Re: [Ryu-devel] How to setup multiple ASes in Mininet represented by switches in independent namesp
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Re: [Ryu-devel] How to setup multiple ASes in Mininet represented by switches in independent namespaces
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From: Yi T. <a86...@gm...> - 2018-05-07 04:52:03
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Hi,
Sorry fore delay reply.
According to the error code, the BGP speaker didn't accept the connection
I don't have time to try the application myself.
Please check the configuration
2018-05-02 20:18 GMT+08:00 Pynbiang Hadem <pyn...@gm...>:
> Hi,
>
> Its working now. However BGP connectivity could not be made between *mininet/util/m
> r1* and *mininet/util/m r2*.
> *I'm getting the below error in mininet/util/m r2:*
> *Received notification message, hence closing connection
> BGPNotification(data='',error_code=6,error_subcode=5,len=21,type=3)*
> *Connection to peer 192.168.1.1 lost, reason: Connection to peer lost:
> [Errno 9] Bad file descriptor. Resetting retry connect loop: True*
> *Connection to peer lost: [Errno 9] Bad file descriptor.*
>
> *And the below error message in mininet/util/m r1:*
> *Sent notification to ('192.168.1.1', '179') >>
> BGPNotification(data='',error_code=6,error_subcode=5,len=21,type=3)*
>
> Any idea?
>
> Thanks
> Hadem
>
> On Wed, May 2, 2018 at 5:12 PM, Pynbiang Hadem <pyn...@gm...>
> wrote:
>
>> Hi Takeshi,
>>
>> *using sudo netstat -plnt*
>>
>> root@ubuntu:~# sudo netstat -plnt
>> Active Internet connections (only servers)
>> Proto Recv-Q Send-Q Local Address Foreign Address
>> State PID/Program name
>> tcp 0 0 0.0.0.0:2601 0.0.0.0:*
>> LISTEN 1990/zebra
>> tcp 0 0 0.0.0.0:2605 0.0.0.0:*
>> LISTEN 1992/bgpd
>> tcp 0 0 0.0.0.0:179 0.0.0.0:*
>> LISTEN 1992/bgpd
>> tcp6 0 0 :::2601 :::*
>> LISTEN 1990/zebra
>> tcp6 0 0 :::2605 :::*
>> LISTEN 1992/bgpd
>> tcp6 0 0 :::179 :::*
>> LISTEN 1992/bgpd
>>
>> Thanks
>> Hadem
>>
>> On Wed, May 2, 2018 at 4:51 PM, Pynbiang Hadem <pyn...@gm...>
>> wrote:
>>
>>> Hi,
>>>
>>> *Yes BGP daemon is called bgpd*
>>> The following are the ports listed under* r1*:
>>>
>>> root@ubuntu:~# netstat --all --listen --numeric-ports
>>> Active Internet connections (servers and established)
>>> Proto Recv-Q Send-Q Local Address Foreign Address State
>>> tcp 0 0 0.0.0.0:2601 0.0.0.0:*
>>> LISTEN
>>> tcp 0 0 0.0.0.0:2605 0.0.0.0:*
>>> LISTEN
>>> tcp 0 0 0.0.0.0:179 0.0.0.0:*
>>> LISTEN
>>> tcp 0 0 192.168.1.1:179 192.168.1.2:32964
>>> ESTABLISHED
>>> tcp6 0 0 :::2601 :::*
>>> LISTEN
>>> tcp6 0 0 :::2605 :::*
>>> LISTEN
>>> tcp6 0 0 :::179 :::*
>>> LISTEN
>>> raw6 0 0 :::58 :::* 7
>>> Active UNIX domain sockets (servers and established)
>>> Proto RefCnt Flags Type State I-Node Path
>>> unix 2 [ ACC ] STREAM LISTENING 21059
>>> /var/run/quagga/zebra-r1.api
>>> unix 2 [ ACC ] STREAM LISTENING 21065
>>> /var/run/quagga/zebra.vty
>>> unix 2 [ ACC ] STREAM LISTENING 21082
>>> /var/run/quagga/bgpd.vty
>>> unix 3 [ ] STREAM CONNECTED 21093
>>> /var/run/quagga/zebra-r1.api
>>> unix 3 [ ] STREAM CONNECTED 21091
>>> unix 3 [ ] STREAM CONNECTED 21094
>>> /var/run/quagga/zebra-r1.api
>>> unix 3 [ ] STREAM CONNECTED 21092
>>> unix 2 [ ] DGRAM 21066
>>> unix 2 [ ] DGRAM 21047
>>>
>>> Thanks
>>> Hadem
>>>
>>>
>>> On Tue, May 1, 2018 at 10:39 PM, Yi Tseng <a86...@gm...> wrote:
>>>
>>>> Hi
>>>>
>>>> Can you list all listen ports inside your network namespace *r1* ?
>>>>
>>>> Also, I believe that the name of BGP daemon is called
>>>>
>>>>
>>>> *bgpd*
>>>>
>>>> 2018-05-01 20:32 GMT+08:00 Pynbiang Hadem <pyn...@gm...>:
>>>>
>>>>> Hi Takeshi,
>>>>>
>>>>> I have now installed the setup environment on Ubuntu 16.04. I am still
>>>>> getting the same problem.
>>>>> I observed the following:
>>>>> 1) If i run: *sudo ryu-manager
>>>>> ryu/services/protocols/bgp/application.py --bgp-app-config-file
>>>>> ryu/services/protocols/bgp/bgp_sample_conf.py *
>>>>> inside the namespace i.e using *mininet/util/m r1*
>>>>> i am getting the error: *Error creating socket: [Errno 98]
>>>>> Address already in use*
>>>>> The error comes even if i stop quagga using: *sudo
>>>>> /etc/init.d/quagga stop*
>>>>> 2) If i try to kill quagga using: *sudo killall quagga* i get the
>>>>> following error message.
