This assignment is due Tuesday, 25 September.
The remainder of this page consists of a script of commands typed at woodfin.cs.unca.edu. These commands use netstat to examine woodfin's interfaces and active sockets, ping and traceroute to examine woodfin's connectivity to www.citizen-times.com, nslookup to examine the name server records for www.citizen-times.com, and a direct telnet to port 80 to retrieve the initial home page for www.citizen-times.com.
Your assignment is to repeat these commands, but with bulldog.unca.edu as the "host" system and www.wlos.com as the "target" system. You should capture the output of these commands using either the Unix command script and just an ordinary Windows cut of a telnet session. Once you've captured the session, you should print it and then annotate the printed session to explain the printed information.
The commands and programs inputs typed by the user are displayed like this.
woodfin% netstat -i Name Mtu Network Address Ipkts Ierrs Opkts Oerrs Coll lo0 4096 <Link> 11315109 0 11315109 0 0 lo0 4096 loop localhost 11315109 0 11315109 0 0 sl0* 296 <Link> 0 0 0 0 0 tu0 1500 <Link> 08:00:2b:e5:0b:07 129199651 0 54097020 0 5614721 tu0 1500 DLI none 129199651 0 54097020 0 5614721 tu0 1500 152.18.16 woodfin 129199651 0 54097020 0 5614721 tu1 1500 <Link> 00:00:f8:01:81:b5 75509122 0 59636651 0 0 tu1 1500 DLI none 75509122 0 59636651 0 0 tu1 1500 152.18.32 woodfin 75509122 0 59636651 0 0 woodfin% netstat -in Name Mtu Network Address Ipkts Ierrs Opkts Oerrs Coll lo0 4096 <Link> 11314240 0 11314240 0 0 lo0 4096 127/8 127.0.0.1 11314240 0 11314240 0 0 sl0* 296 <Link> 0 0 0 0 0 tu0 1500 <Link> 08:00:2b:e5:0b:07 129196899 0 54095839 0 5614721 tu0 1500 DLI none 129196899 0 54095839 0 5614721 tu0 1500 152.18.16/20 152.18.19.7 129196899 0 54095839 0 5614721 tu1 1500 <Link> 00:00:f8:01:81:b5 75507287 0 59635784 0 0 tu1 1500 DLI none 75507287 0 59635784 0 0 tu1 1500 152.18.32/20 152.18.35.7 75507287 0 59635784 0 0 woodfin% netstat -a Active Internet connections (including servers) Proto Recv-Q Send-Q Local Address Foreign Address (state) tcp 0 33 woodfin.telnet hazelwood.1720 ESTABLISHED tcp 0 0 woodfin.telnet hot-springs.1174 ESTABLISHED tcp 0 0 woodfin.80 161.242.10.254.40400 ESTABLISHED tcp 0 0 woodfin.telnet crabtree.2728 ESTABLISHED tcp 0 0 woodfin.1033 marshall.33981 ESTABLISHED tcp 0 0 localhost.2090 localhost.domain TIME_WAIT tcp 0 0 woodfin.telnet dhcp2-25-168.fac.2209 ESTABLISHED tcp 0 0 localhost.domain localhost.2091 TIME_WAIT tcp 0 403 localhost.domain localhost.2092 ESTABLISHED tcp 0 0 localhost.2092 localhost.domain