[c-nsp] Re: Interfacing between VRF and global across interface in one router

Rodney Dunn rodunn at cisco.com
Tue Jan 18 08:43:13 EST 2005


Can you explain again what you are trying
to do?

A diagram would help.  There is a new feature
coming out for NAT that could possibly solve
your problem if I understand what the problem
is correctly.

Rodney

On Tue, Jan 18, 2005 at 07:57:42AM -0500, Joe Maimon wrote:
> 
> 
> Joe Maimon wrote:
> 
> > Does anybody know of a way to create an interface between two VRF's or 
> > a VRF and the global table inside one router?
> >
> >
> But this does not appear to work
> 
> rt11#sh run int p1.17
> Building configuration...
> 
> Current configuration : 126 bytes
> !
> interface Port-channel1.17
>  encapsulation dot1Q 17
>  ip vrf forwarding CHL-PRIVATE
>  ip address 10.33.33.1 255.255.255.0
> end
> 
> rt11#sh run int p2.17
> Building configuration...
> 
> Current configuration : 95 bytes
> !
> interface Port-channel2.17
>  encapsulation dot1Q 17
>  ip address 10.33.33.2 255.255.255.0
> end
> 
> rt11#ping 10.33.33.1 re 2
> 
> Type escape sequence to abort.
> Sending 2, 100-byte ICMP Echos to 10.33.33.1, timeout is 2 seconds:
> 
> 003980: *Jan 18 12:55:39: IP: tableid=0, s=10.33.33.2 (local), 
> d=10.33.33.1 (Port-channel2.17), routed via RIB
> 003981: *Jan 18 12:55:39: IP: s=10.33.33.2 (local), d=10.33.33.1 
> (Port-channel2.17), len 100, sending
> 003982: *Jan 18 12:55:39: IP: s=10.33.33.2 (local), d=10.33.33.1 
> (Port-channel2.17), len 100, encapsulation failed.
> 003983: *Jan 18 12:55:41: IP: tableid=0, s=10.33.33.2 (local), 
> d=10.33.33.1 (Port-channel2.17), routed via RIB
> 003984: *Jan 18 12:55:41: IP: s=10.33.33.2 (local), d=10.33.33.1 
> (Port-channel2.17), len 100, sending
> 003985: *Jan 18 12:55:41: IP: s=10.33.33.2 (local), d=10.33.33.1 
> (Port-channel2.17), len 100, encapsulation failed.
> Success rate is 0 percent (0/2)
> rt11#ping 10.33.33.2 re 2
> 
> Type escape sequence to abort.
> Sending 2, 100-byte ICMP Echos to 10.33.33.2, timeout is 2 seconds:
> !!
> Success rate is 100 percent (2/2), round-trip min/avg/max = 1/2/4 ms
> rt11#
> 003986: *Jan 18 12:55:48: IP: tableid=0, s=10.33.33.2 (local), 
> d=10.33.33.2 (Port-channel2.17), routed via RIB
> 003987: *Jan 18 12:55:48: IP: s=10.33.33.2 (local), d=10.33.33.2 
> (Port-channel2.17), len 100, sending
> 003988: *Jan 18 12:55:48: IP: tableid=0, s=10.33.33.2 
> (Port-channel2.17), d=10.33.33.2 (Port-channel2.17), routed via RIB
> 003989: *Jan 18 12:55:48: IP: s=10.33.33.2 (Port-channel2.17), 
> d=10.33.33.2 (Port-channel2.17), len 100, rcvd 3
> 003990: *Jan 18 12:55:48: IP: tableid=0, s=10.33.33.2 (local), 
> d=10.33.33.2 (Port-channel2.17), routed via RIB
> 003991: *Jan 18 12:55:48: IP: s=10.33.33.2 (local), d=10.33.33.2 
> (Port-channel2.17), len 100, sending
> 003992: *Jan 18 12:55:48: IP: tableid=0, s=10.33.33.2 
> (Port-channel2.17), d=10.33.33.2 (Port-channel2.17), routed via RIB
> 003993: *Jan 18 12:55:48: IP: s=10.33.33.2 (Port-channel2.17), 
> d=10.33.33.2 (Port-channel2.17), len 100, rcvd 3
> 003994: *Jan 18 12:55:48: IP: tableid=0, s=10.33.33.2 (local), 
> d=10.33.33.2 (Port-channel2.17), routed via RIB
> 003995: *Jan 18 12:55:48: IP: s=10.33.33.2 (local), d=10.33.33.2 
> (Port-channel2.17), len 100, sending
> 003996: *Jan 18 12:55:48: IP: tableid=0, s=10.33.33.2 
> (Port-channel2.17), d=10.33.33.2 (Port-channel2.17), routed via RIB
> 003997: *Jan 18 12:55:48: IP: s=10.33.33.2 (Port-channel2.17), 
> d=10.33.33.2 (Port-channel2.17), len 100, rcvd 3
> 003998: *Jan 18 12:55:48: IP: tableid=0, s=10.33.33.2 (local), 
> d=10.33.33.2 (Port-channel2.17), routed via RIB
> 003999: *Jan 18 12:55:48: IP: s=10.33.33.2 (local), d=10.33.33.2 
> (Port-channel2.17), len 100, sending
> 004000: *Jan 18 12:55:48: IP: tableid=0, s=10.33.33.2 
> (Port-channel2.17), d=10.33.33.2 (Port-channel2.17), routed via RIB
> 004001: *Jan 18 12:55:48: IP: s=10.33.33.2 (Port-channel2.17), 
> d=10.33.33.2 (Port-channel2.17), len 100, rcvd 3
> noc08rt11#ping 10.33.33.3 re 2
> 
> Type escape sequence to abort.
> Sending 2, 100-byte ICMP Echos to 10.33.33.3, timeout is 2 seconds:
> !!
> Success rate is 100 percent (2/2), round-trip min/avg/max = 4/6/8 ms
> rt11#
> 004002: *Jan 18 12:55:57: IP: tableid=0, s=10.33.33.2 (local), 
> d=10.33.33.3 (Port-channel2.17), routed via FIB
> 004003: *Jan 18 12:55:57: IP: s=10.33.33.2 (local), d=10.33.33.3 
> (Port-channel2.17), len 100, sending
> 004004: *Jan 18 12:55:57: IP: tableid=0, s=10.33.33.3 
> (Port-channel2.17), d=10.33.33.2 (Port-channel2.17), routed via RIB
> 004005: *Jan 18 12:55:57: IP: s=10.33.33.3 (Port-channel2.17), 
> d=10.33.33.2 (Port-channel2.17), len 100, rcvd 3
> 004006: *Jan 18 12:55:57: IP: tableid=0, s=10.33.33.2 (local), 
> d=10.33.33.3 (Port-channel2.17), routed via FIB
> 004007: *Jan 18 12:55:57: IP: s=10.33.33.2 (local), d=10.33.33.3 
> (Port-channel2.17), len 100, sending
> 004008: *Jan 18 12:55:57: IP: tableid=0, s=10.33.33.3 
> (Port-channel2.17), d=10.33.33.2 (Port-channel2.17), routed via RIB
> 004009: *Jan 18 12:55:57: IP: s=10.33.33.3 (Port-channel2.17), 
> d=10.33.33.2 (Port-channel2.17), len 100, rcvd 3
> 
> 
> 
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