>>>>> * --quagga: no process found*
>>>>> 3) If i run: *sudo ryu-manager
>>>>> ryu/services/protocols/bgp/application.py --bgp-app-config-file
>>>>> ryu/services/protocols/bgp/bgp_sample_conf.py *
>>>>> directly inside a terminal *without using mininet/util/m r1*
>>>>> the application works fine without any error.
>>>>>
>>>>> Pls advice how to resolve the problem.
>>>>>
>>>>> Thanks
>>>>> Hadem
>>>>>
>>>>> On Thu, Apr 19, 2018 at 6:22 PM, Yi Tseng <a86...@gm...> wrote:
>>>>>
>>>>>> Hi,
>>>>>>
>>>>>> I use apt-get to install quagga
>>>>>>
>>>>>> can you check all listen port on your OS before you start Ryu ?
>>>>>>
>>>>>> 2018-04-19 20:28 GMT+08:00 Pynbiang Hadem <pyn...@gm...>:
>>>>>>
>>>>>>> Hi Takeshi,
>>>>>>>
>>>>>>> *I am now running the complete environment in Ubuntu 16.04. However
>>>>>>> i am still getting the below error:*
>>>>>>> *root@ubuntu:~/ryu# ryu-manager
>>>>>>> ryu/services/protocols/bgp/application.py --bgp-app-config-file
>>>>>>> bgpconfig1.py*
>>>>>>> *loading app ryu/services/protocols/bgp/application.py*
>>>>>>> *instantiating app ryu/services/protocols/bgp/application.py of
>>>>>>> RyuBGPSpeaker*
>>>>>>> *API method core.start called with args: {'router_id': '10.0.0.1',
>>>>>>> 'label_range': (100, 100000), 'waiter': <ryu.lib.hub.Event object at
>>>>>>> 0x7f883a1f5510>, 'bgp_server_port': 179, 'local_as': 65001,
>>>>>>> 'allow_local_as_in_count': 0, 'refresh_stalepath_time': 0, 'cluster_id':
>>>>>>> None, 'local_pref': 100, 'bgp_server_hosts': ['0.0.0.0', '::'],
>>>>>>> 'refresh_max_eor_time': 0}*
>>>>>>> *Error creating socket: [Errno 98] Address already in use*
>>>>>>>
>>>>>>> *I have issued the killall comand as below:*
>>>>>>> *root@ubuntu:~/ryu# sudo killall quagga*
>>>>>>> *quagga: no process found*
>>>>>>>
>>>>>>> Pls Guide. Can you share your Quagga Installation/Configuration
>>>>>>> Steps?. That would clarify several doubts.
>>>>>>> It would really be helpful if you can run the BGP applications on r1
>>>>>>> and r2 and see the result.
>>>>>>>
>>>>>>> Thanks
>>>>>>> Hadem
>>>>>>>
>>>>>>>
>>>>>>> On Wed, Apr 18, 2018 at 9:29 AM, Yi Tseng <a86...@gm...>
>>>>>>> wrote:
>>>>>>>
>>>>>>>> I tested it with 16.04, but it should also works on 14.04
>>>>>>>>
>>>>>>>> 2018-04-18 0:34 GMT+08:00 Pynbiang Hadem <pyn...@gm...>
>>>>>>>> :
>>>>>>>>
>>>>>>>>> Hi Takeshi,
>>>>>>>>> Will your topology work only in Ubuntu 16 or will it also work in
>>>>>>>>> Ubuntu 14 LTS?.
>>>>>>>>> Presently I'm using Ubuntu 14 LTS.
>>>>>>>>>
>>>>>>>>> Thanks
>>>>>>>>> Hadem
>>>>>>>>>
>>>>>>>>> On Tue 17 Apr, 2018, 12:20 PM Yi Tseng, <a86...@gm...>
>>>>>>>>> wrote:
>>>>>>>>>
>>>>>>>>>> Please use *killall* command to kill quagga daemon instead of
>>>>>>>>>> using *service* command
>>>>>>>>>>
>>>>>>>>>> 2018-04-13 22:31 GMT+08:00 Pynbiang Hadem <
>>>>>>>>>> pyn...@gm...>:
>>>>>>>>>>
>>>>>>>>>>> Hi Takeshi,
>>>>>>>>>>>
>>>>>>>>>>> I tried stopping quagga as below:
>>>>>>>>>>>
>>>>>>>>>>> *root@mininet-vm:~/ryu# sudo service quagga stop*
>>>>>>>>>>> *Stopping Quagga monitor daemon: (watchquagga).*
>>>>>>>>>>> *Stopping Quagga daemons (prio:0): (zebra) (bgpd) (ripd)
>>>>>>>>>>> (ripngd) (ospfd) (ospf6d) (isisd) (babeld).*
>>>>>>>>>>> *Removing all routes made by zebra.*
>>>>>>>>>>>
>>>>>>>>>>> However when i run the BGP application, i am still getting the
>>>>>>>>>>> same error as before.
>>>>>>>>>>>
>>>>>>>>>>> Thanks
>>>>>>>>>>> Hadem
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>> On Fri, Apr 13, 2018 at 5:38 PM, Yi Tseng <a86...@gm...>
>>>>>>>>>>> wrote:
>>>>>>>>>>>
>>>>>>>>>>>> Yes,
>>>>>>>>>>>>
>>>>>>>>>>>> I think because Ryu and Quagga uses same port for bgp protocol
>>>>>>>>>>>>
>>>>>>>>>>>> 2018-04-13 19:44 GMT+08:00 Pynbiang Hadem <
>>>>>>>>>>>> pyn...@gm...>:
>>>>>>>>>>>>
>>>>>>>>>>>>> Hi Takeshi,
>>>>>>>>>>>>>
>>>>>>>>>>>>> No, i have not shutdown Quagga daemon before starting Ryu. Do
>>>>>>>>>>>>> i need to stop it?.
>>>>>>>>>>>>>
>>>>>>>>>>>>> Thanks
>>>>>>>>>>>>> Hadem
>>>>>>>>>>>>>
>>>>>>>>>>>>> On Thu, Apr 12, 2018 at 9:35 PM, Yi Tseng <a86...@gm...
