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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subnet masks with different networks with packet tracer [duplicate]

Iam beginner in dealing with routing and networks i have designed a network using packet tracer i have used the default 255.255.255.0 My question is How i can design the subnet masks for every ...
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15 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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Is it possible to configure a secondary DNS server in packet tracer? [closed]

What i'm trying to do is to have a local dns server and another DNS server which serves as like an upper tier DNS server. Basically if a client requests for something and the local dns does not ...
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10 views

Simulating link error in Cisco Packet Tracer?

I have to design a highly redundant network as a homework and wonder if it is possible to simulate a link error (during an active Simulation) in Cisco Packet Tracer.
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43 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 ...
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19 views

Disable triggered updates in RIP

I am having different behaviour with two versions of Packet Tracer (PT) when dealing with RIPv2. When I use PT5 and a link goes down in my network, the router does not send an immediate update but, in ...
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23 views

I can't get NTP to work in cisco packet tracer

I configured a router and a server, enabled NTP on the server, set the server as NTP server on the router but it still doesn't synchronize the time
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2answers
51 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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21 views

CISCO Packet Tracer

Does Cisco Packet Tracer support config memory and config network command? If no, then do enterprise routers still support it?
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65 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
29 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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48 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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101 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 ...
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1answer
56 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
19 views

Cisco PT, Subnets overlapping? [duplicate]

I was just making up a scenario with three Routers connected to each other and a switch connected to each router, to then configure VLANS and Router-on-a-Stick. An image of this should be attached ...
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1answer
59 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
32 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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276 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 ...
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1answer
89 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 ...
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96 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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45 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?
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237 views

Packet tracer icons too small

I am a bit new in packet tracer. I love it, but the icons are too small. I tried to increase the font size, but this is not changing icons size. As you can see here, the text is bigger than the icons, ...
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1answer
43 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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317 views

IP Camera (CISCO Packet Tracer)

I've been asked to simulate a topology, which requires me to implement 2 CCTV cameras in a network using Packet Tracer. However I realise that their isn't IP Cameras in PT, so how best can I simulate ...
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1answer
29 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
62 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(...
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1answer
62 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 ...
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1answer
72 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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76 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
70 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
574 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
53 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 ...
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1answer
158 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
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1answer
244 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....
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1answer
185 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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51 views

Unable to ping from one computer to another

Below you can see the topology of my network in cisco packet tracer. What I am trying to do is ping B2-Guest from B2-Management. When I try to ping B2-Guest from B2-Management the packet is lost at ...
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1answer
412 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
101 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
47 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
54 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 ...
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45 views

Basic connectivity won't work in Packet Tracer

I've been redoing this multiple times and I'm sure i configured it correctly, however there is nothing happening at all. It's just a basic network with 3 routers and OSPF configured. Here are the ...
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1answer
147 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?
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1answer
48 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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7 views

Cisco Packet-tracer extended ACL [duplicate]

I want PC4 to ping PC5 but PC5 should't can ping PC4. My current config is: Multi Layer Switch: ip dhcp pool vlan10 network 192.168.10.0 255.255.255.0 default-router 192.168.10.1 dns-server 8.8....
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30 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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188 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
124 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 ...
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1answer
46 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
20 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 ...