[General]
sim-time-limit = 1000s
**.ospf.cmdenv-log-level = trace
**.cmdenv-log-level = off
cmdenv-express-mode = false

*.pcapRecorder.moduleNamePatterns = ".^"
*.pcapRecorder.pcapFile = "${resultdir}/${configname}-${runnumber}.pcap"

**.checksumMode = "computed"
**.fcsMode = "computed"

*.*.ospf.displayStringTextFormat = "routerID: {routerID}\n{interfaces}"

# Enable OSPF on all routers
*.R*.hasOspf = true

*.configurator.addStaticRoutes = false

# Visualizer settings
*.visualizer.interfaceTableVisualizer[0].displayInterfaceTables = true
**.visualizer.interfaceTableVisualizer.nodeFilter = "not fullPath =~ *.N**"

*.visualizer.interfaceTableVisualizer.displayInterfaceTables = true

*.visualizer.numRoutingTableVisualizers = 2
*.visualizer.routingTableVisualizer[*].displayRoutingTables = true
*.visualizer.routingTableVisualizer[0].destinationFilter = "host6"
*.visualizer.routingTableVisualizer[1].destinationFilter = "host0"
*.visualizer.routingTableVisualizer[*].nodeFilter = "R* and not(N*)"
*.visualizer.routingTableVisualizer[0].lineColor = "blue"
*.visualizer.routingTableVisualizer[1].lineColor = "red"

*.visualizer.routingTableVisualizer[*].labelFormat = "%d/%m (%e) -> %g (%n)"	# display metric
*.visualizer.routingTableVisualizer[*].lineStyle = "dashed"

*.visualizer**.infoVisualizer.displayInfos = true
*.visualizer**.infoVisualizer.modules = "**ospf"

*.visualizer.networkRouteVisualizer[*].displayRoutes = true
*.visualizer.networkRouteVisualizer[*].packetFilter = "ping* or Udp*"

*.visualizer.networkRouteVisualizer.displayRoutes = true
*.visualizer.networkRouteVisualizer.packetFilter = "ping* or Udp*"

# ---------------------------------------------------------------

[Config Step1]
description = "Pinging after OSPF convergence"
network = OspfNetwork

*.configurator.config = xml("<config> \
                                <interface hosts='**' address='10.x.x.x' netmask='255.x.x.x'/> \
                                <route hosts='host*' destination='*' netmask='0.0.0.0' interface='eth0' /> \
                             </config>")

# application parameters
*.host0.numApps = 1
*.host0.app[0].typename = "PingApp"
*.host0.app[0].destAddr = "host6"
*.host0.app[0].startTime = 60s

# ---------------------------------------------------------------

[Config Step2]
description = "Change link cost"
extends = Step1

# manually overiding the 'output cost' of ppp1 on router R1
# note that the route of ping request will be affected and not ping reply

*.R*.ospf.ospfConfig = xmldoc("ASConfig_cost.xml")

# ---------------------------------------------------------------

[Config Step2a]
description = "Reroute after link breakage"
extends = Step1

# the link between R5 and R4 breaks at t = 60s, and OSPF finds a new route

*.scenarioManager.script = xml("<scenario> \
                                    <disconnect t='70' src-module='R5' dest-module='R4' /> \
                                </scenario>")

# ---------------------------------------------------------------

[Config Step3]
description = "OSPF full adjacency establishment and LSDB sync"
network = Network

*.configurator.config = xml("<config> \
                                <interface hosts='R1' names='eth0' address='10.4.5.x' netmask='255.255.255.x'/> \
                                <interface hosts='R1' names='ppp0' address='10.4.6.x' netmask='255.255.255.x'/> \
                                <interface hosts='R2' names='eth0' address='10.4.7.x' netmask='255.255.255.x'/> \
                                <interface hosts='**' address='10.4.x.x' netmask='255.255.255.x'/> \
                                <route hosts='host*' destination='*' netmask='0.0.0.0' interface='eth0' /> \
                             </config>")