>>>>>>>>>>>>> > wrote:
>>>>>>>>>>>>>
>>>>>>>>>>>>>> Hi
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> please see comment inline:
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> 2018-04-12 23:10 GMT+08:00 Pynbiang Hadem <
>>>>>>>>>>>>>> pyn...@gm...>:
>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> Hi Takeshi,
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> I am following the below steps:
>>>>>>>>>>>>>>> 1) sudo python as.py ---> runs successfully
>>>>>>>>>>>>>>> 2) On a new terminal: sudo mininet/util m r1 ---> Gives me a
>>>>>>>>>>>>>>> new prompt but not sure if i am in a new separate namespace. Pls confirm if
>>>>>>>>>>>>>>> this is the correct way
>>>>>>>>>>>>>>> 3) On a new terminal: sudo mininet/util m r2 ---> Gives me
>>>>>>>>>>>>>>> a new prompt but not sure if i am in a new separate namespace. Pls
>>>>>>>>>>>>>>> confirm if this is the correct way
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> You can check if the ip address and routes is correct from
>>>>>>>>>>>>>> shell
>>>>>>>>>>>>>>
>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> 4) I executed the following on the supposedly r1 and r2
>>>>>>>>>>>>>>> terminals:
>>>>>>>>>>>>>>> r1(supposedly): sudo ryu-manager
>>>>>>>>>>>>>>> ryu/services/protocols/bgp/application.py
>>>>>>>>>>>>>>> --bgp-app-config-file bgpconfig1.py
>>>>>>>>>>>>>>> r2(supposedly): sudo ryu-manager
>>>>>>>>>>>>>>> ryu/services/protocols/bgp/application.py
>>>>>>>>>>>>>>> --bgp-app-config-file bgpconfig2.py
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> However I am getting the following errors on both the
>>>>>>>>>>>>>>> supposedly r1 and r2 terminal.
>>>>>>>>>>>>>>> -------------------------------------------------------
>>>>>>>>>>>>>>> Error creating socket: [Errno 98] Address already in use
>>>>>>>>>>>>>>> hub: uncaught exception: Traceback (most recent call last):
>>>>>>>>>>>>>>> File "/usr/local/lib/python2.7/dist-packages/ryu/lib/hub.py",
>>>>>>>>>>>>>>> line 59, in _launch
>>>>>>>>>>>>>>> return func(*args, **kwargs)
>>>>>>>>>>>>>>> File "/usr/local/lib/python2.7/dist
>>>>>>>>>>>>>>> -packages/ryu/services/protocols/bgp/base.py", line 256, in
>>>>>>>>>>>>>>> start
>>>>>>>>>>>>>>> self._run(*args, **kwargs)
>>>>>>>>>>>>>>> File "/usr/local/lib/python2.7/dist
>>>>>>>>>>>>>>> -packages/ryu/services/protocols/bgp/core.py", line 238, in
>>>>>>>>>>>>>>> _run
>>>>>>>>>>>>>>> server_thread.wait()
>>>>>>>>>>>>>>> AttributeError: 'NoneType' object has no attribute 'wait'
>>>>>>>>>>>>>>> -----------------------------------------------------
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> Have you shutdown Quagga daemon before you start Ryu?
>>>>>>>>>>>>>>
>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> Pls Guide. Am i doing something wrongly?.
>>>>>>>>>>>>>>> I am also attaching the two config files( bgpconfig1.py &
>>>>>>>>>>>>>>> bgpconfig2.py)
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> Thanks
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> On Thu, Apr 12, 2018 at 2:22 PM, Yi Tseng <
>>>>>>>>>>>>>>> a86...@gm...> wrote:
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> Hi,
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> You need to write the configuration for your bgp routers, I
>>>>>>>>>>>>>>>> think bgp_sample_conf.py includes everything you need, all you need is to
>>>>>>>>>>>>>>>> modify values in that configuration
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> After that, you can run Ryu bgp application directly in two
>>>>>>>>>>>>>>>> network namespace with two configuration.
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> I never try Ryu BGP application before, for more
>>>>>>>>>>>>>>>> information, please follow instruction here:
>>>>>>>>>>>>>>>> https://ryu.readthedocs.io/en/
>>>>>>>>>>>>>>>> latest/app/bgp_application.html
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> Yi
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> 2018-04-11 21:46 GMT+08:00 Pynbiang Hadem <
>>>>>>>>>>>>>>>> pyn...@gm...>:
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> Hi Takeshi,
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> I Think i have managed to enter the namespace of r1 using
>>>>>>>>>>>>>>>>> the* m command.*
>>>>>>>>>>>>>>>>> *Now, I have one more doubt;* How can we execute ryu
>>>>>>>>>>>>>>>>> <https://github.com/osrg/ryu>/ryu
>>>>>>>>>>>>>>>>> <https://github.com/osrg/ryu/tree/master/ryu>/services
>>>>>>>>>>>>>>>>> <https://github.com/osrg/ryu/tree/master/ryu/services>/
>>>>>>>>>>>>>>>>> protocols
>>>>>>>>>>>>>>>>> <https://github.com/osrg/ryu/tree/master/ryu/services/protocols>
>>>>>>>>>>>>>>>>> /bgp
>>>>>>>>>>>>>>>>> <https://github.com/osrg/ryu/tree/master/ryu/services/protocols/bgp>
>>>>>>>>>>>>>>>>> /*application.py *in r1 and r2 and get communication
>>>>>>>>>>>>>>>>> between r1 and r2 to happen?.
>>>>>>>>>>>>>>>>> Do we need the ryu <https://github.com/osrg/ryu>/ryu
>>>>>>>>>>>>>>>>> <https://github.com/osrg/ryu/tree/master/ryu>/services
>>>>>>>>>>>>>>>>> <https://github.com/osrg/ryu/tree/master/ryu/services>/
>>>>>>>>>>>>>>>>> protocols
>>>>>>>>>>>>>>>>> <https://github.com/osrg/ryu/tree/master/ryu/services/protocols>
>>>>>>>>>>>>>>>>> /bgp
>>>>>>>>>>>>>>>>> <https://github.com/osrg/ryu/tree/master/ryu/services/protocols/bgp>
>>>>>>>>>>>>>>>>> /*bgp_sample_conf.py *or the configuration done on r1 and
>>>>>>>>>>>>>>>>> r2 by your script is sufficient?.
