All things related to multicast

[René Hatem <>]

John,

For ISPs, the Cisco recommendation we received is 12.0(19)S2.

-rene

----- Original Message ----- 
From: "John Watters" 
<>
To: 
<>
Sent: Thursday, February 14, 2002 5:21 PM
Subject: SNMP Attack & Multicast


> 
> In trying to figure out what version of Cisco IOS I need to install in
> order to avoid the recently announced impending SNMP attacks on the 53
> different models of Cisco equipment that I currently run, I have run
> (yet again) across the confusing matrix of what IOS and CAT OS version
> supports what. I would like to ask the group several specific questions
> (and I suspect that others will follow re other platforms) as follows:
> 
> 1) What IOS is recommended as an ISP version that gives good multicast
> support and resolves the SNMP problem?
> 
> 2) What IOS is recommended for campus use (IP, IPX, & a very little
> AppleTalk) for CAT6500s with MSFCs that gives good multicast support and
> resolves the SNMP problem?
> 
> 3) What CAT OS is recommended for campus use for CAT6500s that gives
> good multicast support and resolves the SNMP problem? Looks like the
> answer to this one is 6.3(5).
> 
> 
> In fact, it might be nice if someone on this group that is aware of the
> varieties in Cisco code and the requirements of multicast as well as
> awareness of what is necessary to solve the SNMP problem would post a
> matrix of recommended versions. (I know that's asking a lot, but I
> suspect that a number of us would find it very useful. And, it should be
> kept up to date, not just done as a one-time thing now.)
> 
> And, I do have the recommended SNMP filters applied, and have had for a
> number of years. But, that is marked as a partial workaround, not a fix.
> 
> THANKS VERY MUCH to any who respond.
> 
> 
> 
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> 
> 
> ----------------------------------------------------------------
> John Watters    U of AL: Seebeck Computer Center    205/348-3992
> 
>