+--------------------------------+--------------------------+--------------------------+--------------------------+--------------------------+--------------------------+--------------------------+--------------------------+

|ߠ | ߠ | ( | Š | ۠ |ܠ | Ҡ | ɠ |

| |à | Ƞ |; Š |; |Π ; | ; Ƞ |; ˠ |

| | |) | ۠ | |, Š |ߠ | ; |

| | | | | |; ̠ | | |

+--------------------------------+--------------------------+--------------------------+--------------------------+--------------------------+--------------------------+--------------------------+--------------------------+

| ANS CO+RE Systems | 1991 | 162 |FTP, Telnet, Gopher, IRC, | 堠 |; ࠠ |; , |24 , 7 ,  |

|, | | |Ping; PPP, SLIP, IP, T-1, | |; ࠠ |; | ; |

|. -ꠠ | | |T-3 | 33,3 |򠠠 | | 50 .; ࠠ |

|(800) 456-8267 | | | |/, ISDN BRI, T-1, | | ; | 젠 |

|http://www.ans.net | | | |T-3, frame relay, 10 | | DS3 |Web- 頠 |

| | | | |/, FT-1, FT-3; MCI | | | |

+--------------------------------+--------------------------+--------------------------+--------------------------+--------------------------+--------------------------+--------------------------+--------------------------+

|AT&T WORLDNET | 1995 | 200 |FTP, Telnet, Gopher, IRC, | 堠 | |; ; |24 , 7 ,  |

|, | | |Ping; PPP, IP, T-1, T-3, | |-; | | ; |

|. -蠠 | | |X.25 | 28,8 | ࠠ |, DSU/CSU, | |

|(800) 967-5363 | | | |/, ISDN PRI, T-1, | WEB, |  |; ࠠ |

|http://www.att.com/worldnet | | | |T-3, X.25, frame relay; |, IRC, FTP, Gopher, | 頠 | 젠 |

| | | | |AT&T |Telnet; ࠠ | |Web- 頠 |

| | | | | | | | |

+--------------------------------+--------------------------+--------------------------+--------------------------+--------------------------+--------------------------+--------------------------+--------------------------+

|BBN PLANET | 1995 | 550 |FTP, Telnet, Gopher, IRC, |ISDN PRI, T-1, T-3, frame |; ࠠ |; ;  |24 , 7 ,  |

|, | | |Ping; IP, T-1, T-3 |relay; BBN |; ࠠ | | ; |

|. 񠠠 | | | | |򠠠 | | 40 .; |

|(800) 472-4565 | | | | | | | |

|http://www.bbn.com | | | | | | | |

+--------------------------------+--------------------------+--------------------------+--------------------------+--------------------------+--------------------------+--------------------------+--------------------------+

| CERFNET | 1989 | 13 |FTP, Telnet, Gopher, IRC, | 堠 |; ࠠ |; ;  |24 , 7 ,  |

|-, | | |Ping; PPP, SLIP, IP, T-1, | |; ࠠ | | ; |

|. | | |T-3, X.25 | 112 |򠠠 | | 15 .; ࠠ |

|(800) 876-4103 | | | |/, ISDN BRI, ISDN | | | 젠 |

|http://www.cerf.net | | | |PRI, T-1, T-3, X.25, | | |WEB- 頠 |

| | | | |frame relay; Pacific | | | 蠠 |

| | | | |Bell, Sprint, MCI, GTE | | | |

+--------------------------------+--------------------------+--------------------------+--------------------------+--------------------------+--------------------------+--------------------------+--------------------------+

|ࠠ | 1979 | 460 () |FTP, Telnet, Gopher, IRC, | 堠 | Π |; ;  |24 , 7 ,  |

|COMPUSERVE | | |Ping; PPP, IP, frame |  |, 堠 | | ; |

|, | | |relay |28,8 /, ISDN BRI, |; ࠠ | | 堠 |

|.  | | | |frame relay; CIS | Web, | |; ࠠ |

|(800) 524-3388 | | | | |IRC, FTP, Gopher, Telnet; | | 젠 |

|http://www.compuserve.com | | | | |ࠠ | | 頠 |

| | | | | | | | |

+--------------------------------+--------------------------+--------------------------+--------------------------+--------------------------+--------------------------+--------------------------+--------------------------+

| GLOBAL ENTERPRISE | 1992 | 15 |FTP, Telnet, Gopher; PPP, | | Π |; 2 |24 , 7 ,  |

|SERVICES | | |SLIP, IP, T-1, T-3 | 34 |, 堠 |NAP-; | ; |

|, . -蠠 | | | |/, ISDN BRI, ISDN |; ࠠ | | 4 .; 堠 |

|(609) 897-7300 | | | |PRI, T-1, frame relay; | Web, | | |

|http://www.ges.com | | | |GES | , FTP, | | |

| | | | | |Gopher, Telnet; ࠠ | | |

+--------------------------------+--------------------------+--------------------------+--------------------------+--------------------------+--------------------------+--------------------------+--------------------------+

|IBM INTERNET CONNECTION | 1995 | 300 |FTP, Telnet, Gopher, | 堠 | Π |; ; 򠠠 |24 , 7 ,  |

|, . -ꠠ | | |Ping; SLIP, IP, T-1, T-3, |  |, 堠 | | ; |

|(800) 888-4103 | | |X.25 |28,8 /, ISDN BRI, |; ; | | 堠 |

|http://www.ibm.com/globalnetwork| | | |ISDN PRI, T-1, T-3, X.25; |ࠠ | |; ࠠ |

| | | | |IBM | | | 젠 |

| | | | | | | | 蠠 |

| | | | | | | | 頠 |

| | | | | | | |蠠 |

+--------------------------------+--------------------------+--------------------------+--------------------------+--------------------------+--------------------------+--------------------------+--------------------------+

