Helcio, You can configure SNMP protocol in your machines and then install on a server a NMS(Network Management Server), like SNMPc www.castlerock.com (use demo license) or nagios for capture the data traffic and view with a graphic the result. Best regards, Luis Arce
> Date: Tue, 23 Mar 2010 19:14:03 -0300 > Subject: Help on to decode information encapsulated by TCP segment during > JINI discovery. > From: sunnywheathe...@gmail.com > To: river-user@incubator.apache.org > > Hello, gentlemen. How are you? > > Well, I'm interested in to investigate the bandwidth consumed by > JINI applications. In order to do it, I'm using wireshark to capture > some PDUs (Packet Data Units) from wire. So, I've captured the > following application layer PDU: > > 0000 ac ed 00 05 73 72 00 19 6a 61 76 61 2e 72 6d 69 ....sr..java.rmi > 0010 2e 4d 61 72 73 68 61 6c 6c 65 64 4f 62 6a 65 63 .MarshalledObjec > 0020 74 7c bd 1e 97 ed 63 fc 3e 02 00 03 49 00 04 68 t|....c.>...I..h > 0030 61 73 68 5b 00 08 6c 6f 63 42 79 74 65 73 74 00 ash[..locBytest. > 0040 02 5b 42 5b 00 08 6f 62 6a 42 79 74 65 73 71 00 .[B[..objBytesq. > 0050 7e 00 01 78 70 43 71 e8 93 75 72 00 02 5b 42 ac ~..xpCq..ur..[B. > 0060 f3 17 f8 06 08 54 e0 02 00 00 78 70 00 00 00 58 .....T....xp...X > 0070 ac ed 00 05 74 00 4a 68 74 74 70 3a 2f 2f 31 37 ....t.Jhttp://17 > 0080 32 2e 31 37 2e 33 2e 31 36 32 3a 38 30 38 30 2f 2.17.3.162:8080/ > 0090 72 65 67 67 69 65 2d 64 6c 2e 6a 61 72 20 68 74 reggie-dl.jar ht > 00a0 74 70 3a 2f 2f 31 37 32 2e 31 37 2e 33 2e 31 36 tp://172.17.3.16 > 00b0 32 3a 38 30 38 30 2f 6a 73 6b 2d 64 6c 2e 6a 61 2:8080/jsk-dl.ja > 00c0 72 71 00 7e 00 00 70 70 75 71 00 7e 00 03 00 00 rq.~..ppuq.~.... > 00d0 01 3a ac ed 00 05 73 72 00 22 63 6f 6d 2e 73 75 .:....sr."com.su > 00e0 6e 2e 6a 69 6e 69 2e 72 65 67 67 69 65 2e 52 65 n.jini.reggie.Re > 00f0 67 69 73 74 72 61 72 50 72 6f 78 79 00 00 00 00 gistrarProxy.... > 0100 00 00 00 02 03 00 01 4c 00 06 73 65 72 76 65 72 .......L..server > 0110 74 00 1f 4c 63 6f 6d 2f 73 75 6e 2f 6a 69 6e 69 t..Lcom/sun/jini > 0120 2f 72 65 67 67 69 65 2f 52 65 67 69 73 74 72 61 /reggie/Registra > 0130 72 3b 78 70 73 72 00 26 63 6f 6d 2e 73 75 6e 2e r;xpsr.&com.sun. > 0140 6a 69 6e 69 2e 72 65 67 67 69 65 2e 52 65 67 69 jini.reggie.Regi > 0150 73 74 72 61 72 49 6d 70 6c 5f 53 74 75 62 00 00 strarImpl_Stub.. > 0160 00 00 00 00 00 02 02 00 00 78 72 00 1a 6a 61 76 .........xr..jav > 0170 61 2e 72 6d 69 2e 73 65 72 76 65 72 2e 52 65 6d a.rmi.server.Rem > 0180 6f 74 65 53 74 75 62 e9 fe dc c9 8b e1 65 1a 02 oteStub......e.. > 0190 00 00 78 72 00 1c 6a 61 76 61 2e 72 6d 69 2e 73 ..xr..java.rmi.s > 01a0 65 72 76 65 72 2e 52 65 6d 6f 74 65 4f 62 6a 65 erver.RemoteObje > 01b0 63 74 d3 61 b4 91 0c 61 33 1e 03 00 00 78 70 77 ct.a...a3....xpw > 01c0 37 00 0b 55 6e 69 63 61 73 74 52 65 66 32 00 00 7..UnicastRef2.. > 01d0 0c 31 37 32 2e 31 37 2e 33 2e 31 36 32 00 00 af .172.17.3.162... > 01e0 a3 b6 8b af e2 22 c4 2b 9f b0 19 e3 dd 00 00 01 .....".+........ > 01f0 28 2b f3 bb c1 80 01 00 78 77 10 20 f5 a8 9b 3f (+......xw. ...? > 0200 64 46 93 b5 69 33 f9 5f 39 37 24 78 77 0c 00 00 dF..i3._97$xw... > 0210 00 01 00 06 70 75 62 6c 69 63 ....public > > The printable characters give some glue about what is going on. As > a matter of fact, the PDU above is sent by reggie to a client to > provide information related where that client can download a proxy to > it (reggie). In the JINI specification we can find the format for > discovery requests sent by clients, as well the announces performed by > Lookup Services. But I can't find a precise definition for this kind > of PDU above. Does somebody can help me? > > Thanks in advance, gentlemen!!! > > Helcio. _________________________________________________________________ Mira tus emails ¡cuando te llegan! Hotmail actualiza tu bandeja de entrada automáticamente. Ver más http://www.descubrewindowslive.com/hotmail/actualizacion-guardado.asp