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> Thanks
>>>>>>>>>>>>>>>>> Hadem
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> On Wed, Apr 11, 2018 at 6:32 PM, Pynbiang Hadem <
>>>>>>>>>>>>>>>>> pyn...@gm...> wrote:
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>> Hi Takeshi,
>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>> Would you mind showing some example to enter the
>>>>>>>>>>>>>>>>>> namespace of r1. I can't seemed to figure it out.
>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>> Thanks
>>>>>>>>>>>>>>>>>> Hadem
>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>> On Fri, Mar 16, 2018 at 1:15 PM, Yi Tseng <
>>>>>>>>>>>>>>>>>> a86...@gm...> wrote:
>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>> 1)
>>>>>>>>>>>>>>>>>>> Yes, this is normal
>>>>>>>>>>>>>>>>>>> 2)
>>>>>>>>>>>>>>>>>>> You need to enter network namespace of r1, and use
>>>>>>>>>>>>>>>>>>> telnet to access quagga console
>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>> To enter the namespace, you can use *m* command
>>>>>>>>>>>>>>>>>>> https://github.com/mininet/mininet/blob/master/util/m
>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>> 2018-03-16 0:20 GMT+08:00 Pynbiang Hadem <
>>>>>>>>>>>>>>>>>>> pyn...@gm...>:
>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>> Hi Takeshi,
>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>> I am able to run it now, however, there are two things:
>>>>>>>>>>>>>>>>>>>> *1) I am getting errRun mesages as below:*
>>>>>>>>>>>>>>>>>>>> -----------------------------
>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>> mininet@mininet-vm:~/bgp-3as$ sudo python as.py
>>>>>>>>>>>>>>>>>>>> *** errRun: ['grep', '-c', 'processor',
>>>>>>>>>>>>>>>>>>>> '/proc/cpuinfo']
>>>>>>>>>>>>>>>>>>>> 1
>>>>>>>>>>>>>>>>>>>> 0*** Setting resource limits
>>>>>>>>>>>>>>>>>>>> *** errRun: ['which', 'mnexec']
>>>>>>>>>>>>>>>>>>>> /usr/bin/mnexec
>>>>>>>>>>>>>>>>>>>> 0*** errRun: ['which', 'ifconfig']
>>>>>>>>>>>>>>>>>>>> /sbin/ifconfig
>>>>>>>>>>>>>>>>>>>> ...
>>>>>>>>>>>>>>>>>>>> ...
>>>>>>>>>>>>>>>>>>>> *** errRun: ['stty', 'echo', 'sane', 'intr', '^C']
>>>>>>>>>>>>>>>>>>>> 0mininet>
>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>> ------------------------------
>>>>>>>>>>>>>>>>>>>> *Is this normal?.*
>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>> *2) How can i login to r1 console?. I want to run some
>>>>>>>>>>>>>>>>>>>> bgpd command like*
>>>>>>>>>>>>>>>>>>>> * bgpd-R1# sh ip bgp*
>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>> Thanks
>>>>>>>>>>>>>>>>>>>> Hadem
>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>> On Tue, Mar 13, 2018 at 10:07 PM, Yi Tseng <
>>>>>>>>>>>>>>>>>>>> a86...@gm...> wrote:
>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>> Hi,
>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>> Please don't drop mailing list
>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>> I just update it, please check again
>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>> Yi
>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>> 2018-03-13 18:19 GMT+08:00 Pynbiang Hadem <
>>>>>>>>>>>>>>>>>>>>> pyn...@gm...>:
>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>> Hi Takeshi,
>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>> I run the topology file *as.py* from *bgp-3as* and i
>>>>>>>>>>>>>>>>>>>>>> got the following error messages. Pls help
>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>> mininet@mininet-vm:~/bgp-3as$ sudo python as.py
>>>>>>>>>>>>>>>>>>>>>> *** errRun: ['grep', '-c', 'processor',
>>>>>>>>>>>>>>>>>>>>>> '/proc/cpuinfo']
>>>>>>>>>>>>>>>>>>>>>> 1
>>>>>>>>>>>>>>>>>>>>>> 0*** Setting resource limits
>>>>>>>>>>>>>>>>>>>>>> *** errRun: ['which', 'mnexec']
>>>>>>>>>>>>>>>>>>>>>> /usr/bin/mnexec
>>>>>>>>>>>>>>>>>>>>>> 0*** errRun: ['which', 'ifconfig']
>>>>>>>>>>>>>>>>>>>>>> /sbin/ifconfig
>>>>>>>>>>>>>>>>>>>>>> 0*** h1 : ('unset HISTFILE; stty -echo; set +m',)
>>>>>>>>>>>>>>>>>>>>>> unset HISTFILE; stty -echo; set +m
>>>>>>>>>>>>>>>>>>>>>> *** h2 : ('unset HISTFILE; stty -echo; set +m',)
