Questions tagged [packet-tracer]

For questions specifically related to the software Packet Tracer developed by Cisco Systems. This tag should only be used in relation to the actual functions in Packet Tracer, for instance: network troubleshooting, designs and configurations.

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1answer
67 views

ICMP message doesn't leave NIC of PC

I got an interVLAN configuration a.k.a 'Router on a Stick'. I can ping all the workstations with each other, except PC9 (refer to image). I did a simulation and found that the packet does not even ...
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1answer
38 views

PacketTracer: Why can I not ping from one to another router?

I'm trying to ping from Router DC_GE to BE: I uploaded the Packet Tracer File (v. 7.2.1): https://www.4shared.com/file/aEsd_0Piiq/Topologie_Ausgangspunkt_MH.html CD_GE: CD_GE#show running-config ...
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1answer
75 views

How to set ping timer in packet tracer 7.2.2 to wait for a reply

in windows we are able to set a timer in ms like this: ping -w 500 How can we do such thing for packet tracer 7.2.2?
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1answer
61 views

Why computers can communicate on different networks and routers won't?

I have a problem that I can not understand it myself and I need some help. I'm doing a kind of challenge, well network challenge in cisco packet tracer. I have a .pka file that stands for Cisco Packet ...
2
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2answers
67 views

Not a four-way handshake in Cisco Packet Tracer?

TCP connection termination is performed by the four-way handshake, as shown below (the image is taken from here). I tried to verify it on Cisco Packet Tracer. With the following topology, I captured ...
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0answers
24 views

CISCO Packet Tracer

Does Cisco Packet Tracer support config memory and config network command? If no, then do enterprise routers still support it?
2
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2answers
89 views

How to ping from PC on EIGRP area to PC on OSPF area without middle router?

This is my topology. And I can send a package to every router and PC within the colored area, how can I ping from a PC on EIGRP area to a PC on the OSPF area? I heard about default route but I saw it ...
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1answer
45 views

Is it possible to make a telnet connection between a client and a server on Cisco Packet Tracer?

I wanna capture telnet packet with such a simple client-server topology. There is no configuration under Services on the server-side. I tried to telnet to the server on Command Prompt with: C:\>...
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0answers
79 views

Static PAT using Cisco ASA 5506 in cisco packet tracer [closed]

ciscoasa(config)#interface GigabitEthernet 1/3 ciscoasa(config-if)#nameif inside1 INFO: Security level for "inside1" set to 0 by default. ciscoasa(config-if)#security-level 100 ciscoasa(config-if)#no ...
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1answer
122 views

delete object network in cisco ASA with packet tracert

I used 5506 as firewall and I am trying to delete object network I created and it gives error as ERROR: unable to delete the object configuration. object (inside-net-obj) is being used. commands I ...
1
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1answer
118 views

VLAN routing over multiple routers(RIPv2)

I am currently working on a scenario to get a better understanding of the RIPv2 routing protocol but am currently stuck. Please see my picture below to get a better understanding of what I am trying ...
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1answer
68 views

Tacacs+ over VPN is not working

R3 is a Tacacs+ client and Server0 is configured as AAA server with Tacacs+ but R3 is not able to authenticate. R3 Configuration: ! version 15.4 no service timestamps log datetime msec no service ...
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1answer
34 views

Router RIPv2 displaying subnets not directly connected

Is there a way to show subnets on "Show IP route" that aren't directly connected, but are a hop or 2 away? Is this with Router RIPv2 "redistribute" or is there another way? Thanks
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2answers
282 views

Router on a stick not connecting 2 different VLANs

I have a setup which requires two different VLANs to be able to ping one another. I have a setup with 2 - layer 2 switches and a router that has defined sub-interfaces, and for the life of me, I ...
1
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1answer
191 views

Ping across VLANs using layer 2 switch

I'm trying to ping one PC on one particular VLAN (VLAN 80) from another PC on a different VLAN (VLAN 50). I have a layer 2 switch (Cisco 2950T), so I can't do it from within itself. How would I be ...
2
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2answers
103 views

