Hi All,         I have a number of PEs peering with a RR, the aim is for these RR-clients to exchage their customers routes via the RR.Now looking at the configuration below, i cannot see the need as to  why "address-family ipv4" should be present in...

HI All,          I will appreciate if anyone could help with a  thourough educative explanation as to why the CSC-CE should advertise it local internal routes?.It became confusing because it link to the CSC-PE (IGP-LDP) already made the CSC-CE (local...

Hi All,         Your urgent help is hereby sought for the scenario as follows:Four PE routers (R2,4,5,and XR1) each with its connected CE. Running static route everywhere except in the core.The VPN policy actually took place on the R2, which has conn...

Hi All,          I have a core network with four routers (R2,R7,R8 and R9). These routers must all run ISIS ipv4 and ipv6 on all their connected interfaces including the loopkbacks. This i achived without any hassle, (see the config and the routing t...

Hi All,          Can someone please help me out with what the below error message means and how to get rid of it. %CLNS-3-BADPACKET: ISIS: LAN L1 hello, bad circuit type 0 from ca01.1320.0038 (GigabitEthernet3/0)Without any debugging on, some of my r...