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Thread ID: 19816 2002-05-23 09:24:00 Outpost's blocked traffic Guest (0) Press F1
Post ID Timestamp Content User
50353 2002-05-23 09:24:00 Can someone please enlighten me what this is that my Outpost firewall always blocks?:

ICMP Traffic (Reason) | ALL-ROUTERS.MCAST.NET (Remote Host) | Type 10/0 (Remote Port) | Outbound (direction) | ICMP (protocol)

I've no idea what this is but it always shows up all the time I'm online.

Thanks!
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50354 2002-05-23 09:59:00 I don't know what it is, but you're not the only person that gets it.

JM
Guest (0)
50355 2002-05-23 10:09:00 Ditto Guest (0)
50356 2002-05-23 10:31:00 Hi Susan et al, To find out about Internet Control Message Protocol go to www.freesoft.org/CIE/Topics/81.htm

These packages carry network information and the message you are getting indicates that your firewall has been set to block outgoing ICMP packages so that if someone pings you they will get no useful data back from the ping. I don't use outpost so I don't know how to suppress the message sorry, try their help on setting traffic rules.

HTH PC
Guest (0)
50357 2002-05-23 10:34:00 i can't remember what allrouter multicast ment but basicly outpost and other fire walls block some of the icmp traffic because you use icmp traffic to attack someone. icmp traffic is bacic messaging between pc's eg 3 Destination Unreachable, 11 Time Exceeded, 10 Router Solicitation.

sorry only crude explanition.
Guest (0)
50358 2002-05-24 10:06:00 Thank you for that explanation Peter. Unfortunately I couldn't get to the site you recommended but a search on Google turned up some other info and I think I've got a better idea now.

It sounds like it's to prevent a DOS attack from my machine, although I can't see why it needs to be blocked altogether when it could be programmed to block only when a rapid number of pings are going out.

At least I don't need to worry about it being a trojan, which I initially thought it might be. :-)
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