All Questions

I have an ADSL connection with 10/1 Mbps download/upload speed and a valid IPv4 address (i.e., addressable from the internet). Also, there is a Debian server on my network that is running a GitLab CE ...

This was a question on an exam about Computer networks that I got: "In which consecutive steps does a collection of bridges, that combine some network segments into one subnetwork, determine which of ...

What's the difference between 5G and edge computing? For example, Huawei's 5G network versus Fastly's edge computing network. Don't they both provide low-latency computing?

For data packets whose length exceeds the MTU of the interface, fragmentation processing is required. The fields related to fragmentation in the IP header are as follows: Identification - Used to ...

I see here that even some organisation/universities have bought ASN which are located at single location. What benefit they will get by buying ASN ? Is it compulsory to buy ASN if I have to buy some ...

I am a little bit confused. Is router aware of VLAN tag? What happen when tagged frame comes to router? (without any extra setting like encapsulation) Or what happen when QinQ frame comes to router? ...

What is benefit of allocating ASN to edge routers and not Ip addresses ? I mean we could have given these edge routers unique public ip addresses too ?

Why is same webpage is sometime secure and other time unsecure?

I have three devices joined in a powerline network (AVLN). My goal is to listen to the communication of two of those with the third one and I am kind of stuck. The adapters have a QCA7420 chip inside,...

We are taught about the difference between hubs, switches, and routers. A hub is a layer 1 device, it only knows layer 1 and doesn't care about layer 2 and above. Similarly, a switch is a layer 2 ...

We have couple of EX4200s switches in Virtual Chassis mode running in the network. Each Virtual chassis has only 2 member switches. We are required to upgrade the Junos OS on each member switch in ...

Are there any other notable protocols besides IP on OSI layer 3 used in the internet?

What are the most used OSI layer 2 protocols in the internet? Probably an distinction between dail-in, inner AS and inter AS protocols makes sense?

Problem When I created the brPay bridge, traffic can flow through the bridge, either to the 192.168.0.1 address or to payloads/controllers on either side of the link (where Payload Switch or WAN Radio ...

I am running a handful of servers that do not respond to ping. They make outgoing connects and report stats. They always look like they're dead unless they actively make outgoing connections. I ...

I've recently noticed that a couple assets in my environment are reaching out to 4.2.2.2 for DNS. I understand this to be DNS provided by Level 3. As 4.2.2.2 isn't currently an approved DNS provider ...

When data is transferred across the internet it is split into numerous data packets of size no more than 1500 bytes and these packets reach their destination through different paths across the ...

We use Cisco IP SPA303 phones in our office and our call transferring between extensions seems to have stopped working correctly. Whilst in a call, we are pressing xfer, dialing the extension, ...

Please I have some issue with PBR on fortinet. in fact I configured the following PBR which seems to be working fine: config router policy edit 1 set input-device "IFMV101_01_2001" ...

It should go without saying, I'm all new to networking and there is plenty I need and want to learn about. One of the things I'm not clear on and couldn't find a satisfying answer to, although I've ...

Hello everybody! I am new to networking so please answer as detailed as possible. THIS IS MY QUESTION I have created a squid proxy server on a Linux machine running up in azure, it uses the port ...

I see a long tail TCP latency of up to 1 second on a Linux box with an ixgbe NIC using a specific kernel version. I see occasional hard retransmits (less than 3 dupe acks), and the cwnd go from 10 to ...

I've been trying to understand what is actually required in terms of licensing for a 'plain Layer 2 switch'. No special features, just access switching. A number of 9200's were added to the ...

I have a set of six vacation rental apartments that all share a common router in the main office that serves internet to all the apartments. Each apartment has its own individual wireless router ...

What is the the practise of handling Internet traffic for users connected via VPN. I was reading about split tunneling and my understanding is that Internet traffic is going directly through the ISP ...

