All Questions
90
questions
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22
views
Need Help on Designing Network in Warehouse
I need help on finalizing the Network Scheme for a Warehouse.
Current System has 2 different ISP with total 6 wifi access point for 3 each since it's large Warehouse
Each ISP has 3 WiFi access points ...
- 101
0
votes
1
answer
57
views
How can I ensure that NAT hairpinning goes through the gateway?
When I enable NAT hairpinning, will accessing LAN devices through the public IP go through the public network?
After enabling NAT hairpinning and establishing a TCP connection, if the public IP ...
- 1
0
votes
1
answer
46
views
Protect public network with virtual firewall w/o control over the gateway
I have a public network, 123.123.123.0/28, and a local network, 192.168.1.0/24. My ISP gateway for the public network is 123.123.123.1. My virtual firewall and router (pfsense) is running inside ...
- 3
0
votes
1
answer
101
views
Geolocation specific ASN
question: is it possible to determine the geolocation of a city/region of a specific ASN? For example, Telecom Italia has many ASNs. Is it possible to know for each one "which soil" they ...
0
votes
1
answer
44
views
Simple question about NAT [duplicate]
So I am learning about NAT. I understand that it changes IP from public>private and vice versa. From my understanding, when a packet or info gets sent to the public ip towards the private ip, ...
0
votes
1
answer
450
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Router to Wireless router (Packet Tracer)
Hi, Can anyone help why I can't ping from my pc in office network to my laptop in guest network or wireless network. It is possible to ping from guest network to office but failed vice versa.
Main ...
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....
- 13
1
vote
2
answers
117
views
Can 2 modems connected to the same router interfere with each other if their web access interface are the same IP address?
Here is information about the network:
I have 2 WAN connections to the same ISP which they provided 2 modems
for and configured them to be in bridge mode.
My MDF router (pfSense) connects both of ...
- 115
2
votes
2
answers
130
views
How ARP works [Specific Case]?
After reading about ARP and NAT I'm really confused about putting them to work together.
Let's suppose we have a router A with a public IP of IP(A). Plus, 2 devices behind that router B and C, each ...
- 23
0
votes
1
answer
94
views
In what situation would normal choke packet be preferred over hop-by-hop choke packets?
When the host is far away, it makes sense to use hop-by-hop choke packets to resolve congestion.
But is there situations where normal choke packet is more appropriate?
And by the 'source' we mean a ...
- 1
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 ...
- 113
0
votes
0
answers
20
views
Why does a router need 2 IP address? [duplicate]
Suppose there are 2 PC and 1 router in "LAN1", now if PC1 wants to communicate with PC2, it will need to uniquely identify PC2. So, PC2 gets a private IP that no other PC in LAN1 will have.
...
0
votes
1
answer
21
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WAP configuration consistency
Simple question, are WAPs always configured from the default gateway's web interface? Do you ever have to go somewhere else?
