At 08:01 PM 8/3/2001 -0400, Martin, Christian wrote:
>Folks,
>
>Is it possible to build MPLS VPNs without using TDP/LDP? IE, if you are
>using RSVP signalled LSPs, will IOS signal VPN label info in BGP?
Yes
R7505-6D#sh ip cef vrf ISP1 1.1.1.1
1.1.1.1/32, version 13
0 packets, 0 bytes
tag information set
local tag: 30
fast tag rewrite with Tu0, point2point, tags imposed {18 27}
via 3.3.3.3, 0 dependencies, recursive
next hop 3.3.3.3, Tunnel0 via 3.3.3.3/32
valid adjacency
tag rewrite with Tu0, point2point, tags imposed {18 27}<<<----------
R7505-6D#sh ip cef 3.3.3.3 detail
3.3.3.3/32, version 37
0 packets, 0 bytes
tag information set
local tag: 16
fast tag rewrite with Tu0, point2point, tags imposed {18}
via 0.0.0.0, Tunnel0, 5 dependencies
next hop 0.0.0.0, Tunnel0
valid adjacency
tag rewrite with Tu0, point2point, tags imposed {18}<<<<-----------
R7507-6B#sh ip bgp vpnv4 vrf ISP1 labels
Network Next Hop In label/Out label
Route Distinguisher: 1:1 (ISP1)
1.1.1.1/32 140.1.3.2 27/nolabel <<<<<<note 27
R7505-6D#ping vrf ISP1 1.1.1.1
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 1.1.1.1, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 1/2/4 ms
R7505-6D#
Yup it works without LDP
Zaheer
>TIA,
>chris
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