added one more router and a client

emulation/client1.startup

+ip addr add dev eth0 10.1.0.1/24
+ip link set dev eth0 up
+
+#default route para obter conectividade internet
+ip route add 0.0.0.0/0 via 10.1.0.2
+
+# install python
+apt-get update && apt-get --assume-yes install python3 python3-pip
+

emulation/client1/etc/resolv.conf

+nameserver 8.8.8.8
+nameserver 8.8.4.4

emulation/client1/root/multicast_client.py

+import socket
+import struct
+import sys
+
+message = 'very important data'
+multicast_group = ('224.3.29.71', 10000)
+
+# Create the datagram socket
+sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
+
+# Set a timeout so the socket does not block indefinitely when trying
+# to receive data.
+sock.settimeout(10)
+
+# Set the time-to-live for messages to 1 so they do not go past the
+# local network segment.
+ttl = struct.pack('b', 12)
+sock.setsockopt(socket.IPPROTO_IP, socket.IP_MULTICAST_TTL, ttl)
+
+
+try:
+
+    # Send data to the multicast group
+    #print >>sys.stderr, 'sending "%s"' % message
+    print('sending "%s"' % message)
+    sent = sock.sendto(str.encode(message), multicast_group)
+
+    # Look for responses from all recipients
+    while True:
+        #print >>sys.stderr, 'waiting to receive'
+        print('waiting to receive')
+        try:
+            data, server = sock.recvfrom(16)
+        except socket.timeout:
+            #print >>sys.stderr, 'timed out, no more responses'
+            print('timed out, no more responses')
+            break
+        else:
+            #print >>sys.stderr, 'received "%s" from %s' % (data, server)
+            print('received "%s" from %s' % (data, server))
+finally:
+    #print >>sys.stderr, 'closing socket'
+    print('closing socket')
+    sock.close()

emulation/lab.conf

+#########################################
+# Router setup
+#########################################
 router1[0]=A
 router1[1]=B
 router1[2]=tap,192.168.2.1,192.168.2.2
@@ -5,4 +8,16 @@ router1[mem]=256
 
 router2[0]=A
 router2[1]=C
+router2[2]=D
 router2[mem]=256
+
+router3[0]=B
+router3[1]=C
+router3[mem]=256
+
+
+#########################################
+# Client setup
+#########################################
+client1[0]=D
+client1[mem]=256

emulation/lab.dep

 router2: router1
+router3: router1
+
+client1: router2

emulation/router1/etc/quagga/ospfd.conf

@@ -9,6 +9,7 @@ password zebra
 !
 router ospf
   network 10.0.0.0/24 area 0
+  network 10.0.1.0/24 area 0
   network 192.168.2.0/24 area 0
   default-information originate always
 !

emulation/router2.startup

 ip addr add dev eth0 10.0.0.2/24
 ip link set dev eth0 up
-ip addr add dev eth1 10.0.1.2/24
+ip addr add dev eth1 10.0.2.2/24
 ip link set dev eth1 up
+ip addr add dev eth2 10.1.0.2/24
+ip link set dev eth2 up
 
 #default route para obter conectividade internet
 #ip route add 0.0.0.0/0 via 10.0.0.1

emulation/router2/etc/quagga/ospfd.conf

@@ -9,6 +9,7 @@ password zebra
 !
 router ospf
   network 10.0.0.0/24 area 0
-  network 10.0.1.0/24 area 0
+  network 10.0.2.0/24 area 0
+  network 10.1.0.0/24 area 0
 !
 log stdout

emulation/router3.startup

+ip addr add dev eth0 10.0.1.3/24
+ip link set dev eth0 up
+ip addr add dev eth1 10.0.2.3/24
+ip link set dev eth1 up
+
+
+#default route para obter conectividade internet
+#ip route add 0.0.0.0/0 via 10.0.1.1
+#ip route del 0.0.0.0/0
+
+
+# Zebra and OSPF
+/etc/init.d/quagga restart
+
+# wait for default route information from OSPF
+while ! $(ip route | grep -q "default")
+do
+	sleep 2
+done
+
+# install python
+apt-get update && apt-get --assume-yes install python3 python3-pip
+

