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Fwd: Re: Reception of RSVP packets at intermediate node

  • From: "Raju Venkatraman" <raju_vvs@hotmail.com>
  • Date: Mon, 24 Dec 2001 01:41:50 +0000
  • X-OriginalArrivalTime: 24 Dec 2001 01:41:50.0578 (UTC) FILETIME=[2846B520:01C18C1C]
  • X-Originating-IP: [132.233.247.7]


Folks,

Pls. excuse me for sending this again. Any help shall be greatly 
appreciated.

Thanks in advance.
Raju

>From: "Raju Venkatraman" <raju_vvs@hotmail.com>
>To: pingpan@juniper.net, David.Charlap@marconi.com, ccamp@ops.ietf.org
>CC: mpls@UU.NET
>Subject: Re: Reception of RSVP packets at intermediate node
>Date: Fri, 21 Dec 2001 01:16:40 +0000
>
>
>Hi,
>
>Can someone point me to these SunOS patches that were required to fix the
>problem of RSVP packets interception and reception at intermedite nodes. 
>Are
>they publically available at some site?????
>
>How does the other protable implementations take care of it when they run
>over SunOS/Solaris??? Which socket option they use?
>
>Any help shall be greatly appreciated.
>Regards.
>Raju
>
>
>
>>From: Ping Pan <pingpan@juniper.net>
>>To: David Charlap <David.Charlap@marconi.com>
>>CC: mpls@UU.NET
>>Subject: Re: Reception of RSVP packets at intermediate node
>>Date: Thu, 13 Dec 2001 15:45:34 -0800
>>
>>Hi,
>>
>>There are several ways to receive RSVP Path messages (the Resv messages
>>can be sent hop-by-hop):
>>
>>1. Both FreeBSD and Linux have modified the IP forwarding in the kernel
>>to send/receive IP Router Alert packets via a raw socket.
>>
>>2. You can also use ipfw to define some filters to intercept the messages.
>>
>>3. In my past life, I had written a kernel extension for FreeBSD that
>>can intercept all sort of IP option packets via a new socket family.
>>Check http://www.cs.columbia.edu/~pingpan/software_list.htm
>>
>>4. I recall Don Hoffman and Mike Speer had done SunOS patches. Check
>>http://www.isi.edu/div7/rsvp/release.html
>>
>>Take care!
>>
>>- Ping
>>
>>
>>
>>David Charlap wrote:
>>
>>>Raju Venkatraman wrote:
>>>
>>>>I'd appreciate any help to my question.
>>>>
>>>>Is there a socket option to intercept and receive RSVP protocol
>>>>messages at intermediate node on Sun Solaris [reception of packets
>>>>not destined to this intermediate node]?
>>>>
>>>
>>>Sounds like this question would be better asked on a forum for Solaris
>>>programming.  Perhaps comp.unix.programmer, comp.unix.solaris, or one of
>>>the comp.sys.sun groups.
>>>
>>>I am, unfortunately not familiar with Solaris, but I seem to remember
>>>that a kernel patch was required to make router alert work on SunOS
>>>version 4.x.  A similar patch may be required for Solaris.
>>>
>>>-- David
>>>
>>>
>>
>>
>
>
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