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DMZ and Ping issue when changing ip address for a server
17 years 10 months ago #19225
by zillah
Replied by zillah on topic Re: DMZ and Ping issue when changing ip address for a server
Thanks Smurf
No I am not saying that, I just want to let you know that we have got two switches.So are you saying that machines on one switch cannot ping machine on the other switch ?
Yes they can ping the PIX dmz interface.I thought all machine could ping the Pix Interface ?
i willCan you provide the other details listed in the last post to help try and identify the issue ?
17 years 10 months ago #19229
by Dove
Dove
Replied by Dove on topic Re: DMZ and Ping issue when changing ip address for a server
zillah,
Try after clearing the ARP-Cache...it will work for you.
Even am alo had like this problem long back ago, after a lots of R&D we tried by clearing the ARP-Cache the it was fixed the issue... So you also try it and let me know if its worked for you...
Try after clearing the ARP-Cache...it will work for you.
Even am alo had like this problem long back ago, after a lots of R&D we tried by clearing the ARP-Cache the it was fixed the issue... So you also try it and let me know if its worked for you...
Dove
17 years 10 months ago #19236
by zillah
ICMP traffic will go into one port of the switch and out the relevant one to the receiving server, and never reach the PIX.
Replied by zillah on topic Re: DMZ and Ping issue when changing ip address for a server
You meant the ARP-Cache for the server itself, not for the PIX, because the PIX won't do anything with the ICMP traffic on the DMZ local network.after clearing the ARP-Cache.
ICMP traffic will go into one port of the switch and out the relevant one to the receiving server, and never reach the PIX.
17 years 10 months ago #19237
by zillah
Replied by zillah on topic Re: DMZ and Ping issue when changing ip address for a server
Great this was the problem, thanks for your advice Dove and thanks for Smurf for his advisesou meant the ARP-Cache for the server itself,
17 years 10 months ago #19239
by Smurf
No problem, the ARP-Cache's do tend to cause no end of problems which seem to be confusion because they should time out....
Glad ya problem is sorted.
Wayne
Wayne Murphy
Firewall.cx Team Member
www.firewall.cx
Now working for a Security Company called Sec-1 Ltd in the UK, for any
Penetration Testing work visit www.sec-1.com or PM me for details.
Replied by Smurf on topic Re: DMZ and Ping issue when changing ip address for a server
Great this was the problem, thanks for your advice Dove and thanks for Smurf for his advisesou meant the ARP-Cache for the server itself,
No problem, the ARP-Cache's do tend to cause no end of problems which seem to be confusion because they should time out....
Glad ya problem is sorted.
Wayne
Wayne Murphy
Firewall.cx Team Member
www.firewall.cx
Now working for a Security Company called Sec-1 Ltd in the UK, for any
Penetration Testing work visit www.sec-1.com or PM me for details.
17 years 10 months ago #19253
by zillah
Regards
Replied by zillah on topic Re: DMZ and Ping issue when changing ip address for a server
Isn't this what you meant in the quote below (my early thread)the ARP-Cache's do tend to cause no end of problems which seem to be confusion because they should time out....
The error message for ping is : timed out
Regards
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