*.visualizer.routingTableVisualizer[*].displayRoutingTables = false

# application parameters
*.host0.numApps = 1
*.host0.app[0].typename = "PingApp"
*.host0.app[0].destAddr = "host3"
*.host0.app[0].startTime = 60s

# ---------------------------------------------------------------

[Config Step4]
description = "Router LSA"
network = RouterLSA

# what does a router LSA look like?

*.configurator.config = xml("<config> \
                                <interface hosts='**' address='10.x.x.x' netmask='255.x.x.x'/> \
                                <route hosts='host*' destination='*' netmask='0.0.0.0' interface='eth0' /> \
                             </config>")

# application parameters
*.host0.numApps = 1
*.host0.app[0].typename = "PingApp"
*.host0.app[0].destAddr = "host6"
*.host0.app[0].startTime = 60s

# ---------------------------------------------------------------

[Config Step4a]
description = "Advertising loopback interface"
network = RouterLSA

# Loopbacks are considered host routes in OSPF, and they are advertised as /32.
# advertising lo1 in router R1

*.configurator.config = xml("<config> \
                                <interface hosts='**' address='10.x.x.x' netmask='255.x.x.x'/> \
                                <route hosts='host*' destination='*' netmask='0.0.0.0' interface='eth0' /> \
                             </config>")

*.R*.ospf.ospfConfig = xmldoc("ASConfig_Loopback.xml")

*.R1.numLoInterfaces = 2

# application parameters
*.host0.numApps = 1
*.host0.app[0].typename = "PingApp"
*.host0.app[0].destAddr = "host6"
*.host0.app[0].startTime = 60s

# ---------------------------------------------------------------

[Config Step5]
description = "Effect of network type of an interface on routing table routes"
network = InterfaceNetworkType

*.configurator.configureIsolatedNetworksSeparatly = true

*.configurator.config = xml("<config> \
                                <interface hosts='**' address='10.x.x.x' netmask='255.x.x.x'/> \
                                <route hosts='host*' destination='*' netmask='0.0.0.0' interface='eth0' /> \
                             </config>")

**.visualizer.interfaceTableVisualizer.displayInterfaceTables = true
**.visualizer.interfaceTableVisualizer.nodeFilter = "not *.N*"

# application parameters
*.host8.numApps = 1
*.host8.app[0].typename = "PingApp"
*.host8.app[0].destAddr = "host11"
*.host8.app[0].startTime = 60s

# ---------------------------------------------------------------

[Config Step5a]
description = "Mismatched Parameters between two OSPF neighbor"
network = InterfaceNetworkType

# R1 and R2 will not establish full adjacency because of mismatch Hello interval

*.configurator.configureIsolatedNetworksSeparatly = true

*.configurator.config = xml("<config> \
                                <interface hosts='**' address='10.x.x.x' netmask='255.x.x.x'/> \
                                <route hosts='host*' destination='*' netmask='0.0.0.0' interface='eth0' /> \
                             </config>")

**.visualizer.interfaceTableVisualizer.displayInterfaceTables = true
**.visualizer.interfaceTableVisualizer.nodeFilter = "not *.N*"

*.visualizer.routingTableVisualizer[0].destinationFilter = "host5"
*.visualizer.routingTableVisualizer[1].destinationFilter = "host0"

*.R*.ospf.ospfConfig = xmldoc("ASConfig_mismatch.xml")


# application parameters
*.host8.numApps = 1
*.host8.app[0].typename = "PingApp"
*.host8.app[0].destAddr = "host11"
*.host8.app[0].startTime = 60s

# TODO: full adjacency forms when it shouln't: R4 and R5 will not establish full adjacency because of mismatch OSPF network type

# ---------------------------------------------------------------

[Config Step6]
description = "OSPF DR/BDR election in a multi-access network (Ethernet)"
network = Network2

