Active Internet Measurements
BFK is currently performing active Internet measurements. These originate from:
These measurements involve sending TCP probes to ports 23 (Telnet) and 80 (HTTP), and UDP probes to port 161 (SNMP). The HTTP and Telnet probes do not provide authentication information. The SNMP probes use the community string "public".
In case these measurements cause any problems, do not hesitate to contact measurements@bfk.de.