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Tuesday, 26 September 2023

What is VTP Pruning? How to configure Cisco VTP pruning?

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VTP pruning is used to improve the allocation and use of network bandwidth by reducing unnecessary traffic flood for example broadcast, mult...
Sunday, 24 September 2023

What is BGP Route Aggregation (R A)? How to configure Route Aggregation?

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What is BGP Route Aggregation (R A)?  What is  atomic-aggregate ? What is  aggregated? Route Aggregation or BGP route summarization is used ...
Friday, 22 September 2023

How to configure CDP flood attack? | How to prevent CDP attack?

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In this blog, we will see how to completely destroy an enterprise switch & router and also see how to prevent this DoS Attack.  We are t...
Wednesday, 20 September 2023

What is Link Layer Discovery Protocol (LLDP)? | How link layer discovery protocol work? | LLDP default configuration? | how to configure LLDP?

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   Link Layer Discovery Protocol LLDP it’s a nonproprietary protocol that works at layer 2. It is an open IEEE-standard 802.1AB.  LLDP i...
1 comment:
Monday, 18 September 2023

What is Cisco discovery protocol? | How to configure CDP? | CDP

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In most networks, we have several routers, switches, and more. We want to make management for networks easy, most of the admins take the hel...
Friday, 15 September 2023

What is VTP version 3, How to configure VTP version 3?

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VLAN Trunking Protocol (VTP)  is a Cisco proprietary protocol, as I already said VTP is used to share the VLAN configuration with other swit...
Thursday, 20 July 2023

What is VLAN Access List? How to configure VACL?

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  VLAN Access List VLAN ACL Is very useful when we want to filter traffic within the VLAN. When we configure VACL on the switch, all the...
1 comment:
Saturday, 15 July 2023

What is Private VLAN? How to configure Private VLAN? #PVLAN

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 By default, our traffic is allowed to move unrestricted within a VLAN. One host sends packets to another host and it's heard only by th...
4 comments:
Thursday, 29 June 2023

What is Administrative Distance? How to change AD value of OSPF, EIGRP, RIPv2 and BGP?

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    Administrative Distances The administrative distance is used to rate the accuracy of routing protocol information received on a ro...
1 comment:
Thursday, 22 June 2023

What is Smurf attack DDoS attack? How to configure Smurf attack?

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  A Smurf attack is a form of a DDoS attack (distributed denial of service). Smurf attack occurs at layer 3. A Smurf attack is named after t...