All Questions
Tagged with router networking
54
questions
-1
votes
1
answer
27
views
VLSM Error on Cisco Distribution Switch [duplicate]
I have created 3 VLANS which should not overlap but somehow are giving me overlapping problems. Any reasons why? Is the switch buggy?
VLAN 10 10.1.1.0/28
255.255.255.240 Usable:10.1.1.0 to 10.1.1.15
...
0
votes
1
answer
56
views
What device to use as an intermediary " Wifi Router" for a subnet, plug-and-play architecture?
I am new to network architecture so I apologize in advance for any nomenclature errors.
I have 50 IoT devices (running Ubuntu) that I want to stream significant data from. These devices are only ...
1
vote
1
answer
247
views
Communication between hosts on different local networks
I understand how NAT works in case of communication between one, local host and a server with specific public IP address. The host is sending a request, it pushes the packet with destination IP ...
1
vote
1
answer
69
views
In what situations is MPLS label erased from the top of the label stack in MPLS?
What are other processes that MPLS/IP routers can do with, or to MPLS label stack?
1
vote
1
answer
391
views
What is PPP and why does it not have a MAC address?
I just wanted clarification on what exactly PPP is and why it does not have a MAC address due to having seen that under a response to a question of how routers transverse packets to their destinations....
0
votes
2
answers
128
views
Customized IPv6 packet with multiple inner data fragments for multiple destinations
I am studying the possibilities of using IPv6 potentialities to design a customized IPv6 data packet that has the following features:
1. Combines many fragments of different data in one packet.
For ...
0
votes
1
answer
136
views
How to properly configure OSPF protocol?
I have this simple 3 router network that I need to configure the OSPF for, when using two routers every thing works fine and i can ping but when I add the third router nothing works
left router
...
0
votes
1
answer
148
views
Noob: i design a network for 156 computers/4 printers, need help in few things
Sorry if this stupid questions: I just learn networking like a week.
Lets say company xyz have 39 computers and 1 printer in each floor, there are 4 floors, total amount of computers is 156computers ...
1
vote
1
answer
82
views
Why does congestion happen
Imagine a network full of routers . The job of a router is to be able to receive multiple packets from multiple sources then send the packets 1 at a time in each of its outputs.If the routers are able ...
0
votes
1
answer
120
views
How router will send ARP resolve packet when it receive ARP request?
How router will send ARP resolve packet when it receive ARP request ??
Router by default enabled with proxy arp configuration?? If then proxy arp is not configured then what will happen if it receives ...
1
vote
2
answers
849
views
Can networks with different netmasks overlap?
Let it be this diagram:
Can I assign such networks at each segment without overlapping? In my understanding each network has a range of usable IPs and those ranges overlapps each other.
For instance, ...
1
vote
3
answers
561
views
Longest Prefix Matching
I just learnt about this concept and I have a query which was also asked by someone earlier but was grossly misinterpreted.
Suppose my Router has Routes for Networks: 192.168.22.0/23 and 192.168.22.0/...
1
vote
1
answer
102
views
How can I use two WiFi routers with one cable to the ISP router?
Let me explain...
There is the fiber optic ISP router on the first floor, connected to it via LAN cable is a switch, connected to the switch via LAN cable is a WiFi router on the 7th.
I want to add ...
9
votes
5
answers
947
views
Different Behaviour of a Router
There are 2 cases that I would like to point out:
When the router is directly connected with 2 PCs like this,
In this case, PC2 is able to ping PC3. I just configured the IP address of PC2 and PC3 ...
1
vote
1
answer
993
views
Does a router work both on Layer 2 and Layer 3? [duplicate]
According to TCP/IP model router works at Layer 3. But when data has to be transmitted to different network it is based on IP address but hop-to-hop transmission is based on MAC address.
That means ...