AD value of protocols

Connected interface	0
Static route	1
Enhanced Interior Gateway Routing Protocol (EIGRP) summary route	5
External Border Gateway Protocol (BGP)	20
Internal EIGRP	90
IGRP	100
OSPF	110
Intermediate System-to-Intermediate System (IS-IS)	115
Routing Information Protocol (RIP)	120
Exterior Gateway Protocol (EGP)	140
On Demand Routing (ODR)	160
External EIGRP	170
Internal BGP	200
Unknown*	255

L&T Interview questions : 15-01-2014

1. EIGRP port number ?

2. Explain EIGRP active and passive state 

3. What is EIGRP advertised distance

4. BGP attributes ?

5. STP parameters ?

6. What is stub area and totally stub area ?

Routing protocols V/S Routed protocols

Routing protocols

Routing protocols will help to a router find best route towards network and it will advertise the routes .

Ex. RIP,EIGRP,OSPF,BGP

Routed protocols

Routed protocols used for transport data across the network .

Ex. ip ,ipx,telnet,snmp,smtp

XL Healthcare interview

Position: Lead Network Engineer

Experience: 4-6yrs

Description Of Work:

This position is responsible for the design and operational support of XLHealth LAN/WAN data network 

infrastructure. Responsibilities include, disaster recovery planning and advanced technical problem 

resolution for multiple locations based out of Bangalore and Hyderabad

Duties & Responsibilities:

ESSENTIAL: 

 - Develops short and long range network design and architecture plans for XLHealth facilities and 

data centers.

 - Develops configuration standards across network equipment in order to ensure integrity of the 

systems and services.

 - Manages network related projects, tasks and upgrades and coordinates networking resources 

as needed.

 - Reviews new technologies, methodologies and processes to ensure the network infrastructure 

meets current and future needs.

 - Maintains information technology inventory records of wide-area and local-area network 

hardware and software as well as coordination of repairs and quality control tests.

-          Should have strong knowledge in switching (VLAN, VTP, STP, HSRP), routing (OSPF, BGP) 

configuration and troubleshooting.

-          Should have hands-on knowledge in firewalls (CISCO ASA 55XX SERIES) configuration and 

troubleshooting

-          A good understanding of WAN accelerators (Citrix Branch Repeaters/Cisco WAAS/Riverbed) and 

Cisco ACS server.

-          Lead should also be responsible to document, follow change request processes on day-to-day 

bases.

-          Must – A very good communication both verbal and written

HCL interview : 12/1/2014

1. What is the difference between routed protocols and routing protocol ?

2. What is prempt in HSRP.

3. What is default priority of a port in STP ?

4. L2 protocols

5. How many bit used for IPv6 ? 

6. How traceroute works ?


7. What is difference between default route and dynamic route