# Many less commonly used network protocols have recently had various # security flaws discovered. In an effort to reduce the scope of future # vulnerability exploitations, they are being blacklisted here so that # unprivileged users cannot use them by default. System owners can still # either modify this file, or specifically modprobe any needed protocols. # ax25 alias net-pf-3 off # netrom alias net-pf-6 off # x25 alias net-pf-9 off # rose alias net-pf-11 off # decnet alias net-pf-12 off # econet alias net-pf-19 off # rds alias net-pf-21 off # af_802154 alias net-pf-36 off # DCCP blacklist dccp