bash - How is the @ sign working in this command? -


i working through guide setup daytime service. near end of guide, after starting service, lists command

date@ 127.0.0.1

this returns current date , time, awesome! how that? i've never seen syntax before.

it's part of ucspi-tcp installed earlier.

the ucspi-tcp package contains tcpserver, tcprules, tcprulescheck, argv0, fixcrio, recordio, rblsmtpd, tcpclient, who@, date@, finger@, http@, tcpcat, mconnect, addcr , delcr


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