linux server stamathse na apanta se pings

[Stoilis Giannis]

Ksafnika, antimetwpizw ena POLY periergo problhma.
O enas linux server mou, stamathse na apanta se pings! mporei na kanei 
ping allou, alla kaneis den tou kanei ping
1) den exw oute ena kanona firewall kai to default policy einai ACCEPT
2) ta duo mhxanakia metaksu twn opoiwn ginetai to ping einai sto idio 
switch kai sto idio subnet.
3) to tcpdump mou deixnei oti dexetai ta request, alla den blepw 
apanthseis na feugoun apo to mhxanhma
4) to /proc/sys/net/ipv4/icmp_echo_ignore_all einai "0"

Ti ALLO na koitaksw o an8rwpos?

- Giannis Stoilis