>>>>>>>>>>>>>>>>>>>>>> unset HISTFILE; stty -echo; set +m
>>>>>>>>>>>>>>>>>>>>>> *** h3 : ('unset HISTFILE; stty -echo; set +m',)
>>>>>>>>>>>>>>>>>>>>>> unset HISTFILE; stty -echo; set +m
>>>>>>>>>>>>>>>>>>>>>> *** r1 : ('unset HISTFILE; stty -echo; set +m',)
>>>>>>>>>>>>>>>>>>>>>> unset HISTFILE; stty -echo; set +m
>>>>>>>>>>>>>>>>>>>>>> *** r2 : ('unset HISTFILE; stty -echo; set +m',)
>>>>>>>>>>>>>>>>>>>>>> unset HISTFILE; stty -echo; set +m
>>>>>>>>>>>>>>>>>>>>>> *** r3 : ('unset HISTFILE; stty -echo; set +m',)
>>>>>>>>>>>>>>>>>>>>>> unset HISTFILE; stty -echo; set +m
>>>>>>>>>>>>>>>>>>>>>> *** r1 : ('ip link add name r1-eth0 address
>>>>>>>>>>>>>>>>>>>>>> e6:07:c4:3d:f1:ad type veth peer name r2-eth0 address 62:7d:bb:f1:1b:0b
>>>>>>>>>>>>>>>>>>>>>> netns 1545',)
>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>> added intf r1-eth0 (0) to node r1
>>>>>>>>>>>>>>>>>>>>>> moving r1-eth0 into namespace for r1
>>>>>>>>>>>>>>>>>>>>>> *** r1 : ('ifconfig', 'r1-eth0', 'up')
>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>> added intf r2-eth0 (0) to node r2
>>>>>>>>>>>>>>>>>>>>>> moving r2-eth0 into namespace for r2
>>>>>>>>>>>>>>>>>>>>>> *** r2 : ('ifconfig', 'r2-eth0', 'up')
>>>>>>>>>>>>>>>>>>>>>> *** r2 : ('ip link add name r2-eth1 address
>>>>>>>>>>>>>>>>>>>>>> a6:4f:64:39:2b:af type veth peer name r3-eth0 address a2:49:d6:30:b2:d8
>>>>>>>>>>>>>>>>>>>>>> netns 1547',)
>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>> added intf r2-eth1 (1) to node r2
>>>>>>>>>>>>>>>>>>>>>> moving r2-eth1 into namespace for r2
>>>>>>>>>>>>>>>>>>>>>> *** r2 : ('ifconfig', 'r2-eth1', 'up')
>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>> added intf r3-eth0 (0) to node r3
>>>>>>>>>>>>>>>>>>>>>> moving r3-eth0 into namespace for r3
>>>>>>>>>>>>>>>>>>>>>> *** r3 : ('ifconfig', 'r3-eth0', 'up')
>>>>>>>>>>>>>>>>>>>>>> *** h1 : ('ip link add name h1-eth0 address
>>>>>>>>>>>>>>>>>>>>>> 1e:d7:9d:cf:13:61 type veth peer name r1-eth1 address 22:e8:9b:a9:38:85
>>>>>>>>>>>>>>>>>>>>>> netns 1543',)
>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>> added intf h1-eth0 (0) to node h1
>>>>>>>>>>>>>>>>>>>>>> moving h1-eth0 into namespace for h1
>>>>>>>>>>>>>>>>>>>>>> *** h1 : ('ifconfig', 'h1-eth0', 'up')
>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>> added intf r1-eth1 (1) to node r1
>>>>>>>>>>>>>>>>>>>>>> moving r1-eth1 into namespace for r1
>>>>>>>>>>>>>>>>>>>>>> *** r1 : ('ifconfig', 'r1-eth1', 'up')
>>>>>>>>>>>>>>>>>>>>>> *** h2 : ('ip link add name h2-eth0 address
>>>>>>>>>>>>>>>>>>>>>> fe:c0:a8:2d:37:ab type veth peer name r2-eth2 address c6:20:a0:db:c1:cb
>>>>>>>>>>>>>>>>>>>>>> netns 1545',)
>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>> added intf h2-eth0 (0) to node h2
>>>>>>>>>>>>>>>>>>>>>> moving h2-eth0 into namespace for h2
>>>>>>>>>>>>>>>>>>>>>> *** h2 : ('ifconfig', 'h2-eth0', 'up')
>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>> added intf r2-eth2 (2) to node r2
>>>>>>>>>>>>>>>>>>>>>> moving r2-eth2 into namespace for r2
>>>>>>>>>>>>>>>>>>>>>> *** r2 : ('ifconfig', 'r2-eth2', 'up')
>>>>>>>>>>>>>>>>>>>>>> *** h3 : ('ip link add name h3-eth0 address
>>>>>>>>>>>>>>>>>>>>>> fa:69:19:e0:af:d8 type veth peer name r3-eth1 address de:d4:a5:1d:32:f1
>>>>>>>>>>>>>>>>>>>>>> netns 1547',)
>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>> added intf h3-eth0 (0) to node h3
>>>>>>>>>>>>>>>>>>>>>> moving h3-eth0 into namespace for h3
>>>>>>>>>>>>>>>>>>>>>> *** h3 : ('ifconfig', 'h3-eth0', 'up')
>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>> added intf r3-eth1 (1) to node r3
>>>>>>>>>>>>>>>>>>>>>> moving r3-eth1 into namespace for r3
>>>>>>>>>>>>>>>>>>>>>> *** r3 : ('ifconfig', 'r3-eth1', 'up')
>>>>>>>>>>>>>>>>>>>>>> *** Configuring hosts
>>>>>>>>>>>>>>>>>>>>>> h1 *** h1 : ('ifconfig', 'h1-eth0', '10.0.1.1/24',
>>>>>>>>>>>>>>>>>>>>>> 'up')
>>>>>>>>>>>>>>>>>>>>>> *** h1 : ('ifconfig lo up',)
>>>>>>>>>>>>>>>>>>>>>> h2 *** h2 : ('ifconfig', 'h2-eth0', '10.0.2.1/24',
>>>>>>>>>>>>>>>>>>>>>> 'up')
>>>>>>>>>>>>>>>>>>>>>> *** h2 : ('ifconfig lo up',)