*.configurator.config = xml("<config> \
                                <interface hosts='**' address='10.x.x.x' netmask='255.255.255.x'/> \
                                <route hosts='host*' destination='*' netmask='0.0.0.0' interface='eth0' /> \
                             </config>")

# application parameters
*.host0.numApps = 1
*.host0.app[0].typename = "PingApp"
*.host0.app[0].destAddr = "host6"
*.host0.app[0].startTime = 60s

# ---------------------------------------------------------------

[Config Step7]
description = "Influencing OSPF DR/BDR election"
extends = Step6

# increasing the router priority of R3

*.R*.ospf.ospfConfig = xmldoc("ASConfig_priority.xml")

# ---------------------------------------------------------------

[Config Step8]
description = "Setting all router ids to zero"
extends = Step6

# when the router id of a multi-access interface is zero then no Wait timer is started.
# this means that no DR/BDR election will be performed and no Network LSA is exchanged.
# this also means that the Ethernet network will not be recognized by any routers.

*.R*.ospf.ospfConfig = xmldoc("ASConfig_zero_priority.xml")

*.visualizer.routingTableVisualizer.destinationFilter = "R*"
*.visualizer.routingTableVisualizer.nodeFilter = "R* and not *.N*"

# ---------------------------------------------------------------

[Config Step9]
description = "High-priority OSPF router joins after OSPF DR/BDR election"
extends = Step6

# although R6 has the highest priority, but it does not trigger a DR/BDR re-election

*.R6.ospf.startupTime = 60s

# ---------------------------------------------------------------

[Config Step10]
description = "Network Topology Changes"
network = TopologyChange

*.R*.ospf.ospfConfig = xmldoc("ASConfig_tp_priority.xml")

*.visualizer.routingTableVisualizer.displayRoutingTables = true
*.visualizer.routingTableVisualizer.destinationFilter = "*"
*.visualizer.routingTableVisualizer.nodeFilter = "R*"

*.*.hasStatus = true
*.scenarioManager.script = xml("<scenario> \
                                    <disconnect t='60' src-module='R4' dest-module='switch3' /> \
                                </scenario>")


# application parameters
*.R3.numApps = 1
*.R3.app[0].typename = "PingApp"
*.R3.app[0].destAddr = "R1"
*.R3.app[0].startTime = 60s

# ---------------------------------------------------------------

[Config Step10a]
description = "Router R4 goes down"
extends = Step10

*.scenarioManager.script = xml("<scenario> <at t='60'> <shutdown module='R4'/> </at> </scenario>")

# ---------------------------------------------------------------

[Config Step10b]
description = "Router R2 (DROTHER) goes down"
extends = Step10

*.scenarioManager.script = xml("<scenario> <at t='60'> <shutdown module='R2'/> </at> </scenario>")

# application parameters
*.R3.numApps = 1
*.R3.app[0].typename = "PingApp"
*.R3.app[0].destAddr = "R4"
*.R3.app[0].startTime = 60s

*.R1.numApps = 1
*.R1.app[0].typename = "PingApp"
*.R1.app[0].destAddr = "R6"
*.R1.app[0].startTime = 60s

# ---------------------------------------------------------------

[Config Step10d]
description = "Router R1 (DR) goes down"
extends = Step10

*.scenarioManager.script = xml("<scenario> <at t='60'> <shutdown module='R1'/> </at> </scenario>")

# application parameters
*.R3.numApps = 1
*.R3.app[0].typename = "PingApp"
*.R3.app[0].destAddr = "R6"
*.R3.app[0].startTime = 60s

# ---------------------------------------------------------------

[Config Step11]
description = "Configure an interface as NoOSPF"
extends = Step3

# setting interfaceMode to "NoOSPF" is equal to removing the interface from the XML config

*.R*.ospf.ospfConfig = xmldoc("ASConfig_NoOspf.xml")

# ---------------------------------------------------------------

[Config Step12]
description = "Configure an interface as Passive"
extends = Step3

