In an AS with 10 routers running IBGP, how many IBGP sessions will be required to establish fully meshed IBGP peerings?

In an AS with 10 routers running IBGP, how many IBGP sessions will be required to establish fully meshed IBGP peerings?
A . 10
B . 20
C . 45
D . 50
E . 99
F . 100

View Answer

Answer: C