Yes you can disable ICMP or ECHO on the router. If you use extended access list or Reflexive Access List you can disable that protocols and more. For more information : Extended Access List : http://www.cisco.com/univercd/cc/td/doc/product/software/ssr83/rpc_r/4108.htm Reflexive Access List : http://www.cisco.com/univercd/cc/td/doc/product/software/ios121/121cgcr/secur_r/srprt3/srdreflx.htm
Thursday, November 08, 2001, 12:34:43 AM, you wrote: MC> ICMP TTL or ECHO disabled in the router? MC> ccie1ab MC> -----Original Message----- MC> From: Wright, Jeremy [mailto:[EMAIL PROTECTED]] MC> Sent: Wednesday, November 07, 2001 9:36 AM MC> To: [EMAIL PROTECTED] MC> Subject: Sniffer Question [7:25549] MC> I am tracing on a specific user and in the expert (station layer) I am MC> getting a bunch of ICMP port unreachables. The user is using email, the web, MC> and connecting to network drives but no pinging. Anybody have any experience MC> with this same problem? Thanks -- Best regards, SentinuS mailto:[EMAIL PROTECTED] Message Posted at: http://www.groupstudy.com/form/read.php?f=7&i=27716&t=25549 -------------------------------------------------- FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]