| MCI TELECOMMUNICATIONS | 1994 | 120 |FTP, Telnet, Gopher, IRC, | 堠 | Π |; ; 򠠠 |24 , 7 ,  |

|, | | |Ping; PPP, IP, T-1, T-3 |  |, 堠 | | ; |

|(800) 550-0927 | | | |28,8 /, ISDN BRI, |; ࠠ | | 堠 |

|http://www.internetmci.com | | | |T-1, T-3, frame relay; | Web, | |; ࠠ |

| | | | |MCI | , IRC, | | 젠 |

| | | | | |FTP, Gopher, Telnet, | | 頠 |

| | | | | |蠠 | |, Web- 蠠 |

| | | | | | | | |

| | | | | |; ࠠ | | |

+--------------------------------+--------------------------+--------------------------+--------------------------+--------------------------+--------------------------+--------------------------+--------------------------+

| NETCOM ON-LINE | 1988 | 200 |FTP, Telnet, Gopher, IRC; | 堠 | Π |; ; 򠠠 |24 , 7 ,  |

|COMMUNICATIONS SERVICES | | |PPP, SLIP, IP |  |, 堠 | | ; |

|-, . | | | |28,8 /, ISDN BRI, |; ࠠ | | 堠 |

|(800) 353-6600 | | | |T-1, frame relay; Netcom | Web; | |; ࠠ |

|http://www.netcom.com | | | | | , IRC, | | 젠 |

| | | | | |FTP, Gopher, Telnet; ࠠ | | 蠠 |

| | | | | | | | 頠 |

| | | | | | | |蠠 |

+--------------------------------+--------------------------+--------------------------+--------------------------+--------------------------+--------------------------+--------------------------+--------------------------+

| PSINET | 1989 | 212 |FTP, Telnet, Gopher, IRC; | | ; |; 堠 |24 , 7 ,  |

|, . | | |PPP, SLIP, IP, T-1, T-3 |  | ࠠ |; | ; |

|(800) 827-7482 | | | |128 /, ISDN BRI, | Web, | ; | 50 .; ࠠ |

|http://www.psi.net | | | |ISDN PRI, T-1, T-3, frame |, IRC, FTP, Gopher, | ATM | 젠 |

| | | | |relay; PSINet |Telnet; ࠠ | | 蠠 |

| | | | | | | | 頠 |

| | | | | | | |蠠 |

+--------------------------------+--------------------------+--------------------------+--------------------------+--------------------------+--------------------------+--------------------------+--------------------------+

+-------------------------+-------------+--------------+--------------------+-------------------------+----------------------+--------------------------+--------------------------+

|ߠ |Π |Π |Š | ۠ |ܠ | Ҡ | ɠ |

| || ( |Š |; |Π ; | ; Ƞ |; ˠ |

| | à ||; |Š |, |ߠ | ; |

| | | ) |Š |Ƞ | ; | | |

| | | | ۠ | | ̠ | | |

+-------------------------+-------------+--------------+--------------------+-------------------------+----------------------+--------------------------+--------------------------+

|SPRINT | 1992 | 330 |FTP, Telnet, | 堠 |; , |; ; 򠠠 |24 , 7 , |

|-, . | | |Gopher, Ping; PPP, |  |򠠠 | | ; |

|(800) 225-5408 | | |IP, T-1, T-3, frame |28,8 /, ISDN BRI, | | | 堠 |

|http://www.sprintbiz.com | | |relay |ISDN PRI, T-1, T-3, | | |; ࠠ |

| | | | |X.25, frame relay; | | | 젠 |

| | | | |Sprint | | | 蠠 |

| | | | | | | | 頠 |

| | | | | | | |蠠 |

+-------------------------+-------------+--------------+--------------------+-------------------------+----------------------+--------------------------+--------------------------+

|SPRY/COMPUSERVE INTERNET | 1996 | 380 |FTP, Telnet, | 堠 | Π |; ; 򠠠 | 6 18 ⠠ |

|, . | | |Gopher, IRC, Ping; |  |, | |  |

|(800) 777-9638 | | |PPP, SLIP, IP, |28,8 /, ISDN BR, |; | |, 󠠠 |

|http://www.spry.com | | |frame relay |frame relay; Spry | ⠠ | |; ⠠ |

| | | | | |Web, | | ; |

| | | | | |, IRC, FTP, | | ࠠ |

| | | | | |Gopher, Telnet; ࠠ | | Web |

+-------------------------+-------------+--------------+--------------------+-------------------------+----------------------+--------------------------+--------------------------+

| UUNET TECHNOLOGIES | 1987 | 250 |FTP, Telnet, | 堠 |; , |; , , |24 , 7 ,  |

|, . | | |Gopher, IRC, Ping; | 28,8 /, |򠠠 | 젠 | ; |

|(800) 488-6384 | | |PPP, IP, T-1, T-3, |ISDN BRI, T-1, T-3, | | T-3, | 堠 |

|http://www.uu.net | | |frame relay |frame relay; UUnet | | |; ࠠ |

| | | | | | | | 젠 |

| | | | | | | , | |

| | | | | | | | |

| | | | | | | | |

| | | | | | | , | |

| | | | | | | ࠠ | |

+-------------------------+-------------+--------------+--------------------+-------------------------+----------------------+--------------------------+--------------------------+