ESTABLISHED tcp 0 0 woodfin.printer hendersonville.1023 TIME_WAIT tcp 0 0 woodfin.1033 flat-rock.35677 ESTABLISHED tcp 0 0 woodfin.111 flat-rock.1022 ESTABLISHED tcp 72 0 woodfin.1025 tryon.969 CLOSE_WAIT tcp 72 0 woodfin.1025 tryon.970 CLOSE_WAIT tcp 0 0 woodfin.111 marshall.1007 ESTABLISHED tcp 0 0 woodfin.111 hendersonville.1020 ESTABLISHED tcp 0 0 woodfin.111 hendersonville.1022 ESTABLISHED tcp 0 0 woodfin.111 brevard.1022 ESTABLISHED tcp 0 0 woodfin.2049 flat-rock.959 ESTABLISHED tcp 0 0 woodfin.1033 marshall.35795 ESTABLISHED tcp 88 0 woodfin.1026 woodfin.603 CLOSE_WAIT tcp 88 0 woodfin.1026 woodfin.605 CLOSE_WAIT tcp 896 0 woodfin.1026 marshall.1009 CLOSE_WAIT tcp 0 0 woodfin.2049 marshall.1012 ESTABLISHED tcp 33580 0 woodfin.1026 marshall.1014 ESTABLISHED tcp 0 40716 woodfin.80 dhcp2-27-245.fac.3384 FIN_WAIT_1 tcp 0 0 woodfin.telnet weaverville.1028 ESTABLISHED tcp 0 0 woodfin.139 hazelwood.1719 ESTABLISHED tcp 80 0 woodfin.1025 hendersonville.33298 CLOSE_WAIT tcp 0 35519 woodfin.80 dhcp2-27-245.fac.3404 FIN_WAIT_1 tcp 0 7602 woodfin.80 1Cust19.tnt1.sum.1350 ESTABLISHED tcp 0 13741 woodfin.80 1Cust19.tnt1.sum.1351 ESTABLISHED tcp 0 0 woodfin.telnet bulldog.unca.edu.2442 ESTABLISHED tcp 0 0 woodfin.telnet fairview.4203 ESTABLISHED tcp 0 0 *.139 *.* LISTEN tcp 0 0 *.80 *.* LISTEN tcp 0 0 *.587 *.* LISTEN tcp 0 0 *.smtp *.* LISTEN tcp 0 0 *.49401 *.* LISTEN tcp 0 0 *.49400 *.* LISTEN tcp 0 0 *.2301 *.* LISTEN tcp 0 0 *.596 *.* LISTEN tcp 0 0 *.316 *.* LISTEN tcp 0 0 *.2100 *.* LISTEN tcp 0 0 *.evm *.* LISTEN tcp 0 0 *.1035 *.* LISTEN tcp 0 0 *.printer *.* LISTEN tcp 0 0 *.time *.* LISTEN tcp 0 0 *.finger *.* LISTEN tcp 0 0 *.imap *.* LISTEN tcp 0 0 *.pop3 *.* LISTEN tcp 0 0 *.1033 *.* LISTEN tcp 0 0 *.dtspc *.* LISTEN tcp 0 0 *.suitjd *.* LISTEN tcp 0 0 *.cfgmgr *.* LISTEN tcp 0 0 *.kdebug *.* LISTEN tcp 0 0 *.exec *.* LISTEN tcp 0 0 *.login *.* LISTEN tcp 0 0 *.shell *.* LISTEN tcp 0 0 *.telnet *.* LISTEN tcp 0 0 *.ftp *.* LISTEN tcp 0 0 *.AdvFS *.* LISTEN tcp 0 0 woodfin.1026 *.* LISTEN tcp 0 0 woodfin.1026 *.* LISTEN tcp 0 0 localhost.1026 *.* LISTEN tcp 0 0 woodfin.1025 *.* LISTEN tcp 0 0 woodfin.1025 *.* LISTEN tcp 0 0 localhost.1025 *.* LISTEN tcp 0 0 *.2049 *.* LISTEN tcp 0 0 *.1000 *.* LISTEN tcp 0 0 *.987 *.* LISTEN tcp 0 0 *.969 *.* LISTEN tcp 0 0 *.964 *.* LISTEN tcp 0 0 *.111 *.* LISTEN tcp 0 0 woodfin.domain *.* LISTEN tcp 0 0 woodfin.domain *.* LISTEN tcp 0 0 localhost.domain *.* LISTEN udp 0 0 *.2752 *.* udp 0 0 *.888 *.* udp 0 0 *.2735 *.* udp 0 0 *.2686 *.* udp 0 0 *.2603 *.* udp 0 0 *.2519 *.* udp 0 0 *.972 *.* udp 0 0 localhost.2502 *.