O le INTCERA 40G QSFP + LR4 module optical (GQS-SPO400-LR4CA mo 40GE ma OTU3, GQS-SPO400-LR4CB mo 40GE) e lagolagoina le mamao faʻasalalau e oʻo atu i le 10km e faʻaaoga ai galu CWDM (1271nm, 1291nm, 1313nm, 1313nm).Fuafuaina mo 40G Ethernet 40GBASE-LR4 feso'ota'iga i luga ole alava fa'a-ta'i tasi.