[Xorp-hackers] OSPF

Atanu Ghosh atanu at ICSI.Berkeley.EDU
Fri Feb 8 15:17:40 PST 2008


Hi,

Setting passive deliberately announces the host route, this behaviour
has now been changed in CVS.

<http://bugzilla.xorp.org/bugzilla/show_bug.cgi?id=566>

    Atanu.

>>>>> "Stefan" == Stefan Gula <steweg at ynet.sk> writes:

    Stefan> Hi,
    Stefan> I am having problem with OSPFv4 configuration.

    Stefan> ##################################
    Stefan> # first router
    Stefan> ##################################
    Stefan> root at asd1# show protocols ospf4
    Stefan> router-id: 1.1.1.1
    Stefan> traceoptions {
    Stefan> flag {
    Stefan> all {
    Stefan> }
    Stefan> }
    Stefan> }
    Stefan> area 0.0.0.0 {
    Stefan> interface vlan2 {
    Stefan> vif vlan2 {
    Stefan> address 10.1.1.1 {
    Stefan> passive: true
    Stefan> }
    Stefan> }
    Stefan> }
    Stefan> interface vlan4 {
    Stefan> vif vlan4 {
    Stefan> address 1.1.1.1 {
    Stefan> }
    Stefan> }
    Stefan> }
    Stefan> interface vpn0 {
    Stefan> link-type: "p2p"
    Stefan> vif vpn0 {
    Stefan> address 10.1.2.13 {
    Stefan> passive: true
    Stefan> }
    Stefan> }
    Stefan> }
    Stefan> interface vlan50 {
    Stefan> vif vlan50 {
    Stefan> address 10.10.0.3 {
    Stefan> passive: true
    Stefan> }
    Stefan> }
    Stefan> }
    Stefan> }

    Stefan> root at asd1# show interfaces
    Stefan> interface vlan2 {
    Stefan> description: "aaa"
    Stefan> default-system-config
    Stefan> }
    Stefan> interface vlan4 {
    Stefan> description: "bbb"
    Stefan> default-system-config
    Stefan> }
    Stefan> interface vlan50 {
    Stefan> description: "ccc"
    Stefan> default-system-config
    Stefan> }
    Stefan> interface vpn0 {
    Stefan> description: "ddd"
    Stefan> default-system-config
    Stefan> }

    Stefan> #######################################
    Stefan> #second router
    Stefan> #######################################
    Stefan> root at asd2# show protocols ospf4
    Stefan> router-id: 1.1.1.2
    Stefan> traceoptions {
    Stefan> flag {
    Stefan> all {
    Stefan> disable: true
    Stefan> }
    Stefan> }
    Stefan> }
    Stefan> area 0.0.0.0 {
    Stefan> interface eth2 {
    Stefan> vif eth2 {
    Stefan> address 1.2.2.3 {
    Stefan> passive: true
    Stefan> }
    Stefan> }
    Stefan> }
    Stefan> interface vpn0 {
    Stefan> link-type: "p2p"
    Stefan> vif vpn0 {
    Stefan> address 10.1.2.17 {
    Stefan> passive: true
    Stefan> }
    Stefan> }
    Stefan> }
    Stefan> interface eth1 {
    Stefan> vif eth1 {
    Stefan> address 1.1.1.2 {
    Stefan> }
    Stefan> }
    Stefan> }
    Stefan> }

    Stefan> root at asd2# show interfaces
    Stefan> interface eth0 {
    Stefan> description: "adewt"
    Stefan> default-system-config
    Stefan> }
    Stefan> interface eth1 {
    Stefan> description: "asdwt"
    Stefan> default-system-config
    Stefan> }
    Stefan> interface eth2 {
    Stefan> description: "asdwq"
    Stefan> default-system-config
    Stefan> }
    Stefan> interface vpn0 {
    Stefan> description: "asdd"
    Stefan> default-system-config
    Stefan> }


    Stefan> Both routers establish connections but they are unable to exchange
    Stefan> routes. They exchange inly interface informations but with wrong
    Stefan> masks. E.g. I have interface I have interface vlan2 on router asd1
    Stefan> with 10.1.1.1/24 but this route never occur like this on router asd2.
    Stefan> It occurs only as 10.1.1.1/32 via 1.1.1.1.

    Stefan> Can somebody please tell me what I am doing wrong?

    Stefan> Thanks for any ideas.

    Stefan> -- 
    Stefan> Stefan Gula

    Stefan> _______________________________________________
    Stefan> Xorp-hackers mailing list
    Stefan> Xorp-hackers at icir.org
    Stefan> http://mailman.ICSI.Berkeley.EDU/mailman/listinfo/xorp-hackers



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