PC not pinging to switch

I am trying to link up a few PCs through PT, with a mix of VLAN and physical connections. I have managed to ping 2 different PCs, but i cannot ping the switch, the router or any of the sub routes. ...
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1answer
49 views

Packet Tracer 7.2.1 does not support eigrp for ipv6

I'm trying to enable eigrp for ipv6 in packet tracer but is seems to only have ospf and rip for ipv6. Is this a recent limitation?
0
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1answer
45 views

Configure RIP routing for 2 routers and 1 L3 switch

I'm trying to configure RIP routing between the 2 routers and 1 L3 Switch. My Router0 configuration - f0/0 = 172.17.10.1 f0/1 = 172.16.10.11 Router#sh run Building configuration... Current ...
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1answer
30 views

ACL not blocking IP or ICMP packets out of an interface

I created this network to do some general practice. Every host on the network can ping every other host. The routers are just using a basic RIPv2 configuration. All of the interfaces can ping all the ...
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2answers
63 views

How does packet tracing deterministically work?

If a packet can take any route, how can you iteratively figure out the path from you to a host? From what I can tell, packet tracing works on the basis that packet_i takes a the route: route(...
2
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1answer
101 views

Is it possible to write route in Switch 2960?

Is it possible to write route in Switch 2960? In my Cisco packet tracer, I add several 2960 switches in my topology. I set a SVI in Switch0, Vlan100 10.10.10.2 YES manual down down but I ...
2
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1answer
77 views

Do switches procrastinate until they have received a whole packet?

In Cisco packet-tracer while simulating it is shown that switches receive a whole packet before starting to transmit it to the next switch. I guess real switches can perform better if they forward ...
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1answer
95 views

When server has 2 NIC, device from one network can't ping another [closed]

I've successfully completed the network design and everything worked just fine until I tried to ping the computer on the edge. Well, Master server "sees" the connections on both lines, but when I try ...
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2answers
132 views

Difference between various network simulators

What are the main differences between GNS3, Cisco Packet tracer and EVE-NG? Detailed explanations would be appreciated.
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1answer
62 views

How do I know what is the origin IP if I ping from a router to a host of an external network in packet tracer?

When we ping from a router to a host in an external network, how do we know what is the origin IP of the packet? I searched and I didn't find a way to select which interface is the starting point of ...
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1answer
781 views

Multi Area OSPF configuration in cisco packet tracer

I am a bit confuse in the concept of multi area ospf. I posted 2 days ago. And I was asked to leave the one interfaces of each router out of the circle. Now the center circle is area 0. The top circle ...
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1answer
70 views

No MAC address table shown on Cisco switch

I'm studying CCNA1. following netacad course notes and sending "show mac address-table" to a switch (in packet tracer) I should get a list of the available MAC addresses. I only get the table header ...
2
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1answer
201 views

Can i run scanner on cisco packet tracer network

Can i run scanner on Cisco packet tracer network? It will be ideal it scanner will be nmap
2
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1answer
380 views

Why does the Implicit Rule prevent traffic from passing?

I an testing traffic forwarding between different DMZ with different security levels. DMZ: interface GigabitEthernet0/1.351 vlan 351 nameif dmz security-level 10 ip address 10.100.20.1 255.255....
3
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1answer
264 views

Static NAT - Cisco Packet Tracer

I have configured what I think is Static Nat on my "NAT Router". I have attached an image of my network topology. However when I test the connection between the server on the inside network and the ...
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1answer
603 views

Let connections go through a server to a router in packet tracer

This may be a simple question but one that I have not been able to get a solid answer on as of yet. Is there a way in packet tracer that I can let packets go through a server that has two NICs? This ...
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1answer
121 views

Can not use `update-source` in bgp neighbor command in Cisco Packet Tracer

In my Cisco Packet Tracer, I have a ISR4321 router: Router1(config-router)#neighbor 12.0.0.2 update-source lo0 ^ % Invalid input detected at '^' marker. I ...
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1answer
50 views

Packet tracer - why “show ip route” shows network address

This is just a quick question I am wondering out of curiosity. When I set up a network in packet tracer, why does "show IP route" show the network address (example: 199.120.5.64/27) and not the IP ...
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1answer
71 views

Static routes to a server in packet tracer

If a generic server with 2 NICs has been added to the network in "packet tracer 7.2.1" where NIC-1 is part of VLAN-1 and NIC-2 is part of VLAN-2 of a layer 2 switch. How to statically route incoming ...
2
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1answer
170 views

How can i simulate MAC Flooding Attack in Cisco Packet Tracer on windows?

