Only on primaries... If need be, make your secondary address the primary and work from there. If you need adjacencies on both addresses it's subinterfaces and new broadcast domains or nothing.
HTH Matt CCSI #31207 www.matthillccie.com 2008/6/11 Masood Ahmad Shah <[EMAIL PROTECTED]>: > Can OSPF establish as neighbors on secondary addresses? Do not have any luck > unless the OSPF network interface is primary. Any ideas why and how do we go > around this? > > > > What if a ROUTERA is connected to a wireless bridge which is serving > multiple sites … Or there can be many other situation when you need to build > adjacency on secondary IP address instead of primary IP. > > > > Oops I don't have any parameter (when I configure secondary address on Cisco > Router) like preferred/primary like we do on juniper routers ;) J > > > > Thanks in advance. > > > > Regards, > > Masood > > > > ------------- > > ROUTERA > > > > interface FastEthernet1 > > ip address 2.100.220.113 255.255.255.248 > > ip address 2.100.220.97 255.255.255.248 secondary > > ip address 2.100.230.81 255.255.255.248 secondary > > no ip redirects > > no ip directed-broadcast > > ! > > router ospf 100 > > log-adjacency-changes > > area 3.3.3.102 stub no-summary > > network 2.100.230.80 0.0.0.7 area 3.3.3.102 > > > > -------------- > > ROUTERB > > > > interface Ethernet0 > > ip address 2.100.230.86 255.255.255.248 > > ! > > router ospf 100 > > log-adjacency-changes > > area 3.3.3.102 stub > > passive-interface BRI0 > > network 2.100.230.80 0.0.0.7 area 3.3.3.102