* udp 0 0 *.2083 *.* udp 0 0 woodfin.138 *.* udp 0 0 woodfin.137 *.* udp 0 0 woodfin.138 *.* udp 0 0 woodfin.137 *.* udp 0 0 *.138 *.* udp 0 0 *.137 *.* udp 0 0 *.* *.* udp 0 0 *.1016 *.* udp 0 0 *.1021 *.* udp 0 0 *.1022 *.* udp 0 0 *.3055 *.* udp 0 0 *.1017 *.* udp 0 0 *.1020 *.* udp 0 0 *.1018 *.* udp 0 0 *.1019 *.* udp 0 0 *.1015 *.* udp 0 0 woodfin.4060 *.* udp 0 0 woodfin.4059 *.* udp 0 0 *.1004 *.* udp 0 0 *.659 *.* udp 0 0 *.943 *.* udp 0 0 *.667 *.* udp 0 0 *.722 *.* udp 0 0 *.842 *.* udp 0 0 *.889 *.* udp 0 0 *.942 *.* udp 0 0 *.704 *.* udp 0 0 *.900 *.* udp 0 0 *.979 *.* udp 0 0 *.772 *.* udp 0 0 *.830 *.* udp 0 0 *.1043 *.* udp 0 0 *.* *.* udp 0 0 *.* *.* udp 0 0 *.* *.* udp 0 0 *.* *.* udp 0 0 *.snmp *.* udp 0 0 *.* *.* udp 0 0 *.984 *.* udp 0 0 *.982 *.* udp 0 0 *.748 *.* udp 0 0 *.177 *.* udp 0 0 *.734 *.* udp 0 0 *.1116 *.* udp 0 0 *.1115 *.* udp 0 0 *.time *.* udp 0 0 *.ntalk *.* udp 0 0 *.biff *.* udp 0 0 *.1114 *.* udp 0 0 *.advfsd-s *.* udp 0 0 woodfin.ntp *.* udp 0 0 woodfin.ntp *.* udp 0 0 localhost.ntp *.* udp 0 0 *.ntp *.* udp 0 0 *.638 *.* udp 34000 0 woodfin.1097 *.* udp 24480 0 woodfin.1097 *.* udp 0 0 localhost.1097 *.* udp 42236 0 woodfin.1095 *.* udp 42180 0 woodfin.1095 *.* udp 0 0 localhost.1095 *.* udp 0 0 *.2049 *.* udp 0 0 *.1093 *.* udp 0 0 *.985 *.* udp 0 0 *.978 *.* udp 0 0 *.971 *.* udp 0 0 *.1075 *.* udp 0 0 *.* *.* udp 0 0 *.963 *.* udp 0 0 *.111 *.* udp 0 0 *.1074 *.* udp 0 0 woodfin.domain *.* udp 0 0 woodfin.domain *.* udp 0 0 localhost.domain *.* udp 0 0 woodfin.binlogd *.* udp 0 0 *.syslog *.* woodfin% netstat -an Active Internet connections (including servers) Proto Recv-Q Send-Q Local Address Foreign Address (state) tcp 0 37 152.18.19.7.23 152.18.19.63.1720 ESTABLISHED tcp 0 0 152.18.35.7.23 152.18.19.109.1174 ESTABLISHED tcp 0 0 152.18.35.7.80 161.242.10.254.40400 FIN_WAIT_2 tcp 0 0 152.18.35.7.23 152.18.35.110.2728 ESTABLISHED tcp 0 0 152.18.35.7.1033 152.18.35.121.33981 ESTABLISHED tcp 0 0 127.0.0.1.2090 127.0.0.1.53 TIME_WAIT tcp 0 0 152.18.19.7.23 152.18.25.168.2209 ESTABLISHED tcp 0 0 127.0.0.1.53 127.0.0.1.2091 TIME_WAIT tcp 0 0 127.0.0.1.2092 127.0.0.1.53 TIME_WAIT tcp 0 0 152.18.35.7.515 152.18.35.123.1023 TIME_WAIT tcp 0 0 152.18.19.7.1033 152.18.19.61.35677 ESTABLISHED tcp 0 0 152.18.19.7.111 152.18.19.61.1022 ESTABLISHED tcp 72 0 152.18.19.7.1025 152.18.19.6.969 CLOSE_WAIT tcp 72 0 152.18.19.7.1025 152.18.19.6.970 CLOSE_WAIT tcp 0 0 152.18.35.7.111 152.18.35.121.1007 ESTABLISHED tcp 0 0 152.18.35.7.111 152.18.35.123.1020 ESTABLISHED tcp 0 0 152.18.35.7.111 152.18.35.123.1022 