Is there anyway to simulate a mac flooding attack without using linux/Ubuntu? I have windows and i have to simulate on it. Is it possible to simulate on Cisco Packet tracer?
0
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1answer
62 views

Can more than one person work at the same time in Packet Tracer?

I want to know if more of one person can work in packete tracer at the same time. For example if a friend from her house and I from mine could work in the same proyect of packet tracer at the same ...
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0answers
37 views

Reduce Packet Tracer window size

I downloaded Packet Tracer 7.2 for my Linux Mint machine. At first everything worked. But now it looks like this: The interface is way too big. Does anyone know how can I reduce the size of it?
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0answers
229 views

Why does PAP authentication not work in Packet tracer 7.2?

Note : Platform = Packet Tracer 7.2.1 for Linux 64 bit on Fedora 29. I configured two serial interfaces in packet tracer v7.2 for PAP authentication. While one of them has the status up/up, the ...
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2answers
142 views

Get DHCP IP with subinterface

Router0 has 1 subinterface on gi0/0 and can't get a ip trough dhcp. Is there something I forgot? The configs: Router0(got no ip from dhcp): interface GigabitEthernet0/0 ip address dhcp duplex ...
0
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1answer
57 views

Get DHCP IP from ISP

How can I give the interface gi0/0 on router4 a IP with dhcp from the router ISP_RECHTS? Current Config ISP_RECHTS config: ip dhcp pool EINS network 70.0.1.0 255.255.255.0 default-router 70.0.1.1 ...
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1answer
22 views

ICMP echo messages in a network not properly configured

I have the following network It is really a simple network and routing table of both routers consist of directly connected networks only, meaning, no routing is being done here. Now, it is obvious ...
3
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1answer
190 views

inconsistent bad mask error

in packet tracer i was assigning: 83.174.16.164 255.255.255.248 to 3560 switch which shouldn't throw an error of bad mask given that it is in the usable range: Address: 83.174.16.160 ...
2
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2answers
837 views

Default gateway of host connected to two routers via switch

I wanted to make this network fully connected, so I need to assign IP addresses to all interfaces of routers and to all hosts. However, I should assign a default gateway address to every host, but, ...
0
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1answer
183 views

Packet tracer. Can I have multiple sites on the same web server?

so I have this simple network containing one pc and one web server that contains a site: I can access a site hosted on the server from the pc using a web browser, however, I want to access two sites, ...
2
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1answer
69 views

How to connect a switch with a router via another switch?

ROUTER CONFIG Router#sh run Building configuration... Current configuration : 769 bytes ! version 12.4 no service timestamps log datetime msec no service timestamps debug datetime msec no service ...
1
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1answer
393 views

Amber lights on packet tracer

Im doing a project and need to show a sample of it to my colleagues asap. So I worked on it with packet tracer,but some of the link lights are showing amber(orange). I checked the corresponding line ...
3
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1answer
32 views

I can't connect to a denied network in Packet Tracer

I'm making a little practice in packet tracer and I'm configuring ACL. I want that the network call "Free WiFi Clientes" can not access to IT but when I deny that network in Router 3 I try to ping ...
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1answer
1k views

missing Packet tracer physical Tab

hello I am using packet tracer for a while.I use in my college computer. but recently I installed in my pc. when ever I try to add extra ports in my rouer or switch the physical tab is missing
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1answer
191 views

Login local , login synchronous

I dont understand what those two comands mean when im enabling ssh on Vty-line. Can someone please explaim me please whatthose comand do and why i need to use them?
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1answer
462 views

hsrp on both side of router

i tried to create a simple network topology to test the Hot standby router protocol gateway for "server2" and "server3", and the architecture is shown in the figure below. i would like to clarify ...

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