No routes??

ril.kidd ril.kidd at gmail.com
Sun Sep 9 20:16:55 CEST 2012


Ok, i have DNS running on one peer (route client) and listening on a 
virtual sub-interface (I intend to add more and do anycasting). the 
other peer will be a route server.
It is the route to the virtual IP on the route client that I want to 
propagate to the route server.

bird> sh protocols all
name     proto    table    state  since       info
kernel1  Kernel   master   up     14:03
   Preference:     10
   Input filter:   ACCEPT
   Output filter:  ACCEPT
   Routes:         0 imported, 0 exported, 0 preferred
   Route change stats:     received   rejected   filtered ignored accepted
     Import updates:              0          0          0 0          0
     Import withdraws:            0          0        --- 0          0
     Export updates:              0          0          0 ---          0
     Export withdraws:            0        ---        --- ---          0

device1  Device   master   up     14:03
   Preference:     240
   Input filter:   ACCEPT
   Output filter:  REJECT
   Routes:         0 imported, 0 exported, 0 preferred
   Route change stats:     received   rejected   filtered ignored accepted
     Import updates:              0          0          0 0          0
     Import withdraws:            0          0        --- 0          0
     Export updates:              0          0          0 ---          0
     Export withdraws:            0        ---        --- ---          0

RC1p     BGP      master   up     14:04       Established
   Description:    Route Client1 Peer
   Preference:     100
   Input filter:   ACCEPT
   Output filter:  ACCEPT
   Routes:         0 imported, 0 exported, 0 preferred
   Route change stats:     received   rejected   filtered ignored accepted
     Import updates:              0          0          0 0          0
     Import withdraws:            0          0        --- 0          0
     Export updates:              0          0          0 ---          0
     Export withdraws:            0        ---        --- ---          0
   BGP state:          Established
     Neighbor address: 192.168.128.32
     Neighbor AS:      64496
     Neighbor ID:      192.168.128.32
     Neighbor caps:    refresh AS4
     Session:          external route-server AS4
     Source address:   192.168.128.31
     Hold timer:       179/240
     Keepalive timer:  37/80

#Route client bird.conf

router id 192.168.128.21;

#protocol direct {
#       interface "-eth*", "*"; # Restrict network interfaces it works with
#}

protocol kernel {
#       learn;                  # Learn all alien routes from the kernel
         persist;                # Don't remove routes on bird shutdown
         scan time 20;           # Scan kernel routing table every 20 
seconds
#       import none;            # Default is import all
         export all;             # Default is export none
#       kernel table 5;         # Kernel table to synchronize with 
(default: main)
}

protocol device {
         scan time 10;           # Scan interfaces every 10 seconds
}

protocol bgp RouteSrv {
#       disabled;
         description "Route Server Peer";
         local as 64496;
         neighbor 192.168.128.20 as 65000;
         import all;
         export all;
#       multihop;
}

#Route Server bird.conf

router id 192.168.128.20;

# Martian networks
function net_martian()
{
   return net ~ [ 169.254.0.0/16+, 172.16.0.0/12+, 192.168.0.0/16+, 
10.0.0.0/8+,
     127.0.0.0/8+, 224.0.0.0/4+, 240.0.0.0/4+, 0.0.0.0/32-, 
0.0.0.0/0{25,32}, 0.0.0.0/0{0,7} ];
}

#Local networks
function net_local()
{
   return net ~ [ 192.168.128.0/24+, 192.168.122.0/24+ ];
}

function rt_import(int asn; int set peer_asns; prefix set peer_nets)
{
   if ! (net ~ peer_nets) then return false;
   if ! (bgp_path.last ~ peer_asns) then return false;
   if bgp_path.first != asn then return false;
   if bgp_path.len > 64 then return false;
   if bgp_next_hop != from then return false;
   return true;
}

function rt_export_all()
{
   if proto = "static_bgp" then return true;
   if source != RTS_BGP then return false;
   if net_martian() then return false;
   if bgp_path.len > 64 then return false;
   return true;
}

#protocol direct {
#       interface "-eth*", "*"; # Restrict network interfaces it works with
#}

protocol kernel {
#       learn;                  # Learn all alien routes from the kernel
         persist;                # Don't remove routes on bird shutdown
         scan time 20;           # Scan kernel routing table every 20 
seconds
#       import none;            # Default is import all
         export all;             # Default is export none
#       kernel table 5;         # Kernel table to synchronize with 
(default: main)
}

protocol device {
         scan time 10;           # Scan interfaces every 10 seconds
}

filter bgp_in_client
{
   if ! rt_import(64496, [ 64496 ], [ 192.168.128.0/24, 10.0.0.0/23+ ]) 
then reject;
   accept;
}

filter bgp_out_client
{
   if ! rt_export_all() then reject;
   accept;
}


protocol bgp RC1 {
#       disabled;
         description "Route Client1 Peer";
     local as 65000;
     neighbor 192.168.128.21 as 64496;
     import filter bgp_in_client;
     export filter bgp_out_client;
     rs client;
}

[admin at rs ~]# ifconfig -a
eth0      Link encap:Ethernet  HWaddr 00:1A:64:22:5F:E9
           inet addr:192.168.128.31  Bcast:192.168.128.255 
Mask:255.255.255.0
           inet6 addr: fe80::21a:64ff:fe22:5fe9/64 Scope:Link
           UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
           RX packets:3726 errors:0 dropped:0 overruns:0 frame:0
           TX packets:1964 errors:0 dropped:0 overruns:0 carrier:0
           collisions:0 txqueuelen:1000
           RX bytes:331155 (323.3 KiB)  TX bytes:187893 (183.4 KiB)
           Interrupt:17

lo        Link encap:Local Loopback
           inet addr:127.0.0.1  Mask:255.0.0.0
           inet6 addr: ::1/128 Scope:Host
           UP LOOPBACK RUNNING  MTU:16436  Metric:1
           RX packets:0 errors:0 dropped:0 overruns:0 frame:0
           TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
           collisions:0 txqueuelen:0
           RX bytes:0 (0.0 b)  TX bytes:0 (0.0 b)

