Data Network Engineering

R

Research - Technology may be under evaluation and is not being used in production

P

Pilot - Technology approved for small-scale production use only.

I

Invest - Technology recommended for wide-spread deployment.

M

Maintain - New implementations are not encouraged. Existing systems may continue to rely upon these components and extend existing implementations. Product may be maintained but not planned for upgrades except bug fixes.

D

Disinvest - Technology is in the process of being phased out.

U

Unsupported - Technology is not advised for use in production systems.

Q1

Q2

Q3

Q4

Q1

Q2

Q3

Q4

Q1

Q2

Q3

Q4

Internet Connectivity

Commodity Internet

I

I

I

I

I

I

I

I

I

I

I

I

Internet-2 Connectivity

R&E Networks

I

I

I

I

I

I

I

I

I

I

I

I

NLR Connectivity

R&E Networks

M

M

 M

M 

M 

M 

M 

M 

Teragrid Connectivity

R&E Networks

M

M

 M

M 

M 

M 

M 

M

Core Routing

Layer-3 ( OSPF )

I

I

I

I

I

I

I

I

I

I

I

I

Wide Area Routing

Layer-3 ( OSPF / BGP )

I

I

I

I

I

I

I

I

I

I

I

I

Wide Area Optical Transport

DWDM

I

I

I

I

I

I

I

I

I

I

I

I

Campus Edge Switching

Layer-2 ( Vlans )

I

I

I

I

I

I

I

I

I

I

I

I

10mb Switched Ethernet

M

M 

M 

M 

M 

M 

M 

M 

M 

M 

M 

M 

100mb Switched Ethernet

M

M

 M

M 

M 

M 

M 

M

M 

M 

M 

M 

1gb Switched Ethernet

I

I

I

I

I

I

I

I

I

I

I

I

10gb Switched Ethernet

I

I

I

I

I

I

I

I

I

I

I

I

40gb Switched Ethernet

R

R 

R 

R 

P 

P 

P 

P 

I 

I 

I 

I 

100gb Switched Ethernet

R

R 

R 

R 

P 

P 

P 

P 

I 

I 

I 

I 

VRRP / HSRP

1st Hop Redundancy

P

P 

P 

P 

I

I 

I 

I 

I 

I 

I 

I 

Router Virtualization

Cisco VSS

P

P 

P 

P 

I

I 

I 

I 

I 

I 

I 

I 

ISSO / NSF

Hitless Upgrades

P

P 

P 

P 

I

I 

I 

I 

I 

I 

I 

I 

IPv4

Traditional IP ( Version 4 )

I

I

I

I

I

I

I

I

I

I

I

I

IPv6

Next Generation IP ( Version 6 )

R

R

R

R

P

P

P

P

I

I

I

I