*.R*.ospf.ospfConfig = xmldoc("ASConfig_Passive.xml")

# ---------------------------------------------------------------

[Config Step13]
description = "Freshness of a LSA"
network = Freshness

*.scenarioManager.script = xml("<scenario> \
                                    <disconnect t='60' src-module='R1' dest-module='switch2' /> \
                                </scenario>")

# application parameters
*.R7.numApps = 1
*.R7.app[0].typename = "PingApp"
*.R7.app[0].destAddr = "R1"
*.R7.app[0].startTime = 60s

# ---------------------------------------------------------------

[Config Step14]
description = "Hierarchical OSPF topology and summary LSA"
network = OSPF_AreaTest

*.configurator.config = xml("<config> \
                                <interface hosts='R3' towards='R4' address='192.168.0.x' netmask='255.255.255.x' /> \
                                <interface hosts='R4' towards='R3' address='192.168.0.x' netmask='255.255.255.x' /> \
                                \
                                <interface among='host1 host2 R1 R2 R3' address='192.168.11.x' netmask='255.255.255.x' /> \
                                <interface among='R3 R4 R5 host3' address='192.168.22.x' netmask='255.255.255.x' /> \
                                \
                                <route hosts='host*' destination='*' netmask='0.0.0.0' interface='eth0' /> \
                             </config>")

*.R*.ospf.ospfConfig = xmldoc("ASConfig_Area.xml")

*.visualizer.routingTableVisualizer.displayRoutingTables = true
*.visualizer.routingTableVisualizer.destinationFilter = "R*"
*.visualizer.routingTableVisualizer.nodeFilter = "R*"

# application parameters
*.host1.numApps = 1
*.host1.app[0].typename = "PingApp"
*.host1.app[0].destAddr = "host3"
*.host1.app[0].startTime = 60s

# ---------------------------------------------------------------

[Config Step15]
description = "Set advertisement of a network to 'false'"
extends = Step14

*.R*.ospf.ospfConfig = xmldoc("ASConfig_Area_NoAdvertisement.xml")

# application parameters
*.host1.numApps = 1
*.host1.app[0].typename = "PingApp"
*.host1.app[0].destAddr = "host2"
*.host1.app[0].startTime = 60s

# ---------------------------------------------------------------

[Config Step16]
description = "OSPF topology change in multi-area OSPF"
extends = Step14

*.scenarioManager.script = xml("<scenario> \
                                    <disconnect t='60' src-module='R1' dest-module='switch1' /> \
                                </scenario>")

*.visualizer.routingTableVisualizer.destinationFilter = "R* or host1"

# application parameters
*.host2.numApps = 1
*.host2.app[0].typename = "PingApp"
*.host2.app[0].destAddr = "host3"
*.host2.app[0].startTime = 60s

# ---------------------------------------------------------------

[Config Step17]
description = "Loop avoidance in multi-area OSPF topology"
network = OSPF_LoopAvoidance

