DJP - free portable cross-platform desktop graphical multi pinger, 100%-pure java. Local and remote (to syslog-server) logging support. At first DJP use ICMP for ping, if it is unavailable, it tries to check hosts with TCP/echo. Use standart OS ICMP packet-size - Linux=64 bytes, Windows=32 bytes. In addition to local-log also present syslog-server support: then any host down, DJP write message to local log and can send message to syslog-server. TCP port scaner and Telnet connection to host...