Thank you all for the help! Added "exec-timeout 0 0" and upgraded IOS successfully. I had a very good sleep after that finished!
After such a drama, I can't help to think that someone should write a book about best practices for managing/using Cisco networks. These unexpected small things really could make a difference in our lifes. Tony "Cisco Nuts" wrote: >How about a exec-timeout 0 0? Better still?? > >I would also add ip tftp source-interface serialX, shut off all other >interfaces not in use, use the ip default-gateway cmd. to point to the tftp >server and make sure that you can ping(extd.) from and to the tftp server >and router more than 1000 times (just to be absolutely sure it does not time >out etc.). > >And also when you upgrade via the wan via Telnet, the telnet session does >close. Just make sure you keep seeing the ## signs on your tftp server >screen. Wait for a minute before you telnet back in.(The router reboots >after the load - thus you will not be able to view it). > >Good Luck. > > >>From: "Audy Bautista" >>Reply-To: "Audy Bautista" >>To: [EMAIL PROTECTED] >>Subject: Re: Problem of upgrading IOS for a router at remote site [7:36960] >>Date: Fri, 1 Mar 2002 09:08:23 -0500 >> >>Did you try increasing the exec-timeout value on the VTY lines? We upgrade >>routers across our WAN all the time. >> >>Router(config)#line vty 0 4 >>Router(config-line)#exec-timeout 120 >> >> >>""Sujal G. Ajmera"" wrote in message >>news:[EMAIL PROTECTED].; >> > Yes, I have faced this problem. >> > >> > My unsolicited advice - NEVER upgrade an IOS across a WAN link. >> > >> > Good luck. >> > >> > Sujal >> > >> > -----Original Message----- >> > From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]] On Behalf Of >> > [EMAIL PROTECTED] >> > Sent: Friday, March 01, 2002 6:43 PM >> > To: [EMAIL PROTECTED] >> > Subject: Problem of upgrading IOS for a router at remote site [7:36954] >> > >> > >> > Hi group, >> > >> > I run into a big problem when upgradeing IOS for a router at remote >> > site. I used "copy tftp: flash:" command on a Cisco 2620 router via >> > telnet. It first erased the existing IOS from the flash and then start >> > to copy the image from my tftp server, which is also running on my >> > laptop. But the router will close the telnet session after certain >> > period of idle time, and surprisingly close the tftp session as well. It >> > ends up that the router's flash memory has no valid IOS stored! >> > >> > There is no technical staff on that remote site, and it is more than a >> > thousand KMs away so I couldn't use a console cable to directly attach >> > to it. I repeated the above several times, watched those "!!!!!" going >> > on until the telnet session closed, and have to pray that there is no >> > power surge happened to that router before I find a solution! >> > >> > Anyone faced this problem before? Please help! >> > >> > Tony >> > -- >> > >> > >> > >> > >> > __________________________________________________________________ >> > Your favorite stores, helpful shopping tools and great gift ideas. >> > Experience the convenience of buying online with Shop@Netscape! >> > http://shopnow.netscape.com/ >> > >> > Get your own FREE, personal Netscape Mail account today at >> > http://webmail.netscape.com/ >_________________________________________________________________ >MSN Photos is the easiest way to share and print your photos: >http://photos.msn.com/support/worldwide.aspx > > -- __________________________________________________________________ Your favorite stores, helpful shopping tools and great gift ideas. Experience the convenience of buying online with Shop@Netscape! http://shopnow.netscape.com/ Get your own FREE, personal Netscape Mail account today at http://webmail.netscape.com/ Message Posted at: http://www.groupstudy.com/form/read.php?f=7&i=37112&t=37112 -------------------------------------------------- FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]