emulation/router3/etc/quagga/daemons

+# This file tells the quagga package which daemons to start.
+#
+# Entries are in the format: <daemon>=(yes|no|priority)
+#   0, "no"  = disabled
+#   1, "yes" = highest priority
+#   2 .. 10  = lower priorities
+# Read /usr/share/doc/quagga/README.Debian for details.
+#
+# Sample configurations for these daemons can be found in
+# /usr/share/doc/quagga/examples/.
+#
+# ATTENTION: 
+#
+# When activation a daemon at the first time, a config file, even if it is
+# empty, has to be present *and* be owned by the user and group "quagga", else
+# the daemon will not be started by /etc/init.d/quagga. The permissions should
+# be u=rw,g=r,o=.
+# When using "vtysh" such a config file is also needed. It should be owned by
+# group "quaggavty" and set to ug=rw,o= though. Check /etc/pam.d/quagga, too.
+#
+# The watchquagga daemon is always started. Per default in monitoring-only but
+# that can be changed via /etc/quagga/debian.conf.
+#
+zebra=yes
+bgpd=no
+ospfd=yes
+ospf6d=no
+ripd=no
+ripngd=no
+isisd=no
+babeld=no

emulation/router3/etc/quagga/debian.conf

+#
+# If this option is set the /etc/init.d/quagga script automatically loads
+# the config via "vtysh -b" when the servers are started. 
+# Check /etc/pam.d/quagga if you intend to use "vtysh"!
+#
+vtysh_enable=yes
+zebra_options="  --daemon -A 127.0.0.1"
+bgpd_options="   --daemon -A 127.0.0.1"
+ospfd_options="  --daemon -A 127.0.0.1"
+ospf6d_options=" --daemon -A ::1"
+ripd_options="   --daemon -A 127.0.0.1"
+ripngd_options=" --daemon -A ::1"
+isisd_options="  --daemon -A 127.0.0.1"
+babeld_options=" --daemon -A 127.0.0.1"
+#
+# Please note that watchquagga_options is an array and not a string so that
+# quotes can be used.
+#
+# The list of daemons to watch is automatically generated by the init script
+# from daemons.conf and appended to the watchquagga_options.
+# Example:
+#    watchquagga_options=("-Adz" "-r" '/sbin/service %s restart' -s '/sbin/service %s start'  -k '/sbin/service %s stop')
+watchquagga_enable=yes
+watchquagga_options=(--daemon)

emulation/router3/etc/quagga/ospfd.conf

+! -*- ospf -*-
+!
+! OSPFd sample configuration file
+!
+!
+hostname ospfd
+password zebra
+!enable password please-set-at-here
+!
+router ospf
+  network 10.0.1.0/24 area 0
+  network 10.0.2.0/24 area 0
+!
+log stdout

emulation/router3/etc/quagga/vtysh.conf

+!
+! Sample configuration file for vtysh.
+!
+!service integrated-vtysh-config
+hostname quagga-router
+username root nopassword
+!

emulation/router3/etc/quagga/zebra.conf

+! -*- zebra -*-
+!
+! zebra sample configuration file
+!
+! $Id: zebra.conf.sample,v 1.1 2002/12/13 20:15:30 paul Exp $
+!
+hostname Router
+password zebra
+enable password zebra
+!
+! Interface's description. 
+!
+!interface lo
+! description test of desc.
+!
+!interface sit0
+! multicast
+
+!
+! Static default route sample.
+!
+!ip route 0.0.0.0/0 203.181.89.241
+!
+
+!log file /var/log/quagga/zebra.log

emulation/router3/etc/resolv.conf

+nameserver 8.8.8.8
+nameserver 8.8.4.4

emulation/router3/root/script.sh

+rm -rf MulticastRouting/
+cp -rf /hosthome/Desktop/pim_code/ MulticastRouting/
+cd MulticastRouting
+pip-3.2 install -r requirements.txt
+
+python3 Run.py -stop
+python3 Run.py -start
+python3 Run.py -ai eth0
+python3 Run.py -v