diff --git a/chapter09/networkd.xml b/chapter09/networkd.xml index 1acc215b9..229b313b1 100644 --- a/chapter09/networkd.xml +++ b/chapter09/networkd.xml @@ -288,6 +288,7 @@ EOF Even if not using a network card, a valid FQDN is still required. This is necessary for certain programs, such as MTAs, to operate properly. + - The ::1 entry is the IPv6 counterpart of 127.0.0.1 and represents - the IPv6 loopback interface. 127.0.1.1 is a loopback entry reserved - specifically for the FQDN. - - + existing network). The optional alias name(s) can be omitted, and the + <192.168.0.2 line can be omitted if you + are using a connection configured with DHCP or IPv6 Autoconfiguration. + + The ::1 entry is the IPv6 counterpart of 127.0.0.1 and represents + the IPv6 loopback interface. 127.0.1.1 is a loopback entry reserved + specifically for the FQDN. +