Sirius Global L2 Network Engineer Interview Questions and Answers for Experienced

BGP is used for routing between different autonomous systems, while IBGP is used for routing within the same autonomous system.

• BGP (Border Gateway Protocol) is an exterior gateway protocol used for routing between different autonomous systems.

• IBGP (Internal Border Gateway Protocol) is used for routing within the same autonomous system.

• BGP is used to exchange routing information between different autonomous systems (ASe...read more

No, SVIs cannot be created in L2 switches.

• SVI stands for Switched Virtual Interface.

• It is a virtual interface that represents a VLAN on a Layer 3 switch.

• L2 switches operate at Layer 2 of the OSI model and do not support routing or Layer 3 functionality.

• SVIs are used for routing between VLANs, which is a Layer 3 function.

• L2 switches can only create VLANs and assign ports to them for Layer 2 switching.

• To enable Layer 3 f...read more

TLOC in Viptela SDWAN stands for Transport Locator and is used to identify the physical or virtual location of a device in the network.

• TLOC is a unique identifier assigned to each device in the SDWAN network.

• It helps in determining the optimal path for traffic routing.

• TLOCs can be based on various parameters such as interface, IP address, or VPN.

• They are used to define the connectivity between different sites in the ne...read more

EIGRP Authentication is a security feature that ensures only authorized routers can participate in EIGRP routing.

• EIGRP Authentication uses a shared secret key between routers to authenticate each other.

• It can be configured in two modes - MD5 authentication and SHA authentication.

• MD5 authentication is more commonly used and provides better security.

• SHA authentication is newer and provides stronger security.

• EIGRP Authent...read more

OSPF DR and BDR are routers elected to manage communication within a multi-access network.

• DR stands for Designated Router and BDR stands for Backup Designated Router.

• They are elected by OSPF routers on a multi-access network to manage communication.

• DR and BDR are responsible for maintaining the topology database and forwarding updates to other routers.

• They reduce the amount of OSPF traffic on the network by acting as a...read more

VLAN stands for Virtual Local Area Network. It is a logical grouping of devices on a network based on their function, project or application.

• VLANs allow network administrators to segment a network into smaller, more manageable groups.

• Devices in a VLAN can communicate with each other as if they were on the same physical network, even if they are physically located on different switches.

• VLANs can improve network security...read more

I prefer not to disclose my current CTC. As for expected salary, I am open to negotiation based on the job requirements and market standards.

• I am looking for a fair compensation based on my skills and experience

• I am open to negotiation based on the job requirements and market standards

• I prefer not to disclose my current CTC