Okay, much as I hate to admit it, I'm officially baffled -- this should be
dirt simple. Is there perhaps some trick to advertising a prefix gt
24? IOS 12.0.16
Goal: Advertise a /27 delegated from an upstream, to that upstream.
-wfs
interface Ethernet0
description X-Connect to 10.1.130.85/30
ip address 10.1.130.86 255.255.255.252
interface Ethernet1
ip address 10.2.27.1 255.255.255.224
router bgp 65000
no synchronization
network 10.2.27.0 mask 255.255.255.224
aggregate-address 10.2.27.0 255.255.255.224 summary-only
neighbor 10.1.130.85 remote-as 65001
neighbor 10.1.130.85 next-hop-self
neighbor 10.1.130.85 route-map US-OUT out
neighbor 10.1.130.85 filter-list 166 out
ip route 0.0.0.0 0.0.0.0 10.1.130.85
ip route 10.2.27.0 255.255.255.224 Null0 200
ip as-path access-list 166 permit ^$
ip prefix-list upstream_ip_out seq 10 permit 10.2.27.0/27
route-map US-OUT permit 10
match ip address prefix-list upstream_ip_out
#sh ip rou
Gateway of last resort is 10.1.130.85 to network 0.0.0.0
10.0.0.0/8 is variably subnetted, 2 subnets, 2 masks
C 10.2.27.0/27 is directly connected, Ethernet1
C 10.1.130.84/30 is directly connected, Ethernet0
S* 0.0.0.0/0 [1/0] via 10.1.130.85
#sh ip bgp nei 10.1.130.85
BGP neighbor is 10.1.130.85, remote AS 65001, external link
Index 1, Offset 0, Mask 0x2
NEXT_HOP is always this router
BGP version 4, remote router ID 10.3.1.1
BGP state = Established, table version = 2, up for 00:17:28
Last read 00:00:28, hold time is 180, keepalive interval is 60 seconds
Minimum time between advertisement runs is 30 seconds
Received 101 messages, 0 notifications, 0 in queue
Sent 101 messages, 0 notifications, 0 in queue
Prefix advertised 0, suppressed 0, withdrawn 0
^^^^^^^^^^^^^^^^^^^
Outbound path policy configured
Outgoing update AS path filter list is 166
Route map for outgoing advertisements is US-OUT
Connections established 7; dropped 6
Last reset 00:17:52, due to User reset
0 accepted prefixes consume 0 bytes
0 history paths consume 0 bytes
Connection state is ESTAB, I/O status: 1, unread input bytes: 0
Local host: 10.1.130.86, Local port: 11006
Foreign host: 10.1.130.85, Foreign port: 179
This archive was generated by hypermail 2b29 : Sun Aug 04 2002 - 04:12:33 EDT