*.configurator.config = xml("<config> \
                                <interface hosts='R1' names='eth0' address='10.0.0.9' netmask='255.255.255.252' /> \
                                <interface hosts='R1' towards='R2' address='10.0.0.5' netmask='255.255.255.252' /> \
                                <interface hosts='R1' towards='R5' address='10.0.0.1' netmask='255.255.255.252' /> \
                                \
                                <interface hosts='R2' names='eth1' address='10.0.0.21' netmask='255.255.255.252' /> \
                                <interface hosts='R2' towards='R1' address='10.0.0.6' netmask='255.255.255.252' /> \
                                <interface hosts='R2' towards='R3' address='10.0.0.13' netmask='255.255.255.252' /> \
                                <interface hosts='R2' towards='R4' address='10.0.0.17' netmask='255.255.255.252' /> \
                                \
                                <interface hosts='R3' names='eth3' address='10.0.0.33' netmask='255.255.255.252' /> \
                                <interface hosts='R3' names='eth4' address='10.0.0.37' netmask='255.255.255.252' /> \
                                <interface hosts='R3' towards='R2' address='10.0.0.14' netmask='255.255.255.252' /> \
                                <interface hosts='R3' towards='R5' address='10.0.0.29' netmask='255.255.255.252' /> \
                                <interface hosts='R3' towards='R4' address='10.0.0.25' netmask='255.255.255.252' /> \
                                \
                                <interface hosts='R4' names='eth2' address='10.0.0.41' netmask='255.255.255.252' /> \
                                <interface hosts='R4' towards='R2' address='10.0.0.18' netmask='255.255.255.252' /> \
                                <interface hosts='R4' towards='R3' address='10.0.0.26' netmask='255.255.255.252' /> \
                                \
                                <interface hosts='R5' names='eth0' address='10.0.0.45' netmask='255.255.255.252' /> \
                                <interface hosts='R5' towards='R1' address='10.0.0.2' netmask='255.255.255.252' /> \
                                <interface hosts='R5' towards='R3' address='10.0.0.30' netmask='255.255.255.252' /> \
                                \
                                <route hosts='host*' destination='*' netmask='0.0.0.0' interface='eth0' /> \
                             </config>")

*.R*.ospf.ospfConfig = xmldoc("ASConfig_Area_Loop.xml")

# application parameters
*.R5.numApps = 1
*.R5.app[0].typename = "PingApp"
*.R5.app[0].destAddr = "R2"
*.R5.app[0].startTime = 60s

# ---------------------------------------------------------------

[Config Step17a]
description = "Make R3 an ABR - advertise its loopback to backbone"
extends = Step17

*.R*.ospf.ospfConfig = xmldoc("ASConfig_Area_Loop_ABR.xml")

# ---------------------------------------------------------------

[Config Step17b]
description = "Make R3 an ABR - create a vitual link between R1 and R3"
extends = Step17

*.R*.ospf.ospfConfig = xmldoc("ASConfig_Area_Loop_ABR_Virtual.xml")

# ---------------------------------------------------------------

[Config Step18]
description = "AS-External LSAs of 'type 1 metric' with different advertised destination"
network = OSPF_Area_External

# ToDo: R5 has a cost of 13 to the external network

*.configurator.config = xml("<config> \
                                <interface hosts='R3' towards='R4' address='192.168.0.x' netmask='255.255.255.x' /> \
                                <interface hosts='R4' towards='R3' address='192.168.0.x' netmask='255.255.255.x' /> \
                                \
                                <interface hosts='R3' towards='N1.*' address='192.168.9.x' netmask='255.255.255.x' /> \
                                <interface hosts='R5' towards='N2.*' address='192.168.10.x' netmask='255.255.255.x' /> \
                                \
                                <interface among='host1 host2 R1 R2 R3' address='192.168.11.x' netmask='255.255.255.x' /> \
                                <interface among='R3 R4 R5 host3' address='192.168.22.x' netmask='255.255.255.x' /> \
								<interface hosts='N1.host[*]' address='192.168.9.x' netmask='255.255.255.x' /> \
                                \
                                <route hosts='host*' destination='*' netmask='0.0.0.0' interface='eth0' /> \
                             </config>")

*.R*.ospf.ospfConfig = xmldoc("ASConfig_Area_ExternalRoute_Type1.xml")

# application parameters
*.host*.numApps = 1
*.host*.app[0].typename = "UdpBasicApp"
*.host*.app[0].destAddresses = "N1.host[0]"
*.host*.app[0].destPort = 5000
*.host*.app[0].messageLength = 1024B
*.host*.app[0].sendInterval = 1s
*.host*.app[0].startTime = 10s
*.host*.app[0].stopTime = 100s

# ---------------------------------------------------------------

[Config Step18a]
description = "AS-External LSAs of 'type 1 metric' with the same advertised destination"
extends = Step18
network = OSPF_Area_External_Same_Dest

