[GTALUG] Ubuntu -- Disabling Ping

[William Park]

On Wed, Aug 29, 2018 at 09:54:15PM -0400, Jamon Camisso via talk wrote:
> On 29/08/18 21:44, Howard Gibson via talk wrote:
> > $ sudo echo 1 > /proc/sys/net/ipv4/icmp_echo_ignore_all
> > -bash: /proc/sys/net/ipv4/icmp_echo_ignore_all: Permission denied

'echo' is run as root, but '/proc/sys/net/ipv4/icmp_echo_ignore_all' is
written to as normal user.  Try
    sudo sh -c 'echo 1 > ...'

> echo 1 |sudo tee /proc/sys/net/ipv4/icmp_echo_ignore_all

I could've used this 'tee' solution today!
-- 
William Park <opengeometry at yahoo.ca>