>>>>>>>>>>>>>>>>>>>>>> h3 *** h3 : ('ifconfig', 'h3-eth0', '10.0.3.1/24',
>>>>>>>>>>>>>>>>>>>>>> 'up')
>>>>>>>>>>>>>>>>>>>>>> *** h3 : ('ifconfig lo up',)
>>>>>>>>>>>>>>>>>>>>>> r1 *** r1 : ('ifconfig', 'r1-eth0', '10.0.0.4/8',
>>>>>>>>>>>>>>>>>>>>>> 'up')
>>>>>>>>>>>>>>>>>>>>>> *** r1 : ('ifconfig lo up',)
>>>>>>>>>>>>>>>>>>>>>> r2 *** r2 : ('ifconfig', 'r2-eth0', '10.0.0.5/8',
>>>>>>>>>>>>>>>>>>>>>> 'up')
>>>>>>>>>>>>>>>>>>>>>> *** r2 : ('ifconfig lo up',)
>>>>>>>>>>>>>>>>>>>>>> r3 *** r3 : ('ifconfig', 'r3-eth0', '10.0.0.6/8',
>>>>>>>>>>>>>>>>>>>>>> 'up')
>>>>>>>>>>>>>>>>>>>>>> *** r3 : ('ifconfig lo up',)
>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>> *** h1 : ('ip r add 0.0.0.0/0 via 10.0.1.254',)
>>>>>>>>>>>>>>>>>>>>>> *** h2 : ('ip r add 0.0.0.0/0 via 10.0.2.254',)
>>>>>>>>>>>>>>>>>>>>>> *** h3 : ('ip r add 0.0.0.0/0 via 10.0.3.254',)
>>>>>>>>>>>>>>>>>>>>>> *** r1 : ('ip a del 10.0.0.4/8 dev r1-eth0',)
>>>>>>>>>>>>>>>>>>>>>> *** r2 : ('ip a del 10.0.0.5/8 dev r2-eth0',)
>>>>>>>>>>>>>>>>>>>>>> *** r3 : ('ip a del 10.0.0.6/8 dev r3-eth0',)
>>>>>>>>>>>>>>>>>>>>>> *** r1 : ('ip a add 10.0.1.254/24 dev r1-eth1',)
>>>>>>>>>>>>>>>>>>>>>> *** r2 : ('ip a add 10.0.2.254/24 dev r2-eth2',)
>>>>>>>>>>>>>>>>>>>>>> *** r3 : ('ip a add 10.0.3.254/24 dev r3-eth1',)
>>>>>>>>>>>>>>>>>>>>>> *** r1 : ('ip a add 192.168.1.1/24 dev r1-eth0',)
>>>>>>>>>>>>>>>>>>>>>> *** r2 : ('ip a add 192.168.1.2/24 dev r2-eth0',)
>>>>>>>>>>>>>>>>>>>>>> *** r2 : ('ip a add 192.168.2.1/24 dev r2-eth1',)
>>>>>>>>>>>>>>>>>>>>>> *** r3 : ('ip a add 192.168.2.2/24 dev r3-eth0',)
>>>>>>>>>>>>>>>>>>>>>> *** r1 : ('/usr/lib/quagga/zebra -d -f zebra.conf -z
>>>>>>>>>>>>>>>>>>>>>> /var/run/quagga/zebra-r1.api -i /var/run/quagga/zebra-r1.pid',
>>>>>>>>>>>>>>>>>>>>>> )
>>>>>>>>>>>>>>>>>>>>>> vty_read_config: failed to open configuration file
>>>>>>>>>>>>>>>>>>>>>> /home/mininet/bgp-3as/zebra.conf: No such file or
>>>>>>>>>>>>>>>>>>>>>> directory
>>>>>>>>>>>>>>>>>>>>>> can't open configuration file [zebra.conf]
>>>>>>>>>>>>>>>>>>>>>> *** r1 : ('/usr/lib/quagga/bgpd -d -f r1.conf -z
>>>>>>>>>>>>>>>>>>>>>> /var/run/quagga/zebra-r1.api -i /var/run/quagga/bgpd-r1.pid',)
>>>>>>>>>>>>>>>>>>>>>> *** r2 : ('/usr/lib/quagga/zebra -d -f zebra.conf -z
>>>>>>>>>>>>>>>>>>>>>> /var/run/quagga/zebra-r2.api -i /var/run/quagga/zebra-r2.pid',
>>>>>>>>>>>>>>>>>>>>>> )
>>>>>>>>>>>>>>>>>>>>>> vty_read_config: failed to open configuration file
>>>>>>>>>>>>>>>>>>>>>> /home/mininet/bgp-3as/zebra.conf: No such file or
>>>>>>>>>>>>>>>>>>>>>> directory
>>>>>>>>>>>>>>>>>>>>>> can't open configuration file [zebra.conf]
>>>>>>>>>>>>>>>>>>>>>> *** r2 : ('/usr/lib/quagga/bgpd -d -f r2.conf -z
>>>>>>>>>>>>>>>>>>>>>> /var/run/quagga/zebra-r2.api -i /var/run/quagga/bgpd-r2.pid',)
>>>>>>>>>>>>>>>>>>>>>> *** r3 : ('/usr/lib/quagga/zebra -d -f zebra.conf -z
>>>>>>>>>>>>>>>>>>>>>> /var/run/quagga/zebra-r3.api -i /var/run/quagga/zebra-r3.pid',
>>>>>>>>>>>>>>>>>>>>>> )
>>>>>>>>>>>>>>>>>>>>>> vty_read_config: failed to open configuration file
>>>>>>>>>>>>>>>>>>>>>> /home/mininet/bgp-3as/zebra.conf: No such file or
>>>>>>>>>>>>>>>>>>>>>> directory
>>>>>>>>>>>>>>>>>>>>>> can't open configuration file [zebra.conf]
>>>>>>>>>>>>>>>>>>>>>> *** r3 : ('/usr/lib/quagga/bgpd -d -f r3.conf -z
>>>>>>>>>>>>>>>>>>>>>> /var/run/quagga/zebra-r3.api -i /var/run/quagga/bgpd-r3.pid',)
>>>>>>>>>>>>>>>>>>>>>> *** Starting CLI:
>>>>>>>>>>>>>>>>>>>>>> *** errRun: ['stty', 'echo', 'sane', 'intr', '^C']
>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>> Thanks
>>>>>>>>>>>>>>>>>>>>>> Hadem
>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>> On Mon, Mar 12, 2018 at 11:11 AM, Yi Tseng <
>>>>>>>>>>>>>>>>>>>>>> a86...@gm...> wrote:
>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>> [+mininet mailing list]
>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>> Hi,
>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>> I think what you need to do is to create 6 network
>>>>>>>>>>>>>>>>>>>>>>> namespace and run quagga+zebra process inside 3 of namespace.