*.R*.ospf.ospfConfig = xmldoc("ASConfig_Area_ExternalRoute_Type1_Dest.xml")

*.configurator.config = xml("<config> \
                                <interface hosts='R3' towards='R4' address='192.168.0.x' netmask='255.255.255.x' /> \
                                <interface hosts='R4' towards='R3' address='192.168.0.x' netmask='255.255.255.x' /> \
                                \
                                <interface hosts='R3' towards='N1.*' address='192.168.9.x' netmask='255.255.255.x' /> \
                                <interface hosts='R5' towards='N1.*' address='192.168.10.x' netmask='255.255.255.x' /> \
                                \
                                <interface among='host1 host2 R1 R2 R3' address='192.168.11.x' netmask='255.255.255.x' /> \
                                <interface among='R3 R4 R5 host3' address='192.168.22.x' netmask='255.255.255.x' /> \
								<interface hosts='N1.host[*]' address='120.100.90.20' netmask='255.255.255.x' /> \
                                \
								<route hosts='host*' destination='*' netmask='0.0.0.0' interface='eth0' /> \
                             </config>")

*.host*.app[0].destAddresses = "N1.host[0]"

*.configurator.assignDisjunctSubnetAddresses = false

# ---------------------------------------------------------------

[Config Step18b]
description = "AS-External LSAs of 'type 2 metric' with different advertised destination"
extends = Step18

*.R*.ospf.ospfConfig = xmldoc("ASConfig_Area_ExternalRoute_Type2.xml")

# ---------------------------------------------------------------

[Config Step18c]
description = "AS-External LSAs of 'type 2 metric' with the same advertised destination"
extends = Step18
network = OSPF_Area_External_Same_Dest

*.R*.ospf.ospfConfig = xmldoc("ASConfig_Area_ExternalRoute_Type2_Dest.xml")

# ---------------------------------------------------------------

[Config Step18d]
description = "AS-External LSAs of mixed 'type 1/type 2 metric' with the same advertised destination"
extends = Step18
network = OSPF_Area_External_Same_Dest

*.R*.ospf.ospfConfig = xmldoc("ASConfig_Area_ExternalRoute_Mixed_Dest.xml")

*.configurator.config = xml("<config> \
                                <interface hosts='R3' towards='R4' address='192.168.0.x' netmask='255.255.255.x' /> \
                                <interface hosts='R4' towards='R3' address='192.168.0.x' netmask='255.255.255.x' /> \
                                \
                                <interface hosts='R3' towards='N1.*' address='192.168.9.x' netmask='255.255.255.x' /> \
                                <interface hosts='R5' towards='N1.*' address='192.168.9.x' netmask='255.255.255.x' /> \
                                \
                                <interface among='host1 host2 R1 R2 R3' address='192.168.11.x' netmask='255.255.255.x' /> \
                                <interface among='R3 R4 R5 host3' address='192.168.22.x' netmask='255.255.255.x' /> \
								<interface hosts='N1.host[*]' address='192.168.9.x' netmask='255.255.255.x' /> \
                                \
                                <route hosts='host*' destination='*' netmask='0.0.0.0' interface='eth0' /> \
                             </config>")

# ---------------------------------------------------------------

[Config Step18e]
description = "Address Forwarding"
network = OSPF_Area_External_Forwarding

# R6 is not an OSPF router.
# forwardingAddress is set to 192.168.22.3 in R5. Other routers forward packets with destination 192.168.22.8
# to R6. If forwardingAddress is unset, packets are forwarded to R5 and then to R6 (packet delivery takes one extra hop).

