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5 views

Combining ADSL's valid IP and LTE's high upload bandwidth [on hold]

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 ...
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0answers
9 views

How does a collection of bridges determine which ports have to be blocked? [on hold]

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 ...
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0answers
6 views

5G vs. Edge Computing [on hold]

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?
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1answer
9 views

How to understand the Flags is IP_MF, what will happen?

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 ...
0
votes
1answer
17 views

Reasons for buying ASN for organisation that are located at single place

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 ...
0
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1answer
15 views

802.1ad (QinQ) and router

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? ...
0
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1answer
17 views

What is benefit of allocating ASN to edge routers and not Ip addresses

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 ?
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0answers
20 views

Why same url is http or https other time? [on hold]

Why is same webpage is sometime secure and other time unsecure?
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0answers
18 views

Listen to Powerline Communication [on hold]

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,...
0
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3answers
39 views

Do routers understand transport protocol?

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 ...
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0answers
13 views

Junos OS Upgrade on EX4200 Virtual Chassis

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 ...
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0answers
18 views

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

Are there any other notable protocols besides IP on OSI layer 3 used in the internet?
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0answers
22 views

What are the most used OSI layer 2 protocols in the internet? [on hold]

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?
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0answers
15 views

Bridge between two VLANs on same trunk interface causing network loop? [on hold]

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 ...
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0answers
20 views

What software do I use to monitor network status (up/down)? [on hold]

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 ...
0
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0answers
21 views

Availability or Security Concerns about 4.2.2.2 [on hold]

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 ...
0
votes
1answer
30 views

Which packet's path is shown to us when using the trace route command? [duplicate]

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 ...
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0answers
7 views

Callers getting disconnected during transfer between extensions using Cisco IP SPA303 phones [on hold]

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, ...
0
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0answers
10 views

fortinet PBR redirecting traffic but natting destination IP

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" ...
0
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3answers
69 views

How do devices connected to a switch get their IPs?

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 ...
0
votes
0answers
14 views

Not able to connect to a squid proxy server from college lan running cyberoam [on hold]

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 ...
0
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0answers
17 views

What are the TCP effects of a CPU migration in Linux (with modern ixgbe NIC driver) [on hold]

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 ...
0
votes
1answer
64 views

Cisco Smart Licensing on Catalyst 9200

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 ...
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0answers
19 views

Correct way to configure multiple routers in rental apartments for privacy [on hold]

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 ...
0
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0answers
23 views

Remote vpn clients vs on pre security devices [on hold]

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 ...
0
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0answers
10 views

Inbound rule for a port not working for windows firewall [on hold]

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....
0
votes
1answer
21 views

Connectivity problems in a topology [on hold]

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.
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0answers
20 views

Connect subnets with servers [on hold]

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, ...
0
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0answers
11 views

Clubbing bandwidth from multiple ISP connections [on hold]

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 ...
0
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0answers
10 views

How CLECs/VoIP companies purchase and use bulk numbers? [on hold]

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 ...
-3
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0answers
21 views
-1
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0answers
20 views

Why is my download speed is so slow when my internet speed is fast? [on hold]

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, ...
0
votes
1answer
29 views

Netgear GS608v2 switch + 802.1x [on hold]

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 ...
0
votes
2answers
44 views

In making network changes how would mixing sub nets affect the network

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 ...
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0answers
9 views

Add-on extender for TP-LINK AV200 starter kit [closed]

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
0
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0answers
9 views

Sharing Connection from Nokia 216 [closed]

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 ...
0
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0answers
14 views

Forwarding issue: packets are not forwarded [closed]

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 ...
0
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0answers
17 views

How i block all website expect Gmail &​ Google using mikrotik [closed]

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 ...
0
votes
1answer
33 views

Why Meraki Switches have DNS defined in their settings?

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 ...
0
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0answers
19 views

Cisco C819G-4G-A-K9 4G Router

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 ...
0
votes
0answers
20 views

I can’t SSH into my Cisco router [closed]

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 ...
0
votes
0answers
9 views

Connected to hotspot but unable to ping [closed]

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 ...
0
votes
1answer
51 views

Two switches, one uplink - best way to link them?

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 ...
0
votes
0answers
25 views

IPsec tunnel with multiple networks NATed

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 "...
1
vote
2answers
91 views

MSTP Ring - Maximum Number Of Switches?

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 ...
0
votes
0answers
13 views

configuring Cisco Aironet 700 series AP [closed]

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?
1
vote
1answer
35 views

Which interfaces do I need to configure to change MTU of Cisco Site-to-Site VPN

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 ...
0
votes
0answers
13 views

WiFi is slower with Ethernet than Wireless [closed]

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 ...
-1
votes
0answers
10 views

How do I get LAN speeds on device with different public ip? [closed]

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 ...
0
votes
0answers
17 views

Juniper MX MS-DPC tnp.tftpd messages

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 ...

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