>>>>>>> My laptop can't ping my remote system but it can ping others >>>>>>> (google.com, yahoo.com, etc). I've tried disabling my firewall on >>>>>>> both ends with '/etc/init.d/shorewall stop && shorewall clear'. Could >>>>>>> my AT&T business ADSL connection on the remote system be blocking >>>>>>> inbound pings? >> >> I did 'traceroute -w 30 -I ip-address' several times and the last IP >> displayed is always the same. I looked it up and it's an AT&T IP >> supposedly located about 1500 miles from my machine which is also on >> an AT&T connection. Does this tell me anything? > > Yes, it tells you that all hops up to that point at least respond to > the kinds of icmp packets traceroute uses. The first hop that fails to > answer isn't answering. > > You are looking for possible reasons why icmp might not be working out > properly - that router is your first suspect. Admittedly, it might be > blocking traceroute pings and still allow the responses you seek, but > you have to start somewhere :-)
So the culprit is the first IP that should appear in the list but doesn't? If so, how is that helpful since it's not displayed? - Grant
