unbound/services/listen_dnsport.c

168 			log_warn("systemd is not running");
178 		log_warn("Systemd mandatory ENV variable is not defined: LISTEN_PID");
183 		log_warn("Systemd mandatory ENV variable is not defined: LISTEN_FDS");
189 			log_warn("systemd: did not return socket, check unit configuration");
309 				log_warn("setsockopt(.. SO_REUSEPORT_LB ..) failed: %s",
327 				log_warn("setsockopt(.. SO_REUSEPORT ..) failed: %s",
341 			log_warn("setsockopt(.. IP_TRANSPARENT ..) failed: %s",
349 			log_warn("setsockopt(.. IP%s_BINDANY ..) failed: %s",
356 			log_warn("setsockopt(.. SO_BINDANY ..) failed: %s",
365 		log_warn("setsockopt(.. IP_FREEBIND ..) failed: %s",
401 				log_warn("so-rcvbuf %u was not granted. "
446 				log_warn("so-sndbuf %u was not granted. "
460 		log_warn("error setting IP DiffServ codepoint %d on UDP socket: %s", dscp, err);
735 		log_warn(" setsockopt(TCP_NODELAY) unsupported");
749 		log_warn(" setsockopt(TCP_MAXSEG) unsupported");
769 		log_warn("setsockopt(.. IP_FREEBIND ..) failed: %s",
784 			log_warn("setsockopt(.. SO_REUSEPORT ..) failed: %s",
817 		log_warn("setsockopt(.. IP_TRANSPARENT ..) failed: %s",
825 		log_warn("setsockopt(.. IP%s_BINDANY ..) failed: %s",
832 		log_warn("setsockopt(.. SO_BINDANY ..) failed: %s",
838 		log_warn("error setting IP DiffServ codepoint %d on TCP socket: %s", dscp, err);
890 		  	log_warn("Setting TCP Fast Open as server failed: %s ; this could likely be because sysctl net.inet.tcp.fastopen.enabled, net.inet.tcp.fastopen.server_enable, or net.ipv4.tcp_fastopen is disabled", strerror(errno));
1302 				log_warn("IPv6 protocol not available");
1315 			log_warn("socket timestamping is not available");
1336 				log_warn("IPv6 protocol not available");
1342 			log_warn("socket timestamping is not available");
1376 				/*log_warn("IPv6 protocol not available");*/
1493 					log_warn("HTTPS port configured, but "
1499 					log_warn("Unbound is not compiled "
1508 				log_warn("Unbound is not compiled with "
1520 			log_warn("This system does not support UDP ancilliary data.");