Dead Gateway Detection – AKA Backup or Redundant ISP Service

Dead Gateway Detection is feature like the backup or reduntant ISP service. In case we have 2 ISP connections to internet – a backup line with smaller bandwith and another used normally – we can use one as a backup internet connection. The topology: 1.1.1.0/24 | | Firewall | | | 2.2.2.0/24 | | | […]