Control Plane Routing: PBR Policy Based Routing Part 1

Even though the control plane isn’t effective at forwarding, can it still used to route? Under special circumstances Yes! such as control plane policing(QoS). A better example and my favourite is PBR. Let’s dive into a CCIE EL topic- PBR(Policy Based Routing) All forwarding is done by data plane however, under some circumstances, the control … More Control Plane Routing: PBR Policy Based Routing Part 1

Separation of Duties: Control Plane & Data Plane: Part 1

Introduction In traditional networking Inside our router or multilayer switch there is a separation of duties. In order to fully understand these different duties one needs to understand, what happens when a packet enters our ingress and exits the egress interfaces? We must also get a dynamic overview between forwarding and routing. However before we … More Separation of Duties: Control Plane & Data Plane: Part 1

IOS: Automate Through Serial Console Port!

Are You Studying for CCNA/CCNP Certification & Using A Physical Lab? Automate On-Boarding Cisco Legacy IOS Devices Before I begin this write-up on this python code. I would like provide you with brief background regarding the out-of-box on-boarding process for modern IOS devices. With iOS-XE/XR and NX-OS, they have on-box python shell. This allows you … More IOS: Automate Through Serial Console Port!

Automated Provisioning: Layer 3 Spine and Leaf datacenter style Home Lab

Overview: Layer 3 Spine and Leaf The hardware used: Spine and leafs: Cisco 3750X/Cisco 3850/Cisco 3650x. Cisco Router 2921 as boarder leafs. Servers: HPE ProLiant DL 360P G8, HPE ProLiant DL 380P G9 and HPE ProLiant 360P G7 The code to my entire home lab fabric can be found on my GitHub .Spine & Leaf … More Automated Provisioning: Layer 3 Spine and Leaf datacenter style Home Lab

3 rules: FlexVPN IKEv2 Anyconnect Remote

There was thee major issues which caused the config to not function, or caused compatibility issues with other versions of anyconnect and IOS. I will outline those technical details below: 1. Manually configured IKEv2 proposals must be linked with an IKEv2 policy; otherwise, the proposals are not used in the negotiation.However in the original There … More 3 rules: FlexVPN IKEv2 Anyconnect Remote

FlexVPN: AnyConnect IKEv2 Remote Access: Common Mistake

The issue came to my attention, after reading cisco article on IKEv2:  https://www.cisco.com/en/US/docs/ios-xml/ios/sec_conn_ikevpn/configuration/15-1mt/Configuring_Internet_Key_Exchange_Version_2.html Under the proposal section it states: >  “Manually configured IKEv2 proposals must be linked with an IKEv2 policy; otherwise, the proposals are not used in the negotiation” consequently when a proposal is manually configured, this must be called/linked to a policy for example: … More FlexVPN: AnyConnect IKEv2 Remote Access: Common Mistake