* |/ m
22:05:52.380082 00:15:eb:6a:a4:b7 (oui Unknown) > Broadcast, ethertype 802.1Q (0x8100), length 594: vlan 85, p 0, ethertype IPv4, (tos 0x0, ttl 64, id 17589, offset 0, flags [none], proto UDP (17), length 576)- K9 ^% v/ N. c' f( e& E
0.0.0.0.bootpc > 255.255.255.255.bootps: [udp sum ok] BOOTP/DHCP, Request from 00:15:eb:6a:a4:b7 (oui Unknown), length 548, xid 0xdf11aa19, Flags [none] (0x0000)) z( u9 a2 G( t: I. K& b8 Q6 u, t
Client-Ethernet-Address 00:15:eb:6a:a4:b7 (oui Unknown)
3 ^3 _8 }) y& c- E Vendor-rfc1048 Extensions
( S' [+ H( P- W w- E Magic Cookie 0x63825363
5 q" P* d, E$ t7 v- M DHCP-Message Option 53, length 1: Discover+ Q4 |/ V( \4 k3 w+ f% L/ t, @
Parameter-Request Option 55, length 8: : ]& I4 l' P- j |) c
Subnet-Mask, Default-Gateway, Domain-Name-Server, Hostname
* b5 f7 a1 A2 Z, a Domain-Name, BR, Router-Discovery, Static-Route
/ {7 l: X+ X* r' x* |, R Hostname Option 12, length 32: "ea1001000000004000000015EB6AA4B7"* y2 x' U" S! O7 n: @
Vendor-Class Option 60, length 53: "^@^@^_1^A%!M-x!M-Y^L^@<M-5D^@^@^@^@^@^@M-YM-xM-vJM-{M-p^PM-S M-^I^GM-|M-^JM-RWM-[M-lM->?M-;M-gM-@^]M-j^OM-^YM-'^AM-@M-^_sb"
+ C' v! S+ m4 J. p$ Z! a END Option 255, length 0
+ Z: J! z4 B) }" u PAD Option 0, length 0, occurs 205
) Y: J$ U9 \, r" ]) Q1 ^ 0x0000: ffff ffff ffff 0015 eb6a a4b7 8100 0055 .........j.....U
' C6 U3 C" K# r0 i 0x0010: 0800 4500 0240 44b5 0000 4011 33f9 0000 ..E..@D...@.3...$ V5 M2 d- `9 B! ?, R! k
0x0020: 0000 ffff ffff 0044 0043 022c faa4 0101 .......D.C.,....5 E. z) K! a8 C K% O/ O0 N5 z
0x0030: 0600 df11 aa19 0000 0000 0000 0000 0000 ................! d! m4 {% y! B/ I: l% m
0x0040: 0000 0000 0000 0000 0000 0015 eb6a a4b7 .............j../ X$ e- n" S; v" `9 i( s
0x0050: 0000 0000 0000 0000 0000 0000 0000 0000 ................4 y1 D. W% Q( w! i. A
0x0060: 0000 0000 0000 0000 0000 0000 0000 0000 ................: Y. R# \; d4 c2 j, H4 i- \
0x0070: 0000 0000 0000 0000 0000 0000 0000 0000 ................+ ^5 ]7 ?% y/ V/ |
0x0080: 0000 0000 0000 0000 0000 0000 0000 0000 ................% B/ J" F$ c6 ^8 x T: m; u
0x0090: 0000 0000 0000 0000 0000 0000 0000 0000 ................2 P3 X* X2 @8 x. V% c5 E
0x00a0: 0000 0000 0000 0000 0000 0000 0000 0000 ................) L$ ]9 S" e, z% L
0x00b0: 0000 0000 0000 0000 0000 0000 0000 0000 ................* F i- G ?2 n8 w' Z9 X
0x00c0: 0000 0000 0000 0000 0000 0000 0000 0000 ................6 m7 g" p8 L% d/ C! @5 p
0x00d0: 0000 0000 0000 0000 0000 0000 0000 0000 ................+ u' A& L5 C" J, Y! e
0x00e0: 0000 0000 0000 0000 0000 0000 0000 0000 ................/ d1 u. o3 }, e6 b! W! H
0x00f0: 0000 0000 0000 0000 0000 0000 0000 0000 ................4 g1 P* y. n2 ~; Y% E5 R- F
0x0100: 0000 0000 0000 0000 0000 0000 0000 0000 ................0 [1 D3 K; [$ D, L
0x0110: 0000 0000 0000 0000 0000 6382 5363 3501 ..........c.Sc5.7 A* w, R9 p- K
0x0120: 0137 0801 0306 0c0f 1c1f 210c 2065 6131 .7........!..ea13 T5 ^( [. P. ~) Z5 v; B
0x0130: 3030 3130 3030 3030 3030 3034 3030 3030 00100000000400005 _$ v+ `) w' E! B% o- C7 o
0x0140: 3030 3031 3545 4236 4141 3442 373c 3500 00015EB6AA4B7<5.
