Alextest> rsh alextest1 ls
poll: protocol failure in circuit setup

<running TCPDUMP on Alextest>
tcpdump: listening on eth1
10:45:10.084250 Alextest.concordidea.com.1023 >
Alextest1.concordidea.com.shell: S
504036083:504036083(0) win
5840 <mss 1460,sackOK,timestamp 179909 0,nop,wscale 0>
(DF)
10:45:10.084250 Alextest1.concordidea.com.shell >
Alextest.concordidea.com.1023: S
3670690812:3670690812(0) ack 504036084 win 5792 <mss
1460,sackOK,timestamp 10297361 179909,nop,wscale 0>
(DF)
10:45:10.084250 Alextest.concordidea.com.1023 >
Alextest1.concordidea.com.shell: . ack 1 win 5840
<nop,nop,timestamp 179909 10297361> (DF)
10:45:10.094250 Alextest.concordidea.com.1023 >
Alextest1.concordidea.com.shell: P 1:6(5) ack 1 win
5840 <nop,nop,timestamp 179910 10297361> (DF)
10:45:10.094250 Alextest1.concordidea.com.shell >
Alextest.concordidea.com.1023: . ack 6 win 5792
<nop,nop,timestamp 10297361 179910> (DF)
10:45:10.094250 Alextest1.concordidea.com.32819 >
Alextest.concordidea.com.auth: S
3670880123:3670880123(0) win 5840 <mss
1460,sackOK,timestamp 10297361 0,nop,wscale 0> (DF)
10:45:10.094250 Alextest.concordidea.com >
Alextest1.concordidea.com: icmp:
Alextest.concordidea.com tcp port
auth unreachable [tos 0xc0]
10:45:10.094250 Alextest1.concordidea.com.1023 >
Alextest.concordidea.com.1022: S
3669960641:3669960641(0) win 5840 <mss
1460,sackOK,timestamp 10297362 0,nop,wscale 0> (DF)
10:45:10.094250 Alextest.concordidea.com >
Alextest1.concordidea.com: icmp:
Alextest.concordidea.com tcp port
1022 unreachable [tos 0xc0]
10:45:10.094250 Alextest1.concordidea.com.shell >
Alextest.concordidea.com.1023: F 1:1(0) ack 6 win 5792
<nop,nop,timestamp 10297362 179910> (DF)
10:45:10.094250 Alextest.concordidea.com.1023 >
Alextest1.concordidea.com.shell: F 6:6(0) ack 2 win
5840 <nop,nop,timestamp 179910 10297362> (DF)
10:45:10.094250 Alextest1.concordidea.com.shell >
Alextest.concordidea.com.1023: . ack 7 win 5792
<nop,nop,timestamp 10297362 179910> (DF)


Alextest1> rsh alextest ls
Alextest: Connection refused

<running TCPDUMP on Alextest>
tcpdump: listening on eth1
10:47:07.944250 Alextest1.concordidea.com.1023 >
Alextest.concordidea.com.shell: S
3794385063:3794385063(0) win 5840 <mss
1460,sackOK,timestamp 10309146 0,nop,wscale 0> (DF)
10:47:07.944250 Alextest.concordidea.com >
Alextest1.concordidea.com: icmp:
Alextest.concordidea.com tcp port
shell unreachable [tos 0xc0]
10:47:08.944250 Alextest1.concordidea.com.1023 >
Alextest.concordidea.com.shell: S
3795387259:3795387259(0) win 5840 <mss
1460,sackOK,timestamp 10309247 0,nop,wscale 0> (DF)
10:47:08.944250 Alextest.concordidea.com >
Alextest1.concordidea.com: icmp:
Alextest.concordidea.com tcp port
shell unreachable [tos 0xc0]
10:47:10.954250 Alextest1.concordidea.com.1023 >
Alextest.concordidea.com.shell: S
3797397230:3797397230(0) win 5840 <mss
1460,sackOK,timestamp 10309448 0,nop,wscale 0> (DF)
10:47:10.954250 Alextest.concordidea.com >
Alextest1.concordidea.com: icmp:
Alextest.concordidea.com tcp port
shell unreachable [tos 0xc0]
10:47:12.934250 arp who-has Alextest.concordidea.com
tell Alextest1.concordidea.com
10:47:12.934250 arp reply Alextest.concordidea.com
is-at 0:5:5d:e7:86:9a
10:47:14.964250 Alextest1.concordidea.com.1023 >
Alextest.concordidea.com.shell: S
3801407247:3801407247(0) win 5840 <mss
1460,sackOK,timestamp 10309849 0,nop,wscale 0> (DF)
10:47:14.964250 Alextest.concordidea.com >
Alextest1.concordidea.com: icmp:
Alextest.concordidea.com tcp port
shell unreachable [tos 0xc0]
10:47:19.964250 arp who-has Alextest1.concordidea.com
tell Alextest.concordidea.com
10:47:19.964250 arp reply Alextest1.concordidea.com
is-at 0:5:5d:e7:86:9b
10:47:22.974250 Alextest1.concordidea.com.1023 >
Alextest.concordidea.com.shell: S
3809417264:3809417264(0) win 5840 <mss
1460,sackOK,timestamp 10310650 0,nop,wscale 0> (DF)
10:47:22.974250 Alextest.concordidea.com >
Alextest1.concordidea.com: icmp:
Alextest.concordidea.com tcp port
shell unreachable [tos 0xc0]
10:47:38.984250 Alextest1.concordidea.com.1023 >
Alextest.concordidea.com.shell: S
3825427278:3825427278(0) win 5840 <mss
1460,sackOK,timestamp 10312251 0,nop,wscale 0> (DF)
10:47:38.984250 Alextest.concordidea.com >
Alextest1.concordidea.com: icmp:
Alextest.concordidea.com tcp port
shell unreachable [tos 0xc0]