*.configurator.config = xml("<config> \
                                <interface hosts='R3' towards='R4' address='192.168.0.x' netmask='255.255.255.x' /> \
                                <interface hosts='R4' towards='R3' address='192.168.0.x' netmask='255.255.255.x' /> \
                                \
                                <interface among='host1 host2 R1 R2 R3' address='192.168.11.x' netmask='255.255.255.x' /> \
                                <interface among='R3 R4 R5 R6 host3' address='192.168.22.x' netmask='255.255.255.x' /> \
                                \
                                <route hosts='host*' destination='*' netmask='0.0.0.0' interface='eth0' /> \
                                <route hosts='R6' destination='*' netmask='0.0.0.0' interface='eth0' gateway='192.168.22.1' /> \
                             </config>")

*.R6.hasOspf = false
*.R*.ospf.ospfConfig = xmldoc("ASConfig_Area_ExternalRoute_Forwarding.xml")

# application parameters
*.host1.numApps = 1
*.host1.app[0].typename = "PingApp"
*.host1.app[0].destAddr = "host3"
*.host1.app[0].startTime = 60s

# ---------------------------------------------------------------

[Config Step19]
description = "Default-route distribution in OSPF"
network = OSPF_Default_Route_Distribution

*.configurator.config = xml("<config> \
                                <interface hosts='R3' towards='R4' address='192.168.0.x' netmask='255.255.255.x' /> \
                                <interface hosts='R4' towards='R3' address='192.168.0.x' netmask='255.255.255.x' /> \
                                \
                                <interface hosts='R3' towards='N1.*' address='192.168.9.x' netmask='255.255.255.x' /> \
                                \
                                <interface among='host1 host2 R1 R2 R3' address='192.168.11.x' netmask='255.255.255.x' /> \
                                <interface among='R3 R4 R5 host3' address='192.168.22.x' netmask='255.255.255.x' /> \
                                \
                                <route hosts='host*' destination='*' netmask='0.0.0.0' interface='eth0' /> \
                                <route hosts='R3' destination='*' netmask='0.0.0.0' interface='eth0' /> \
                             </config>")

*.R*.ospf.ospfConfig = xmldoc("ASConfig_Area_Default_Route.xml")

# application parameters
*.host1.numApps = 1
*.host1.app[0].typename = "PingApp"
*.host1.app[0].destAddr = "host3"
*.host1.app[0].startTime = 60s

# ---------------------------------------------------------------

[Config Step20]
description = "Stub area"
network = OSPF_Stub

*.configurator.config = xml("<config> \
                                <interface hosts='R3' towards='R4' address='192.168.0.x' netmask='255.255.255.x' /> \
                                <interface hosts='R4' towards='R3' address='192.168.0.x' netmask='255.255.255.x' /> \
                                \
                                <interface hosts='R2' towards='N1.*' address='192.168.8.x' netmask='255.255.255.x' /> \
                                <interface hosts='R3' towards='N2.*' address='192.168.9.x' netmask='255.255.255.x' /> \
                                <interface hosts='R4' towards='N3.*' address='192.168.10.x' netmask='255.255.255.x' /> \
                                \
                                <interface among='host1 host2 R1 R2 R3' address='192.168.11.x' netmask='255.255.255.x' /> \
                                <interface among='R3 R4 R5 host3' address='192.168.22.x' netmask='255.255.255.x' /> \
								<interface hosts='**' address='192.168.x.x'/> \
                                \
                                <route hosts='host*' destination='*' netmask='0.0.0.0' interface='eth0' /> \
                             </config>")

*.R*.ospf.ospfConfig = xmldoc("ASConfig_Stub_Area.xml")

# application parameters
*.host1.numApps = 1
*.host1.app[0].typename = "PingApp"
*.host1.app[0].destAddr = "N3.host[0]"
*.host1.app[0].startTime = 60s

# ---------------------------------------------------------------

[Config Step21]
description = "Virtual link - connect two separate parts of a discontinuous backbone"
network = VirtualLink

*.R*.ospf.ospfConfig = xmldoc("ASConfig_Virtual_Discontinuous.xml")

*.R1.numApps = 1
*.R1.app[0].typename = "PingApp"
*.R1.app[0].destAddr = "R4"
*.R1.app[0].startTime = 60s