$ c6 O. ~' E: e: V0 d& d 0x0150: 001f 3101 2521 f821 d90c 003c b544 0000 ..1.%!.!...<.D..
) _5 \1 b% v* Q, Y, }5 K/ ~ 0x0160: 0000 0000 d9f8 f64a fbf0 10d3 2089 07fc .......J......../ O, I3 h d$ ^" R$ ^
0x0170: 8ad2 57db ecbe 3fbb e7c0 1dea 0f99 a701 ..W...?.........* W; n' {' N5 i& O* G8 C4 |* u
0x0180: c09f 7362 ff00 0000 0000 0000 0000 0000 ..sb............, b/ ^% o; F+ G, X
0x0190: 0000 0000 0000 0000 0000 0000 0000 0000 ................8 M) h( e4 ~% n7 }$ D/ l" F- w" s+ e
0x01a0: 0000 0000 0000 0000 0000 0000 0000 0000 ................& V$ \' h# R Q4 A5 F& S I
0x01b0: 0000 0000 0000 0000 0000 0000 0000 0000 ................
/ f, m. f/ p) d 0x01c0: 0000 0000 0000 0000 0000 0000 0000 0000 ................
3 U6 ^ A; A$ }5 N- ` 0x01d0: 0000 0000 0000 0000 0000 0000 0000 0000 ................' X* H5 C( V* U5 ~: l5 A
0x01e0: 0000 0000 0000 0000 0000 0000 0000 0000 ................
' d2 F D% p4 V. M# O X7 p 0x01f0: 0000 0000 0000 0000 0000 0000 0000 0000 ................
: d. x9 T) s- }/ d 0x0200: 0000 0000 0000 0000 0000 0000 0000 0000 ................+ F7 _! E/ U; a0 R& @
0x0210: 0000 0000 0000 0000 0000 0000 0000 0000 ................
+ Y3 Z) R6 ]" t9 b8 g- T6 g5 ` 0x0220: 0000 0000 0000 0000 0000 0000 0000 0000 ................$ k/ ?0 j/ d0 c& i
0x0230: 0000 0000 0000 0000 0000 0000 0000 0000 ................; E+ f# N% C, K4 ^! r5 j4 z
0x0240: 0000 0000 0000 0000 0000 0000 0000 0000 ................1 Y# l+ \2 i+ X) V& j K
0x0250: 0000 ..# c* H5 d3 S [- B4 F4 I% {8 r
22:05:52.803210 b4:41:7a:0e:0b:00 (oui Unknown) > Broadcast, ethertype PPPoE D (0x8863), length 60: PPPoE PADI [Service-Name] [Host-Uniq 0x00488008]
& b8 K$ u6 p$ l% c2 Z 0x0000: ffff ffff ffff b441 7a0e 0b00 8863 1109 .......Az....c../ |5 l# J* k5 E1 Z% T6 G
0x0010: 0000 000c 0101 0000 0103 0004 0048 8008 .............H..
|$ Z* Q+ T2 k$ H ?- G9 @. ^4 ?' X5 p 0x0020: 0000 0000 0000 0000 0000 0000 0000 0000 ................! S/ z5 [7 ]9 ?; K' G5 J
0x0030: 0000 0000 0000 0000 0000 0000 ............
