++doc
This commit is contained in:
Nico Schottelius
parent
fb001a2161
commit
4972f550d8
1 changed files with 50 additions and 35 deletions
85
doc/plan.org
85
doc/plan.org
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@ -1089,46 +1089,47 @@ Entry has been added with handle 5
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- likely need table(s)
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- need tcp & udp translation
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**** ICMPv6
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Different lengths possible
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***** General / Intro
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Different lengths possible
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[20:35] line:~% ping -6 -s 20 ::1
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PING ::1(::1) 20 data bytes
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28 bytes from ::1: icmp_seq=1 ttl=64 time=0.045 ms
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28 bytes from ::1: icmp_seq=2 ttl=64 time=0.064 ms
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^C
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--- ::1 ping statistics ---
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2 packets transmitted, 2 received, 0% packet loss, time 1018ms
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rtt min/avg/max/mdev = 0.045/0.054/0.064/0.012 ms
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[20:36] line:~% ping -6 -s 80 ::1
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PING ::1(::1) 80 data bytes
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88 bytes from ::1: icmp_seq=1 ttl=64 time=0.053 ms
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88 bytes from ::1: icmp_seq=2 ttl=64 time=0.095 ms
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^C
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--- ::1 ping statistics ---
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2 packets transmitted, 2 received, 0% packet loss, time 1001ms
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rtt min/avg/max/mdev = 0.053/0.074/0.095/0.021 ms
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[20:36] line:~%
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[20:35] line:~% ping -6 -s 20 ::1
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PING ::1(::1) 20 data bytes
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28 bytes from ::1: icmp_seq=1 ttl=64 time=0.045 ms
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28 bytes from ::1: icmp_seq=2 ttl=64 time=0.064 ms
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^C
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--- ::1 ping statistics ---
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2 packets transmitted, 2 received, 0% packet loss, time 1018ms
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rtt min/avg/max/mdev = 0.045/0.054/0.064/0.012 ms
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[20:36] line:~% ping -6 -s 80 ::1
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PING ::1(::1) 80 data bytes
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88 bytes from ::1: icmp_seq=1 ttl=64 time=0.053 ms
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88 bytes from ::1: icmp_seq=2 ttl=64 time=0.095 ms
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^C
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--- ::1 ping statistics ---
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2 packets transmitted, 2 received, 0% packet loss, time 1001ms
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rtt min/avg/max/mdev = 0.053/0.074/0.095/0.021 ms
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[20:36] line:~%
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Different checksum in most packets.
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Different checksum in most packets.
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root@ubuntu:~/master-thesis# ip -6 neigh show
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root@ubuntu:~/master-thesis# ip -6 neigh add 2001:db8:61::42 dev h1-eth0 lladdr 00:00:0a:00:00:42
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root@ubuntu:~/master-thesis# ip -6 neigh show
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2001:db8:61::42 dev h1-eth0 lladdr 00:00:0a:00:00:42 PERMANENT
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root@ubuntu:~/master-thesis#
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root@ubuntu:~/master-thesis# ip -6 neigh show
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root@ubuntu:~/master-thesis# ip -6 neigh add 2001:db8:61::42 dev h1-eth0 lladdr 00:00:0a:00:00:42
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root@ubuntu:~/master-thesis# ip -6 neigh show
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2001:db8:61::42 dev h1-eth0 lladdr 00:00:0a:00:00:42 PERMANENT
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root@ubuntu:~/master-thesis#
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root@ubuntu:~/master-thesis# tcpdump -ni h1-eth0
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tcpdump: verbose output suppressed, use -v or -vv for full protocol decode
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listening on h1-eth0, link-type EN10MB (Ethernet), capture size 262144 bytes
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^C20:22:43.944152 IP6 2001:db8:61::1 > 2001:db8:61::42: ICMP6, echo request, seq 1, length 64
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20:22:43.945992 IP6 2001:db8:61::1 > 2001:db8:61::42: ICMP6, echo request, seq 1, length 64
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20:22:44.952453 IP6 2001:db8:61::1 > 2001:db8:61::42: ICMP6, echo request, seq 2, length 64
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20:22:44.953995 IP6 2001:db8:61::1 > 2001:db8:61::42: ICMP6, echo request, seq 2, length 64
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root@ubuntu:~/master-thesis# tcpdump -ni h1-eth0
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tcpdump: verbose output suppressed, use -v or -vv for full protocol decode
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listening on h1-eth0, link-type EN10MB (Ethernet), capture size 262144 bytes
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^C20:22:43.944152 IP6 2001:db8:61::1 > 2001:db8:61::42: ICMP6, echo request, seq 1, length 64
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20:22:43.945992 IP6 2001:db8:61::1 > 2001:db8:61::42: ICMP6, echo request, seq 1, length 64
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20:22:44.952453 IP6 2001:db8:61::1 > 2001:db8:61::42: ICMP6, echo request, seq 2, length 64
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20:22:44.953995 IP6 2001:db8:61::1 > 2001:db8:61::42: ICMP6, echo request, seq 2, length 64
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4 packets captured
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4 packets received by filter
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0 packets dropped by kernel
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root@ubuntu:~/master-thesis#
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4 packets captured
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4 packets received by filter
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0 packets dropped by kernel
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root@ubuntu:~/master-thesis#
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***** When pinging we see
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DEBUG:main:INCOMING: <Ether dst=33:33:ff:00:00:42 src=00:00:0a:00:00:01 type=0x86dd |<IPv6 version=6 tc=0 fl=0 plen=32 nh=ICMPv6 hlim=255 src=2001:db8:61::1 dst=ff02::1:ff00:42 |<ICMPv6ND_NS type=Neighbor Solicitation code=0 cksum=0xd343 res=0 tgt=2001:db8:61::42 |<ICMPv6NDOptSrcLLAddr type=1 len=1 lladdr=00:00:0a:00:00:01 |>>>>
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DEBUG:main:INCOMING: <Ether dst=33:33:ff:00:00:42 src=00:00:0a:00:00:01 type=0x86dd |<IPv6 version=6 tc=0 fl=0 plen=32 nh=ICMPv6 hlim=255 src=2001:db8:61::1 dst=ff02::1:ff00:42 |<ICMPv6ND_NS type=Neighbor Solicitation code=0 cksum=0xd343 res=0 tgt=2001:db8:61::42 |<ICMPv6NDOptSrcLLAddr type=1 len=1 lladdr=00:00:0a:00:00:01 |>>>>
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@ -1139,6 +1140,20 @@ DEBUG:main:INCOMING: <Ether dst=33:33:ff:00:00:42 src=00:00:0a:00:00:01 type=0x
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****** Right side: IPv4
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***** Included in the header
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***** DONE Supported feature: NDP NA/NS
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- For resolving mac address
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- Initially controller
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- Ported into switch
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***** DONE Supported feature: icmp6 echo reply
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p4@ubuntu:~/master-thesis/p4app$ python test.py --method ping6_switch
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PING 2001:db8::42(2001:db8::42) 56 data bytes
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64 bytes from 2001:db8::42: icmp_seq=1 ttl=64 time=3.05 ms
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--- 2001:db8::42 ping statistics ---
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1 packets transmitted, 1 received, 0% packet loss, time 0ms
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rtt min/avg/max/mdev = 3.055/3.055/3.055/0.000 ms
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p4@ubuntu:~/master-thesis/p4app$
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**** Requirements
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**** Development mode/loop
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Code - commit - push - pull - restart switch - restart controller -
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