[admin at rc ~]# ifconfig -a
eth0      Link encap:Ethernet  HWaddr 00:1A:64:22:60:01
           inet addr:192.168.128.33  Bcast:192.168.128.255 
Mask:255.255.255.0
           inet6 addr: fe80::21a:64ff:fe22:6001/64 Scope:Link
           UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
           RX packets:25056 errors:0 dropped:0 overruns:0 frame:0
           TX packets:10341 errors:0 dropped:0 overruns:0 carrier:0
           collisions:0 txqueuelen:1000
           RX bytes:2368094 (2.2 MiB)  TX bytes:1065046 (1.0 MiB)
           Interrupt:17

lo        Link encap:Local Loopback
           inet addr:127.0.0.1  Mask:255.0.0.0
           inet6 addr: ::1/128 Scope:Host
           UP LOOPBACK RUNNING  MTU:16436  Metric:1
           RX packets:22 errors:0 dropped:0 overruns:0 frame:0
           TX packets:22 errors:0 dropped:0 overruns:0 carrier:0
           collisions:0 txqueuelen:0
           RX bytes:1900 (1.8 KiB)  TX bytes:1900 (1.8 KiB)

lo:0      Link encap:Local Loopback
           inet addr:10.0.1.1  Mask:255.255.255.255
           UP LOOPBACK RUNNING  MTU:16436  Metric:1

This worked ok on Ubuntu



On 09/09/12 18:49, ??????? ??????? wrote:
> 2012/9/9 ril.kidd <ril.kidd at gmail.com>:
>> The following commands give me: Peer is not a protocol
>>
>>
>> birdc show protocols all Peer
>> birdc show route all protocol Peer
>> birdc show route all export Peer
>>
>> Output from "'# netstat -rn" is:
>> Kernel IP routing table
>> Destination     Gateway         Genmask         Flags   MSS Window  irtt
>> Iface
>> 192.168.128.0   0.0.0.0         255.255.255.0   U         0 0          0
>> eth0
>> 169.254.0.0     0.0.0.0         255.255.0.0     U         0 0          0
>> eth0
>> 0.0.0.0         192.168.128.28  0.0.0.0         UG        0 0          0
>> eth0
> Well, 1: which routes you expect your bird to propagate to peer?
> 169.254.0.0/16 network. must NOT be routed anyway.
> 2: ports out otput of "show protocols all " command here please.
> 3: show your FULL and UNCUT config file.
> 4: ifconfig -a
>
>
>>
>> On 09/09/12 17:18, ??????? ??????? wrote:
>>> 2012/9/9 ril.kidd <ril.kidd at gmail.com>:
>>>> On 09/09/12 16:57, ril.kidd wrote:
>>>>
>>>> Sorry, bird.conf looks like this:
>>>>
>>>>
>>>> router id 192.168.128.21;
>>>>
>>>> #protocol direct {
>>>> #       interface "-eth*", "*"; # Restrict network interfaces it works
>>>> with
>>>> #}
>>>>
>>>> protocol kernel {
>>>> #       learn;                  # Learn all alien routes from the 
>>>> kernel
>>>>           persist;                # Don't remove routes on bird 
>>>> shutdown
>>>>           scan time 20;           # Scan kernel routing table every 20
>>>> seconds
>>>> #       import none;            # Default is import all
>>>>           export all;             # Default is export none
>>>> #       kernel table 5;         # Kernel table to synchronize with
>>>> (default:
>>>> main)
>>>> }
>>>>
>>>> protocol device {
>>>>           scan time 10;           # Scan interfaces every 10 seconds
>>>> }
>>>>
>>>> protocol bgp Peer {
>>>> #       disabled;
>>>>           description "Peer";
>>>>           local as 64496;
>>>>           neighbor 192.168.128.20 as 65000;
>>>>           import all;
>>>>           export all;
>>>> #       multihop;
>>>> }
>>>>
>>>> On 09/09/12 16:53, Crest wrote:
>>>>
>>>> On 09.09.2012 17:50, ril.kidd wrote:
>>>>
>>>> On 09/09/12 16:10, ril.kidd wrote:
>>>>
>>>> hello,
>>>> I have two ubuntu 12.04 linux servers running bird 1.3.8 and peered 
>>>> with
>>>> each other.
>>>> The routes from each show in both routing tables.
>>>>
>>>> I installed centos 6.3 on an (identically configured) different set of
>>>> servers and copied the configuration files. I see peering 
>>>> established but
>>>> no
>>>> routes in both routing tables. It doesnt work when peered with the 
>>>> ubuntu
>>>> servers either.
>>>> Please what may be wrong? Or am I just missing something?
>>>>
>>>>
>>>> Actually, when i do "show route" from birdc> i dont get any results
>>>>
>>>> Sorry my crystal ball is unaligned how about a few bird.conf 
>>>> snippets to
>>>> calibrate it?
>>>>
>>>>
>>>>
>>> What about output from these commands:
>>> birdc show protocols all Peer
>>> birdc show route all protocol Peer
>>> birdc show route all export Peer
>>> netstat -rn
>>> ?
>>>
>
>

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