# ---------------------------------------------------------------

[Config Step22]
description = "Virtual link - connect a disconnected area to the backbone"
network = VirtualLink_2

*.R*.ospf.ospfConfig = xmldoc("ASConfig_Virtual_Disconnected.xml")

*.R1.numApps = 1
*.R1.app[0].typename = "PingApp"
*.R1.app[0].destAddr = "R3"
*.R1.app[0].startTime = 60s

# ---------------------------------------------------------------

[Config Step23]
description = "OSPF Path Selection"
network = OSPF_Route_Selection

*.configurator.config = xml("<config> \
                                <interface hosts='R2' names='eth0' address='1.1.1.1' netmask='255.255.255.0' /> \
                                <interface hosts='R3' names='ppp1' address='1.1.1.1' netmask='255.255.255.0' /> \
                                <interface hosts='R6' names='ppp0' address='1.1.1.2' netmask='255.255.255.0' /> \
                                <interface hosts='R4' names='eth0' address='1.1.1.1' netmask='255.255.255.0' /> \
                                <interface hosts='R5' names='eth0' address='1.1.1.1' netmask='255.255.255.0' /> \
                                <interface hosts='**' address='10.x.x.x' netmask='255.x.x.x' /> \
                             </config>")

*.configurator.assignUniqueAddresses = false
*.configurator.assignDisjunctSubnetAddresses = false

*.R*.ospf.ospfConfig = xmldoc("ASConfig_Route_Selection.xml")

*.*.hasStatus = true
*.scenarioManager.script = xml("<scenario> \
                                    <disconnect t='60' src-module='R1' dest-module='R2' /> \
                                    <disconnect t='70' src-module='R1' dest-module='R3' /> \
                                </scenario>")

*.R1.numApps = 1
*.R1.app[0].typename = "PingApp"
*.R1.app[0].destAddr = "1.1.1.1"
*.R1.app[0].startTime = 0s

# ---------------------------------------------------------------

[Config Step24]
description = "OSPF Path Selection - Suboptimal routes"
network = OSPF_Suboptimal

# host0 pings host6 and the following route is used by the OSPF that is not optimal:
# R1--> R2 --> R4 --> R5 --> R3 --> R7 --> 10.0.0.52
# this is because intra-area routes are always prefered by inter-area routes even if
# they have higher total cost.

*.configurator.config = xml("<config> \
                                <interface hosts='**' address='10.x.x.x' netmask='255.x.x.x'/> \
                                <route hosts='host*' destination='*' netmask='0.0.0.0' interface='eth0' /> \
                             </config>")

# application parameters
*.host0.numApps = 1
*.host0.app[0].typename = "PingApp"
*.host0.app[0].destAddr = "host6"
*.host0.app[0].startTime = 60s

*.R*.ospf.ospfConfig = xmldoc("ASConfig_Suboptimal.xml")

# ---------------------------------------------------------------

[Config Step25]
description = "PCAP recording"
extends = Step1

**.crcMode = "computed"
**.fcsMode = "computed"

*.R1.numPcapRecorders = 1
*.R1.pcapRecorder[0].moduleNamePatterns = "ppp[0]"
*.R1.pcapRecorder[0].pcapNetwork = 204        # ppp
*.R1.pcapRecorder[0].pcapFile = "results/R1.ppp0.pcap"

*.R5.numPcapRecorders = 1
*.R5.pcapRecorder[0].moduleNamePatterns = "ppp[1]"
*.R5.pcapRecorder[0].pcapNetwork = 204        # ppp
*.R5.pcapRecorder[0].pcapFile = "results/R5.ppp1.pcap"

*.R4.numPcapRecorders = 1
*.R4.pcapRecorder[0].moduleNamePatterns = "eth[0]"
*.R4.pcapRecorder[0].pcapNetwork = 1        # ethernet
*.R4.pcapRecorder[0].pcapFile = "results/R4.eth0.pcap"

# ---------------------------------------------------------------