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Network Engineering

Questions tagged [interface]

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For questions about a physical or virtual interface on a network device. For instance: Interface configurations, troubleshooting and security.

195 questions
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1 answer
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I have recently been tasked to operate a Dell switch and I have to shut down an interface connected to a server. But the switch OS that it has doesn't allow me to enable/disable the switch ports. SW1(...
Sylar's user avatar
  • 141
2 votes
1 answer
181 views

I'm trying a new Fa Port to my router using HWIC-4ESW, for Example the new port is Fa0/1/0, whenever i try to assign in ip to that interface using the command => Router(config)# interface fa0/1/0 ...
AMMAR AHMED's user avatar
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1 answer
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Given, decent size network, switches are mostly Juniper 10Gbps. The goal is to identify uplink interface with some reliability. SSH and SNMP access, as well as Solar Winds statistics are available. ...
Yakov S's user avatar
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3 votes
1 answer
220 views

What is the command to display information about the management plane interface?
Chuck Lay's user avatar
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1 vote
1 answer
135 views

I understand what WRED is and what goals it aims to achieve during congestion (drop packets, avoid Taildrop and so on). However, the actual principle of it is quite confusing to me. Consider this ...
Mitrixsen's user avatar
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0 votes
2 answers
414 views

I am managing a network at my company. A patch panel provides connections to the switch, which is connected to the router. One of the connections on the switch does not display a blinking green light. ...
Jossie Calderon's user avatar
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1 vote
1 answer
114 views

I work as a junior network admin at an ISP and I would like your help in resolving an issue whose cause is not readily apparent. Rn I am trying to troubleshoot a case where a switch interface randomly ...
Giorgos Amoiridis's user avatar
  • 15
0 votes
1 answer
2k views

My machine has a physical network interface (eno1) and a bunch of virtual network interfaces (e.g. tap0). Each interface has its own IP and their subnets do not overlap. I noticed that if I perform an ...
felipeek's user avatar
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1 answer
992 views

How to configure port security on trunk and interfaces I'm learning about port security and have a few questions. I have a layer 2 switch with interfaces f0/1-22 in access mode to access VLANs, ...
Penguin's user avatar
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1 vote
1 answer
861 views

I am new to Packet Tracer, and I am trying to refresh my CCNA knowledge. I downloaded and installed PT version 8.2.1 which is the latest version by today (04/23/2023). I have been using it for a while ...
Shadi's user avatar
  • 295
1 vote
0 answers
62 views

Hello everyone! I study the NG-RAN logical architecture described in TS 38.401, baseline for NTN scenarios. I have found the picture of transparent architecture, you see below. I can not find a ...
Anna Koroleva's user avatar
  • 111
1 vote
2 answers
236 views

I'm using a 9200L Cisco switch If I make changes in the CLI, then I make changes in the Web interface and vice versa. Will there be issues down the road with the config file getting corrupt or ...
13months's user avatar
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2 votes
1 answer
1k views

Media Dependent Interface Media Independent Interface My understanding is 2. is an interface between PHY chip and MAC block on the board. PHY chip can be on the board, or detachable. It is rather PHY ...
Taro's user avatar
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This is in my router's routing table: Kernel IP routing table Destination Gateway Genmask Flags Metric Ref Use Iface 192.168.1.0 0.0.0.0 255.255.255.0 U 0 ...
imnglwhatheheckw's user avatar
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1 vote
1 answer
620 views

I’m struggling to understand the need of specifying the default gateway in the host’s routing table. When a host is building a frame to be sent, it needs to specify two MAC addresses; one for the ...
Mehdi Charife's user avatar
  • 155

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