ESTABLISHED tcp 0 0 152.18.35.7.111 152.18.35.126.1022 ESTABLISHED tcp 0 0 152.18.19.7.2049 152.18.19.61.959 ESTABLISHED tcp 0 0 152.18.35.7.1033 152.18.35.121.35795 ESTABLISHED tcp 88 0 152.18.19.7.1026 152.18.19.7.603 CLOSE_WAIT tcp 88 0 152.18.19.7.1026 152.18.19.7.605 CLOSE_WAIT tcp 896 0 152.18.35.7.1026 152.18.35.121.1009 CLOSE_WAIT tcp 0 0 152.18.35.7.2049 152.18.35.121.1012 ESTABLISHED tcp 33580 0 152.18.35.7.1026 152.18.35.121.1014 ESTABLISHED tcp 0 40716 152.18.19.7.80 152.18.27.245.3384 FIN_WAIT_1 tcp 0 0 152.18.19.7.23 152.18.19.99.1028 ESTABLISHED tcp 0 0 152.18.19.7.139 152.18.19.63.1719 ESTABLISHED tcp 80 0 152.18.35.7.1025 152.18.35.123.33298 CLOSE_WAIT tcp 0 35519 152.18.19.7.80 152.18.27.245.3404 FIN_WAIT_1 tcp 0 7602 152.18.19.7.80 63.27.84.19.1350 ESTABLISHED tcp 0 4629 152.18.19.7.80 63.27.84.19.1351 ESTABLISHED tcp 0 0 152.18.19.7.23 152.18.16.9.2442 ESTABLISHED tcp 0 0 152.18.19.7.23 152.18.19.40.4203 ESTABLISHED tcp 0 0 *.139 *.* LISTEN tcp 0 0 *.80 *.* LISTEN tcp 0 0 *.587 *.* LISTEN tcp 0 0 *.25 *.* LISTEN tcp 0 0 *.49401 *.* LISTEN tcp 0 0 *.49400 *.* LISTEN tcp 0 0 *.2301 *.* LISTEN tcp 0 0 *.596 *.* LISTEN tcp 0 0 *.316 *.* LISTEN tcp 0 0 *.2100 *.* LISTEN tcp 0 0 *.619 *.* LISTEN tcp 0 0 *.1035 *.* LISTEN tcp 0 0 *.515 *.* LISTEN tcp 0 0 *.37 *.* LISTEN tcp 0 0 *.79 *.* LISTEN tcp 0 0 *.143 *.* LISTEN tcp 0 0 *.110 *.* LISTEN tcp 0 0 *.1033 *.* LISTEN tcp 0 0 *.6112 *.* LISTEN tcp 0 0 *.3354 *.* LISTEN tcp 0 0 *.10402 *.* LISTEN tcp 0 0 *.10401 *.* LISTEN tcp 0 0 *.512 *.* LISTEN tcp 0 0 *.513 *.* LISTEN tcp 0 0 *.514 *.* LISTEN tcp 0 0 *.23 *.* LISTEN tcp 0 0 *.21 *.* LISTEN tcp 0 0 *.30000 *.* LISTEN tcp 0 0 152.18.35.7.1026 *.* LISTEN tcp 0 0 152.18.19.7.1026 *.* LISTEN tcp 0 0 127.0.0.1.1026 *.* LISTEN tcp 0 0 152.18.35.7.1025 *.* LISTEN tcp 0 0 152.18.19.7.1025 *.* LISTEN tcp 0 0 127.0.0.1.1025 *.* LISTEN tcp 0 0 *.2049 *.* LISTEN tcp 0 0 *.1000 *.* LISTEN tcp 0 0 *.987 *.* LISTEN tcp 0 0 *.969 *.* LISTEN tcp 0 0 *.964 *.* LISTEN tcp 0 0 *.111 *.* LISTEN tcp 0 0 152.18.35.7.53 *.* LISTEN tcp 0 0 152.18.19.7.53 *.* LISTEN tcp 0 0 127.0.0.1.53 *.* LISTEN udp 0 0 *.2753 *.* udp 0 0 *.888 *.* udp 0 0 *.2735 *.* udp 0 0 *.2686 *.* udp 0 0 *.2603 *.* udp 0 0 *.2519 *.* udp 0 0 *.972 *.* udp 0 0 127.0.0.1.2502 *.* udp 0 0 *.2083 *.* udp 0 0 152.18.35.7.138 *.* udp 0 0 152.18.35.7.137 *.* udp 0 0 152.18.19.7.138 *.* udp 0 0 152.18.19.7.137 *.* udp 0 0 *.138 *.* udp 0 0 *.137 *.* udp 0 0 *.* *.* udp 0 0 *.1016 *.* udp 0 0 *.1021 *.* udp 0 0 *.1022 *.* udp 0 0 *.3055 *.* udp 0 0 *.1017 *.* udp 0 0 *.1020 *.* udp 0 0 *.1018 *.