>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>> No switch(and controller) in your topology.
>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>> All you need is to install mininet and quagga(via
>>>>>>>>>>>>>>>>>>>>>>> apt-get) and enable ip forwarding on your host machine
>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>> And run this example, this example creates 3 AS with
>>>>>>>>>>>>>>>>>>>>>>> 3 hosts, AS exchanges prefix information using BGP message
>>>>>>>>>>>>>>>>>>>>>>> https://github.com/TakeshiTsen
>>>>>>>>>>>>>>>>>>>>>>> g/SDN-Work/blob/master/mininet/bgp-3as/
>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>> Yi
>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>> 2018-03-11 16:21 GMT+08:00 Pynbiang Hadem <
>>>>>>>>>>>>>>>>>>>>>>> pyn...@gm...>:
>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>> Hi,
>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>> Can anyone suggest how i can achieve the target
>>>>>>>>>>>>>>>>>>>>>>>> objective in mininet and ryu.
>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>> Thanks
>>>>>>>>>>>>>>>>>>>>>>>> Hadem
>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>> On Sun, Mar 11, 2018 at 11:30 AM, knet solutions <
>>>>>>>>>>>>>>>>>>>>>>>> kne...@gm...> wrote:
>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>> Hi ,
>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>> KNet is alternative for Mininet. Host systems are
>>>>>>>>>>>>>>>>>>>>>>>>> based on docker not namespace. KNet supports traditional routers(bird
>>>>>>>>>>>>>>>>>>>>>>>>> routing daemon), Servers also as hosts.
>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>> But openvswitches are in the host system. Not in
>>>>>>>>>>>>>>>>>>>>>>>>> separate namespace or docker contrainers.
>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>> I thought, you are looking for traditional BGP
>>>>>>>>>>>>>>>>>>>>>>>>> router in your topology. Thats why i suggested this.
>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>> I guess, you need openvswitch in separate
>>>>>>>>>>>>>>>>>>>>>>>>> namespace / docker container . Currently KNet doesnt support this.
>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>> Thanks
>>>>>>>>>>>>>>>>>>>>>>>>> Suresh.
>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>> On Sat, Mar 10, 2018 at 11:22 AM, Pynbiang Hadem <
>>>>>>>>>>>>>>>>>>>>>>>>> pyn...@gm...> wrote:
>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>> Hi Suresh,
>>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>> 1) KNet should be installed on Mininet or without
>>>>>>>>>>>>>>>>>>>>>>>>>> Mininet?.
>>>>>>>>>>>>>>>>>>>>>>>>>> 2) To achieve independent namespaces for each
>>>>>>>>>>>>>>>>>>>>>>>>>> switches, do we need Quagga and Zebra?.
>>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>> Thanks
>>>>>>>>>>>>>>>>>>>>>>>>>> Hadem
>>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>> On Sat, Mar 10, 2018 at 10:24 AM, Pynbiang Hadem
>>>>>>>>>>>>>>>>>>>>>>>>>> <pyn...@gm...> wrote:
>>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>>> Thanks Suresh from KNet.
>>>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>>> I will read the documentation, try it out and
>>>>>>>>>>>>>>>>>>>>>>>>>>> get back to you for help, clarification and advice.
>>>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>>> Thanks
>>>>>>>>>>>>>>>>>>>>>>>>>>> Hadem
>>>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>>> On Fri, Mar 9, 2018 at 8:46 PM, knet solutions <
>>>>>>>>>>>>>>>>>>>>>>>>>>> kne...@gm...> wrote:
>>>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>>>> Hi,
>>>>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>>>> Check knet. It supports router node(bird
>>>>>>>>>>>>>>>>>>>>>>>>>>>> routing daemon). you can setup such topology.
>>>>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>>>> http://knet-topology-builder.r
>>>>>>>>>>>>>>>>>>>>>>>>>>>> eadthedocs.io/en/latest/
>>>>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>>>> I can help you.
>>>>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>>>> Thanks
>>>>>>>>>>>>>>>>>>>>>>>>>>>> suresh
>>>>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>>>> On Fri, Mar 9, 2018 at 8:13 PM, Pynbiang Hadem
>>>>>>>>>>>>>>>>>>>>>>>>>>>> <pyn...@gm...> wrote:
>>>>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>>>>> Hi,
>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>>>>> I want to simulate BGP connectivity between 3
>>>>>>>>>>>>>>>>>>>>>>>>>>>>> ASes in Mininet with one host in each AS as below:
>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>>>>> h1 -- AS1 -- AS2 -- AS3 -- h3
>>>>>>>>>>>>>>>>>>>>>>>>>>>>> h2
>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>>>>> How can i create the topology so that each AS
>>>>>>>>>>>>>>>>>>>>>>>>>>>>> is represented by a switch/router and each router is in a separate
>>>>>>>>>>>>>>>>>>>>>>>>>>>>> namespace?
>>>>>>>>>>>>>>>>>>>>>>>>>>>>> What are the requirements to setup such an
>>>>>>>>>>>>>>>>>>>>>>>>>>>>> environment?
>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>>>>> Thanks
>>>>>>>>>>>>>>>>>>>>>>>>>>>>> Hadem
>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>>>>> ------------------------------
>>>>>>>>>>>>>>>>>>>>>>>>>>>>> ------------------------------
>>>>>>>>>>>>>>>>>>>>>>>>>>>>> ------------------
>>>>>>>>>>>>>>>>>>>>>>>>>>>>> Check out the vibrant tech community on one of
>>>>>>>>>>>>>>>>>>>>>>>>>>>>> the world's most
>>>>>>>>>>>>>>>>>>>>>>>>>>>>> engaging tech sites, Slashdot.org!
