TokkNet

Network

Determine route for IP

Tokk DE 45 Wörter ~1 Min.

To determine the route for a specific IP on a system with several gateways, ip route show to match can be used:

user@system:~$ ip route show to match 10.190.10.6
default via 192.168.2.1 dev ens160 proto static
10.0.0.0/8 via 192.168.2.250 dev ens160 proto static src 192.168.2.10
Kommentare network Linux

Deactivate password login via SSH under Ubuntu

Tokk DE 208 Wörter ~1 Min.
Canonical has once again introduced a "great" feature in Ubuntu that overrides the password login settings in the sshd_config if you don’t disable it
Kommentare network, sshd, ubuntu Linux, IT-Security

Unprivileged Binding to Privileged Ports

Tokk DE 180 Wörter ~1 Min.
Normally, only processes running with root privileges can bind to ports smaller than 1024. However, Systemd also allows this for unprivileged processes
Kommentare network, systemd, port Linux, IT-Security