* udp 0 0 *.1019 *.* udp 0 0 *.1015 *.* udp 0 0 152.18.19.7.4060 *.* udp 0 0 152.18.19.7.4059 *.* udp 0 0 *.1004 *.* udp 0 0 *.659 *.* udp 0 0 *.943 *.* udp 0 0 *.667 *.* udp 0 0 *.722 *.* udp 0 0 *.842 *.* udp 0 0 *.889 *.* udp 0 0 *.942 *.* udp 0 0 *.704 *.* udp 0 0 *.900 *.* udp 0 0 *.979 *.* udp 0 0 *.772 *.* udp 0 0 *.830 *.* udp 0 0 *.1043 *.* udp 0 0 *.* *.* udp 0 0 *.* *.* udp 0 0 *.* *.* udp 0 0 *.* *.* udp 0 0 *.161 *.* udp 0 0 *.* *.* udp 0 0 *.984 *.* udp 0 0 *.982 *.* udp 0 0 *.748 *.* udp 0 0 *.177 *.* udp 0 0 *.734 *.* udp 0 0 *.1116 *.* udp 0 0 *.1115 *.* udp 0 0 *.37 *.* udp 0 0 *.518 *.* udp 0 0 *.512 *.* udp 0 0 *.1114 *.* udp 0 0 *.1163 *.* udp 0 0 152.18.35.7.123 *.* udp 0 0 152.18.19.7.123 *.* udp 0 0 127.0.0.1.123 *.* udp 0 0 *.123 *.* udp 0 0 *.638 *.* udp 34000 0 152.18.35.7.1097 *.* udp 24480 0 152.18.19.7.1097 *.* udp 0 0 127.0.0.1.1097 *.* udp 42236 0 152.18.35.7.1095 *.* udp 42180 0 152.18.19.7.1095 *.* udp 0 0 127.0.0.1.1095 *.* udp 0 0 *.2049 *.* udp 0 0 *.1093 *.* udp 0 0 *.985 *.* udp 0 0 *.978 *.* udp 0 0 *.971 *.* udp 0 0 *.1075 *.* udp 0 0 *.* *.* udp 0 0 *.963 *.* udp 0 0 *.111 *.* udp 0 0 *.1074 *.* udp 0 0 152.18.35.7.53 *.* udp 0 0 152.18.19.7.53 *.* udp 0 0 127.0.0.1.53 *.* udp 0 0 152.18.19.7.706 *.* udp 0 0 *.514 *.* woodfin% ping -c 5 www.citizen-times.com PING vh80085.vh8.infi.net (209.97.57.152): 56 data bytes 64 bytes from 209.97.57.152: icmp_seq=0 ttl=245 time=22 ms 64 bytes from 209.97.57.152: icmp_seq=1 ttl=245 time=21 ms 64 bytes from 209.97.57.152: icmp_seq=2 ttl=245 time=21 ms 64 bytes from 209.97.57.152: icmp_seq=3 ttl=245 time=20 ms 64 bytes from 209.97.57.152: icmp_seq=4 ttl=245 time=20 ms ----vh80085.vh8.infi.net PING Statistics---- 5 packets transmitted, 5 packets received, 0% packet loss round-trip (ms) min/avg/max = 20/21/22 ms woodfin% traceroute www.citizen-times.com traceroute to vh80085.vh8.infi.net (209.97.57.152): 1-30 hops, 38 byte packets 1 rbhlp-1m.net.unca.edu (152.18.47.254) 1.95 ms 20.5 ms 31.2 ms 2 unca-gw.ncren.net (128.109.218.1) 32.2 ms 28.3 ms 25.4 ms 3 chlt-gw.ncren.net (128.109.21.1) 5.86 ms 4.88 ms 4.88 ms 4 rtp2-gw.ncren.net (128.109.242.5) 9.77 ms 8.79 ms 8.79 ms 5 rtp1-gw.ncren.net (128.109.211.254) 9.77 ms 10.7 ms 9.77 ms 6 500.POSx-x.GWx.RDUx.ALTER.NET (65.195.227.65) 20.5 ms (ttl=246!) 18.5 ms (ttl=246!) 18.5 ms (ttl=246!) 7 514.at-0-1-0.XL2.DCA8.ALTER.NET (152.63.36.162) 18.5 ms (ttl=246!) 19.5 ms (ttl=246!) 20.4 ms (ttl=246!) 8 POS7-0.GW2.DCA8.ALTER.NET (146.188.162.193) 20.4 ms (ttl=246!) 29.3 ms (ttl=246!) 31.2 ms (ttl=246!) 9 exodus-OC12.DCA8.customer.alter.net (157.130.42.58) 23.4 ms (ttl=249!) 