Ngày tải lên :
22/11/2012, 12:45
... 500, 5 01, 502, 4 21 SAML S: 250 F: 552, 4 51, 452 E: 500, 5 01, 502, 4 21 VRFY S: 250, 2 51 F: 550, 5 51, 553 E: 500, 5 01, 502, 504, 4 21 EXPN S: 250 F: 550 E: 500, 5 01, 502, 504, 4 21 HELP S: 211 , 214 E: ... JKL.ARPA ; 27 Oct 81 15:27:39 PST Received: from DEF.ARPA by GHI.ARPA ; 27 Oct 81 15 :15 :13 PST Received: from ABC.ARPA by DEF.ARPA ; 27 Oct 81 15: 01: 59 PST Date: 27 Oct 81 15: 01: 01 PST From: JOE@ABC.ARPA ... 552, 554, 4 51, 452 F: 4 51, 554 E: 500, 5 01, 503, 4 21 RSET S: 250 E: 500, 5 01, 504, 4 21 SEND S: 250 F: 552, 4 51, 452 E: 500, 5 01, 502, 4 21 SOML S: 250 F: 552, 4 51, 452 trang 46 ĐỒ ÁN TỐT NGHIỆP GVHD:...