>>>>>>>>>>>>>>>>>>>>>>>>>>>>> http://sdm.link/slashdot
>>>>>>>>>>>>>>>>>>>>>>>>>>>>> ______________________________
>>>>>>>>>>>>>>>>>>>>>>>>>>>>> _________________
>>>>>>>>>>>>>>>>>>>>>>>>>>>>> Ryu-devel mailing list
>>>>>>>>>>>>>>>>>>>>>>>>>>>>> Ryu...@li...
>>>>>>>>>>>>>>>>>>>>>>>>>>>>> https://lists.sourceforge.net/
>>>>>>>>>>>>>>>>>>>>>>>>>>>>> lists/listinfo/ryu-devel
>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>>>> --
>>>>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>>>> *Regards, *
>>>>>>>>>>>>>>>>>>>>>>>>>>>> *Knet solutions.*
>>>>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>>>> https://github.com/knetsolutions/KNet
>>>>>>>>>>>>>>>>>>>>>>>>>>>> http://knet-topology-builder.readthedocs.io/
>>>>>>>>>>>>>>>>>>>>>>>>>>>> http://knetsolutions.in/
>>>>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>> --
>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>> *Regards, *
>>>>>>>>>>>>>>>>>>>>>>>>> *Knet solutions.*
>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>> https://github.com/knetsolutions/KNet
>>>>>>>>>>>>>>>>>>>>>>>>> http://knet-topology-builder.readthedocs.io/
>>>>>>>>>>>>>>>>>>>>>>>>> http://knetsolutions.in/
>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>> ------------------------------
>>>>>>>>>>>>>>>>>>>>>>>> ------------------------------------------------
>>>>>>>>>>>>>>>>>>>>>>>> Check out the vibrant tech community on one of the
>>>>>>>>>>>>>>>>>>>>>>>> world's most
>>>>>>>>>>>>>>>>>>>>>>>> engaging tech sites, Slashdot.org!
>>>>>>>>>>>>>>>>>>>>>>>> http://sdm.link/slashdot
>>>>>>>>>>>>>>>>>>>>>>>> _______________________________________________
>>>>>>>>>>>>>>>>>>>>>>>> Ryu-devel mailing list
>>>>>>>>>>>>>>>>>>>>>>>> Ryu...@li...
>>>>>>>>>>>>>>>>>>>>>>>> https://lists.sourceforge.net/
>>>>>>>>>>>>>>>>>>>>>>>> lists/listinfo/ryu-devel
>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>> --
>>>>>>>>>>>>>>>>>>>>>>> Yi Tseng (a.k.a Takeshi)
>>>>>>>>>>>>>>>>>>>>>>> Taiwan National Chiao Tung University
>>>>>>>>>>>>>>>>>>>>>>> Department of Computer Science
>>>>>>>>>>>>>>>>>>>>>>> W2CNLab
>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>> https://takeshi.tw
>>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>> --
>>>>>>>>>>>>>>>>>>>>> Yi Tseng (a.k.a Takeshi)
>>>>>>>>>>>>>>>>>>>>> Taiwan National Chiao Tung University
>>>>>>>>>>>>>>>>>>>>> Department of Computer Science
>>>>>>>>>>>>>>>>>>>>> W2CNLab
>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>> https://takeshi.tw
>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>> --
>>>>>>>>>>>>>>>>>>> Yi Tseng (a.k.a Takeshi)
>>>>>>>>>>>>>>>>>>> Taiwan National Chiao Tung University
>>>>>>>>>>>>>>>>>>> Department of Computer Science
>>>>>>>>>>>>>>>>>>> W2CNLab
>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>> https://takeshi.tw
>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> --
>>>>>>>>>>>>>>>> Yi Tseng (a.k.a Takeshi)
>>>>>>>>>>>>>>>> Taiwan National Chiao Tung University
>>>>>>>>>>>>>>>> Department of Computer Science
>>>>>>>>>>>>>>>> W2CNLab
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> https://takeshi.tw
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> --
>>>>>>>>>>>>>> Yi Tseng (a.k.a Takeshi)
>>>>>>>>>>>>>> Taiwan National Chiao Tung University
>>>>>>>>>>>>>> Department of Computer Science
>>>>>>>>>>>>>> W2CNLab
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> https://takeshi.tw
>>>>>>>>>>>>>>
>>>>>>>>>>>>>
>>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>> --
>>>>>>>>>>>> Yi Tseng (a.k.a Takeshi)
>>>>>>>>>>>> Taiwan National Chiao Tung University
>>>>>>>>>>>> Department of Computer Science
>>>>>>>>>>>> W2CNLab
>>>>>>>>>>>>
>>>>>>>>>>>> https://takeshi.tw
>>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> --
>>>>>>>>>> Yi Tseng (a.k.a Takeshi)
>>>>>>>>>> Taiwan National Chiao Tung University
>>>>>>>>>> Department of Computer Science
>>>>>>>>>> W2CNLab
>>>>>>>>>>
>>>>>>>>>> https://takeshi.tw
>>>>>>>>>>
>>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>> --
>>>>>>>> Yi Tseng (a.k.a Takeshi)
>>>>>>>> Taiwan National Chiao Tung University
>>>>>>>> Department of Computer Science
>>>>>>>> W2CNLab
>>>>>>>>
>>>>>>>> https://takeshi.tw
>>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>
>>>>>>
>>>>>> --
>>>>>> Yi Tseng (a.k.a Takeshi)
>>>>>> Taiwan National Chiao Tung University
>>>>>> Department of Computer Science
>>>>>> W2CNLab
>>>>>>
>>>>>> https://takeshi.tw
>>>>>>
>>>>>
>>>>>
>>>>
>>>>
>>>> --
>>>> Yi Tseng (a.k.a Takeshi)
>>>> Taiwan National Chiao Tung University
>>>> Department of Computer Science
>>>> W2CNLab
>>>>
>>>> https://takeshi.tw
>>>>
>>>
>>>
>>
>
--
Yi Tseng (a.k.a Takeshi)
Taiwan National Chiao Tung University
Department of Computer Science
W2CNLab
https://takeshi.tw
|