I have a Nodejs application that I wanted to access via public IP address. I created an inbound firewall rule in windows 10 for port 8000. My Nodejs application is listening in this port: app....

I cannot identify any network problems in the following topology. https://i.imgur.com/eyUEzvz.jpg Any help in identifying problems would be appreciated, and I would be happy to work on them.

I need some help with a school assignment. The requirements are: 4 departments with subnets and vlans. The hosts in one department should not access the hosts in other department. 4 servers: email, ...

I am not so experienced in Networking so sorry if you can't understand what Iam trying to tell you. The thing is that my ISP uses a technology where we are required to login into a portal everytime ...

I'm trying to understand how something like https://textverified.com operates under the hood. They allow one-time purchase/use of phone numbers (non-voip) to be used to verify services. I started ...

I need help find the answers to theese

I've been using this network for years, and my internet and download speeds have always been fast. However, this problem started about 2-3 weeks ago. My download speed was limited only to 50 Kbps, ...

Does anyone know what the difference is between GS608v2 versus GS608v3? I started noticing that machines connected to GS608v2 were not getting full network access (no internal connection) when 802.1x ...

Will hosts with IP address manually assigned as 192.168.0.10/24 or 192.168.1.11/24 continue to function. When the router, DHCP, and switches are now setup to work as 192.168.0.0/22. We in inherited ...

I've got the AV200 starter kit and need another adapter. Can you suggest one that is compatible and still in stock? I cannot find an AV200 add-on to use with my starter kit. Thank you

I think this is the best place to post the question (if not please redirect me to the right community).. Description of The Phone I have a Nokia 216 phone (made in 2016 but not an Android) which ...

I have two instances and I'm trying to set up IP forwarding. the instance with IP address 10.88.98.101 must forward the packets and used so as a jump host. Another instance that starts the ...

I've tried many tutorial how to block any website and except some website. I can block Website except Google, Youtube, drive.google, google Document (Gsuite Solutions) and Gmail in Bridge-HIS ...

What a Meraki switch would do with DNS? switching has nothing to do with Domain name resolution.. the only thing I can come up with, is that their switches probably using some type of domain address ...

I recently set up a cisco 4G router, It connect with a 3 network 4g sim but when i use any other sim card like EE It doesnt get the ip address and when issue command 'show cell 0 network' it displays ...

I need help connecting into my cisco router remotely without travelling to the site, I recently set up a new cisco in one our site, but i mistakenly apply the command 'ip http secure-server' in one of ...

I am trying to establish connection between my computer and my ODROID-XU4 device. I have a hotspot running on my computer and I want to connect to it using the odroid Wifi module 3 on my odroid. I am ...

Overview I have two Arista 7050SX switches. They don't support stacking. But I essentially will be using them as a stacked pair none the less (just means managing two individual switches). They're ...

I'm trying to set up an IPsec connection between two sites: our Azure network and our client's local network. To be flexible and avoid any current or potential future IP range overlappings I wand to "...

We have inherited a ring topology with 12 switches configured with MSTP. Each switch is either 4 or 8 ports but in general most are 4 port with 2 fiber uplinks that form the ring. We are getting a ...

I have cisco 1921 router and cisco 2960x switch both are configured and have internet connection but i couldn't connect and configure my cisco accesss point what can help me?

I have a number of Site-to-Site VPN tunnels in my network configurations. They are configured using Cisco ASA devices. To resolve some performance issues I am trying to change the MTU for traffic ...

So we recently upgraded to a 1 gigabit internet connection. The connection is fine and it works nicely. However my laptop for some reason Gets a slower connection than the rest of my devices, so I ...

I want to setup my network with the following configuration. A switch going out of my router which would provide a public ip to a server and a public ip to my home network. How do I configure my ...

After installing MS-DPC there are some information dropping in log every five minutes. No configuration allied yet. I know this type fpc is not supported on version 16.1 with BRAS enabled but I need ...