Cisco

How to Back up Cisco Switch Router Automatically to FTP Server

Routing and Switching

This post is to demonstrate the process to configure the Cisco switch or router device to back up the Cisco configuration file automatically to the FTP server. Environment Cisco Catalyst 9000 switch, works on Cisco routers as well Server: Microsoft Windows Server 2022 FTP application: Filezilla Server Application Configure Filezilla FTP server Assume you have …

How to Back up Cisco Switch Router Automatically to FTP Server Read More »

How to – Spanning Tree Protocol (STP) between Cisco and Juniper Switches

Routing and Switching

This post is to list the compatible Spanning Tree Protocol (STP) configuration between Cisco Catalyst switches and Juniper EX/QFX switches. The honest opinion here is to use EtherChannel/Aggagated Ethernet (LACP) wherever you can to avoid layer 2 network loops. Environment/Default Configuration Cisco Catalyst switch uses its own Rapid-PVST (Per VLAN Spanning Tree) protocol by default …

How to – Spanning Tree Protocol (STP) between Cisco and Juniper Switches Read More »

How to Configure Basic Bandwidth Shaping Policing on Cisco Fortigate for ISP Connection

Next Gen Firewall, Routing and Switching

When Internet Service Providers (ISP) have a new internet link provisioned, very often they have shaping rules on their NTU to regulate internet traffic at promised rate. If your firewall/router/switch is sending excessive traffic than promised rate, the packet will be dropped, then ends up with suboptimal performance and slow internet speed. This post is …

How to Configure Basic Bandwidth Shaping Policing on Cisco Fortigate for ISP Connection Read More »

How to Fix Cisco 4331 Router Throughput Stuck at 100Mbps

Routing and Switching

=====Issue==== After ISP upgraded the link from 100Mbps to 350Mbps, the customer cannot get the speed of 350Mbps, checked all paths and confirmed there is NO QoS, Policing, or bandwidth limiting setting anywhere along the way. Tested directly using a laptop with direct public IP and NO issue. ====Environment==== Cisco 4331 Router with 350/350 Mbps …

How to Fix Cisco 4331 Router Throughput Stuck at 100Mbps Read More »

How to Configure Cisco Juniper Fortinet EtherChannel LACP

Routing and Switching

Object When it is coming to project execution and solution integration, ICT network professionals always have the challenge to interconnect multiple vendors together, it is not difficult but painful to deal with. This article is to show you the typical EtherChannel configuration examples when you try to interconnect them across multiple vendors: Cisco and Juniper …

How to Configure Cisco Juniper Fortinet EtherChannel LACP Read More »