From: Anand Ghody (vze2hq65@xxxxxxxxxxx)
Date: Wed Mar 13 2002 - 17:54:02 GMT-3
Brian,
I may have missed it, put could to show me the config of the
translational bridge (r6). Thnaks.
Anand
Brian Lodwick wrote:
> A little while back there was a question to the list talking about
> translational bridging and there was some controversy if you could
> send layer-3 traffic through a router serving as a translational bridge.
>
> I also said I would lab it up for the original person who posted their
> config to prove that you can.
>
> So here it is.
> My setup:
>
> r3)e0 -----CAT5000----- e0/0(r6)tok0/0 -----CAT3920---- tok0(r4
>
>
> r3's ethernet 0 interface is addressed 34.0.0.3 255.255.255.0
> r4's token-ring 0 interface is addressed 34.0.0.4 255.255.255.0
>
> r3#ping
> Protocol [ip]:
> Target IP address: 34.0.0.4
> Repeat count [5]: 100
> Datagram size [100]:
> Timeout in seconds [2]:
> Extended commands [n]:
> Sweep range of sizes [n]:
> Type escape sequence to abort.
> Sending 100, 100-byte ICMP Echos to 34.0.0.4, timeout is 2 seconds:
> !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
> !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
> Success rate is 100 percent (100/100), round-trip min/avg/max = 8/9/12 ms
>
> r4#ping
> Protocol [ip]:
> Target IP address: 34.0.0.3
> Repeat count [5]: 100
> Datagram size [100]:
> Timeout in seconds [2]:
> Extended commands [n]:
> Sweep range of sizes [n]:
> Type escape sequence to abort.
> Sending 100, 100-byte ICMP Echos to 34.0.0.3, timeout is 2 seconds:
> !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
> !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
> Success rate is 100 percent (100/100), round-trip min/avg/max = 4/9/12 ms
>
>
> Below are the configs from all routers and switches:
>
> r3#sh run
> Building configuration...
>
> Current configuration:
> !
> version 12.0
> service timestamps debug uptime
> service timestamps log uptime
> no service password-encryption
> !
> hostname r3
> !
> !
> ip subnet-zero
> no ip domain-lookup
> !
> !
> !
> interface Ethernet0
> ip address 34.0.0.3 255.255.255.0
> no ip directed-broadcast
> !
> interface Serial0
> no ip address
> no ip directed-broadcast
> encapsulation frame-relay
> no ip mroute-cache
> no fair-queue
> !
> interface Serial0.301 point-to-point
> ip address 10.0.0.3 255.255.255.0
> no ip directed-broadcast
> frame-relay interface-dlci 301 protocol ip 10.0.0.1
> !
> interface Serial1
> no ip address
> no ip directed-broadcast
> shutdown
> !
> ip classless
> !
> alias exec ip sh ip route
> alias exec int sh ip int brief
> alias exec ipx sh ipx route
> !
> line con 0
> transport input none
> line aux 0
> line vty 0 4
> login
> !
> end
>
>
>
> r4#sh run
> Building configuration...
>
> Current configuration : 857 bytes
> !
> version 12.2
> no service single-slot-reload-enable
> service timestamps debug uptime
> service timestamps log uptime
> no service password-encryption
> !
> hostname r4
> !
> logging rate-limit console 10 except errors
> !
> ip subnet-zero
> no ip finger
> no ip domain-lookup
> !
> no ip dhcp-client network-discovery
> !
> !
> !
> !
> interface Serial0
> no ip address
> encapsulation frame-relay
> !
> interface Serial0.401 point-to-point
> ip address 10.0.0.4 255.255.255.0
> frame-relay interface-dlci 401 protocol ip 10.0.0.1
> !
> interface Serial1
> no ip address
> shutdown
> !
> interface TokenRing0
> mtu 1500
> ip address 34.0.0.4 255.255.255.0
> ring-speed 16
> multiring all
> !
> ip kerberos source-interface any
> ip classless
> ip http server
> !
> !
> alias exec ip sh ip route
> alias exec int sh ip int brief
> alias exec ipx sh ipx route
> !
> line con 0
> transport input none
> line aux 0
> line vty 0 4
> login
> !
> end
>
> (r6 tok0/0 is plugged into port 4 on the 3920, and r4 tok0 is plugged
> into port 2 on the 3920)
>
> TrBRF/TrCRF ID Brdg/Rng Ports Local State
> Bridge1 10 0x01 preferred
> Ring4 15 0x04 yes preferred
> Ring6 20 0x06 yes preferred
>
>
> Port Mode TrCRF TrBRF
> 1 Static trcrf-default trbrf-default
> 2 Static Ring4 Bridge1
> 3 Static trcrf-default trbrf-default
> 4 Static Ring6 Bridge1
>
>
> VLAN ID 10
> VLAN Name Bridge1
> State Operational
> MTU 1500
> Bridge Number 0x01
>
>
> VLAN ID 15
> VLAN Name Ring4
> Parent VLAN Bridge1
> State Operational
> Ring Number 0x04
> Bridging Mode SRB
> Max ARE Bridge Hop Count 7
> Max STE Bridge Hop Count 7
> Backup CRF No
> Ports in TrCRF 2
>
>
> VLAN ID 20
> VLAN Name Ring6
> Parent VLAN Bridge1
> State Operational
> Ring Number 0x06
> Bridging Mode SRB
> Max ARE Bridge Hop Count 7
> Max STE Bridge Hop Count 7
> Backup CRF No
> Ports in TrCRF 4
>
> (r6 eth0/0 is plugged into port 3/3 on the CAT5000, and r3 eth0 is
> plugged into port 3/1 on the CAT5000) this stuff really has no bearing
> except ofcourse the ports need to be in the same VLAN. Nothing
> different on the CAT5000.
>
>
> cat5 (enable) sh vlan
> VLAN Name Status IfIndex Mod/Ports, Vlans
> ---- -------------------------------- --------- -------
> ------------------------
> 1 default active 91 1/1-2
> 3/1,3/3,3/7-12
> 2 VlanA active 96
> 3 VlanB active 97 3/6
> 4 VlanC active 98 3/5
> 10 VLAN0010 active 99 3/2,3/4
>
>
>
>>>> Brian
>>>
>
>
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