20.5 ms (ttl=249!) 30.3 ms (ttl=249!) 10 dcr03-g9-0.stng01.exodus.net (216.33.96.145) 41.0 ms (ttl=248!) 32.1 ms (ttl=248!) 30.2 ms (ttl=248!) 11 rsm04-vlan951.stng01.exodus.net (216.33.96.205) 32.1 ms (ttl=247!) 29.2 ms (ttl=247!) 35.1 ms (ttl=247!) 12 209.225.52.91 (209.225.52.91) 33.1 ms (ttl=246!) 30.3 ms (ttl=246!) 21.5 ms (ttl=246!) 13 vh80085.vh8.infi.net (209.97.57.152) 22.4 ms (ttl=245!) 49.8 ms (ttl=245!) 34.2 ms (ttl=245!) woodfin% nslookup Default Server: localhost Address: 127.0.0.1 > www.citizen-times.com. Server: localhost Address: 127.0.0.1 Non-authoritative answer: Name: vh80085.vh8.infi.net Address: 209.97.57.152 Aliases: www.citizen-times.com > set q=mx > citizen-times.com. Server: localhost Address: 127.0.0.1 citizen-times.com preference = 100, mail exchanger = mailhost2.infi.net citizen-times.com preference = 50, mail exchanger = 209.198.39.215 citizen-times.com nameserver = ns1.infi.net citizen-times.com nameserver = ns2.infi.net citizen-times.com nameserver = ns3.infi.net citizen-times.com nameserver = ns4.infi.net mailhost2.infi.net internet address = 209.97.16.15 ns1.infi.net internet address = 209.97.61.10 ns2.infi.net internet address = 198.22.1.108 ns3.infi.net internet address = 209.97.16.9 ns4.infi.net internet address = 209.97.61.11 > set q=ns > citizen-times.com. Server: localhost Address: 127.0.0.1 Non-authoritative answer: citizen-times.com nameserver = ns2.infi.net citizen-times.com nameserver = ns3.infi.net citizen-times.com nameserver = ns4.infi.net citizen-times.com nameserver = ns1.infi.net Authoritative answers can be found from: ns2.infi.net internet address = 198.22.1.108 ns3.infi.net internet address = 209.97.16.9 ns4.infi.net internet address = 209.97.61.11 ns1.infi.net internet address = 209.97.61.10 > exit woodfin% telnet www.citizen-times.com 80 Trying 209.97.57.152... Connected to vh80085.vh8.infi.net. Escape character is '^]'. GET / HTTP/1.1 Host: www.citizen-times.com Connection: close HTTP/1.1 200 OK Server: Zeus/3.3 Date: Tue, 11 Sep 2001 14:44:11 GMT Connection: close Content-Length: 390 Content-Type: text/html Last-Modified: Tue, 10 Apr 2001 17:19:13 GMT <html> <head> <script language="Javascript"> <!-- window.location='../cgi-bin/redirect1.pl?res=' + screen.width + 'x' + screen.height + '&referer=' + document.referer; //--> </script> <meta HTTP-EQUIV="REFRESH" CONTENT="0 ; URL=../cgi-bin/redirect1.pl?res=undefined&referer=undefined";> <title>Asheville Citizen-Times Local News Redirect</title> </head> <body> </body> </html> Connection closed by foreign host. woodfin%