Nov 19, 2025
using an access port in Vlan 100 to connect to Fortigate FW is correct as it is the correct IP subnet to use and with access port the frames are not tagged ( if using trunk they are tagged with
Jun 22, 2026
Hello, I''m looking for guidance on how to automatically restrict network inbound and outbound traffic to all Azure resources. Specifically, I want to ensure that only users with certain IP
May 06, 2026
The core switches provide high performance backbone routing between the edge, aggregation, data center, and external Internet networks. An additional high availability backbone ring is built that
Oct 03, 2025
You can see the name of licensed groups from the licensing blade, but you can''t click it or copy the name. Instead, you manually retype it elsewhere—because...
May 24, 2026
Enabling a private endpoint for blobs in a storage account restricts access to that storage account to only resources within the same virtual network.
Feb 15, 2026
We have some devices (security cameras, security keypads, backup/archival servers) that need to have internet access (IoT-style dashboards, updates, etc) but I need to restrict access to
Sep 16, 2025
Our core switch handles all our VLAN interfaces and you can telnet to the switch using any one of the VLAN interface IP addresses. I would like to lock this down so that you can only access
Nov 06, 2025
Hi, all! Environment is L3 switches (HP Procurves) behind Sonicwall firewalls; VLANs isolated for purpose. We have some devices (security cameras, security keypads, backup/archival
Mar 16, 2026
When you first install the Hyper-V role on Windows Server, you can optionally create a virtual switch at the same time. To learn more about virtual switches, see Hyper-V Virtual Switch. For
May 15, 2026
Online/offline: Online data movement after initialization; cutover requires a brief downtime window to quiesce writes, allow the subscriber to catch up, and switch application connections.
Feb 27, 2026
Traffic passing through the BRAS is classified into education network traffic, ISP1 traffic, and ISP2 traffic. Therefore, you are advised to configure corresponding VPN instances on the core switch to isolate
Sep 03, 2025
I''m a software engineer with basic cisco expertise and I have recently been tasked with managing our network infrastructure, which has a cisco router which connects to the Internet. There
Nov 04, 2025
Seeking Alpha''s latest contributor opinion and analysis of the communication service sector. Click to discover stock ideas, strategies, and analysis.
Jan 21, 2026
Hello everyone! So this is how my network is laid out: ASA (firewall and vpn appliance) ====3850 (layer 3/internal router with 5 vlans defined)===2960 (Layer 2) On our 3850 L3 device i
Sep 11, 2025
This allows the VM to accept incoming network packets that should be send to another network. The Microsoft Defender for Cloud GitHub community page has a Logic App Playbook and a
Jun 15, 2026
Here''s an example where the admin account can only manage the firewall form the 192.168.1.0/24 network, and a management host 192.168.2100.3 For '' external ''
Jun 26, 2026
These data switches are responsible for routing and data switching at the core layer of the network. The data routed and switched by the core switch is carried forward to the bottom layers of the network
Jun 01, 2026
Enjoy the seventh of twelve or so blog posts from Hilde for the Holidays of 2023
Apr 25, 2026
While access switches provide end-device connectivity, distribution switches aggregate traffic and enforce policies, and core switches form the high-speed backbone.
Feb 03, 2026
The Cisco PE switch must be configured to block any traffic that is destined to the IP core infrastructure.
Feb 04, 2026
This document describes the available options to configure IP access restriction in ISE 3.1, 3.2 and 3.3.
Nov 10, 2025
This tutorial provides an overview of the access, distribution, and core layers and explains two-tier and three-tier campus LAN designs.
Sep 01, 2025
In today''s interconnected world, network security is of paramount importance. With cyber threats constantly on the rise, it is essential for organizations to implement robust security measures
Nov 04, 2025
Dear All, I would like to know if there''s a way to block all incoming connection to the NAS (no matter the protocol) from all IP addresses apart from local IP addresses. Best would be to have a
Jan 29, 2026
When configuring interfaces and routes, you need to specify a VPN instance to isolate public network routes from the return routes from the firewalls destined for the egress routers through
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