From: Bob Sinclair (bsin@cox.net)
Date: Thu Feb 03 2005 - 22:41:07 GMT-3
Arif,
As James suggested, this is related to the icmp mask-request function. You
can disable it on interface with the command no ip mask-reply. This is
covered in Richard Deal's (excellent) book Cisco Router Firewall Security.
HTH,
Bob Sinclair
CCIE #10427, CCSI 30427, CISSP
www.netmasterclass.net
a Cisco Learning Partner
----- Original Message -----
From: "Arif Rahman" <arahman@cisco.com>
To: <ccielab@groupstudy.com>
Sent: Thursday, February 03, 2005 8:14 PM
Subject: enable/disable subnet mask service on IOS
> Group!
> question asked to disable service so that router does not send the
> connected interface subnet mask information to any requesting host. I
> guess this is one line configuration. But do not know that cmd. Anyone can
> help me, please.
>
> thank you - Arif
>
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