4 W3 ~1 I) d( s22:05:54.385241 b4:41:7a:0e:0b:02 (oui Unknown) > Broadcast, ethertype 802.1Q (0x8100), length 298: vlan 46, p 0, ethertype IPv4, (tos 0x0, ttl 64, id 0, offset 0, flags [none], proto UDP (17), length 280); S& x. j# O5 n" P# B4 h
0.0.0.0.bootpc > 255.255.255.255.bootps: [udp sum ok] BOOTP/DHCP, Request from b4:41:7a:0e:0b:02 (oui Unknown), length 252, xid 0x12a01185, Flags [none] (0x0000). F- I. L" [2 N Y* s
Client-Ethernet-Address b4:41:7a:0e:0b:02 (oui Unknown)
/ _/ X5 s9 R, d7 o" D/ z4 T4 Y! l Vendor-rfc1048 Extensions H3 \6 Z( j6 Q) o; O6 o* |+ I: O
Magic Cookie 0x63825363' @* T/ B: F4 C5 U% V
DHCP-Message Option 53, length 1: Discover9 P4 P; q6 m& ?5 A/ T% I
Parameter-Request Option 55, length 6:
Q( U! u E4 Q6 p Subnet-Mask, Default-Gateway, Domain-Name-Server, Hostname
R3 L" X0 P9 |# M Domain-Name, BR
) x4 d: Z/ h$ V END Option 255, length 0! I7 t& s# }3 @& U
0x0000: ffff ffff ffff b441 7a0e 0b02 8100 002e .......Az.......! M, J- Y# |, C; d X7 u
0x0010: 0800 4500 0118 0000 0000 4011 79d6 0000 ..E.......@.y...
9 O9 w R7 c w. S* b 0x0020: 0000 ffff ffff 0044 0043 0104 79b4 0101 .......D.C..y...
]" u/ k( K) g 0x0030: 0600 12a0 1185 0000 0000 0000 0000 0000 ................# t. x. C- n2 n j4 `/ j
0x0040: 0000 0000 0000 0000 0000 b441 7a0e 0b02 ...........Az...
6 Q& e4 A, A. z. x( I 0x0050: 0000 0000 0000 0000 0000 0000 0000 0000 ................5 D8 g- q3 x- Y2 p& @- Q: z
0x0060: 0000 0000 0000 0000 0000 0000 0000 0000 ................
0 {2 r6 d5 }# K3 [ 0x0070: 0000 0000 0000 0000 0000 0000 0000 0000 ................
$ d, _6 n; g- P: H2 c 0x0080: 0000 0000 0000 0000 0000 0000 0000 0000 ................
: r/ X, [* d+ D! a/ X, R! u) |- L 0x0090: 0000 0000 0000 0000 0000 0000 0000 0000 ................% m6 m- ?& a8 K i; Y* }, A
0x00a0: 0000 0000 0000 0000 0000 0000 0000 0000 ................
6 a4 f% V9 c- }- z( U5 G 0x00b0: 0000 0000 0000 0000 0000 0000 0000 0000 ................4 }1 h) Z6 Y. O- B3 d
0x00c0: 0000 0000 0000 0000 0000 0000 0000 0000 ................
$ k0 B! L+ v/ @/ f 0x00d0: 0000 0000 0000 0000 0000 0000 0000 0000 ................5 _# h" I# }/ {& x
0x00e0: 0000 0000 0000 0000 0000 0000 0000 0000 ................
* n7 g* ?' {; o: K, Y) U0 t 0x00f0: 0000 0000 0000 0000 0000 0000 0000 0000 ................# w0 k( b* d+ ]- K( H
0x0100: 0000 0000 0000 0000 0000 0000 0000 0000 ................
: ?/ U( g! u, [ 0x0110: 0000 0000 0000 0000 0000 6382 5363 3501 ..........c.Sc5.
+ U7 y# H$ S5 p3 v2 J$ ~ 0x0120: 0137 0601 0306 0c0f 1cff .7........
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