Cisco Systems Interview Question for Software Engineer / Developers






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would use trie.. optimizing ??

- Anonymous November 06, 2009 | Flag Reply
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Patricia trie.

- Anonymous November 07, 2009 | Flag
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0
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Patricia trie.

- Anonymous November 07, 2009 | Flag
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0
of 0 votes

may be an hash table

- krishna April 25, 2010 | Flag
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of 0 vote

I beleive both answers are right.
A Hast Table is sufficient for say a client Host system act as a gateway, where there won't be too much of routing entries...

In a case of a IP router , edge/core etc , Patricia Trie is the good choice due to the search efficiency.

- kishore June 28, 2010 | Flag Reply
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Routing table is implemented as linked list, with many data elements in a node.
routing table typically consists of route ip address, mask,next hop ip, interface to take, TTL,cost,reference count,associated virtual ckt,ARP entry.

- as July 27, 2010 | Flag Reply
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0
of 0 vote

hash of hash

{ IP1 : { to :,
no_of_hops:,
ttl:,
},
IP2 : {
},
}

- Anonymous October 09, 2010 | Flag Reply
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-1
of 1 vote

as

- as July 27, 2010 | Flag Reply


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