DLSw+ Translation Between Ethernet and Token Ring

From: Jon O'Nan (jononan@xxxxxxxxxxxxxxx)
Date: Sun Aug 18 2002 - 12:06:24 GMT-3


   
Can someone explain to me why a virtual ring is needed on Router A - the dlsw
peer with the ethernet segment.

Thanks
Jon

http://cisco.com/univercd/cc/td/doc/product/software/ios121/121cgcr/ibm_c/bcp
rt2/bcddlsw.htm#36509

---------------------------------------------------------------------------

Router A

hostname Router A
!
.
.
.
source-bridge ring-group 31
dlsw local-peer peer-id 128.207.111.1
dlsw remote-peer 0 tcp 128.207.1.145
dlsw bridge-group 5
!
interface loopback 0
ip address 128.207.111.1 255.255.255.0
interface Ethernet 0
no ip address
 bridge-group 5
!
.
.
bridge 5 protocol ieee
!
.

Router B

hostname Router B
!
.
.
.
source-bridge ring-group 500
source-bridge transparent 500 1000 1 5
dlsw local-peer peer-id 128.207.1.145
dlsw remote-peer 0 tcp 128.207.111.1
dlsw bridge-group 5
.
.
interface loopback 0
ip address 128.207.1.145 255.255.255.0
interface ethernet 1/2
no ip address
 bridge-group 5

.
.
.
interface tokenring 2/0
 no ip address
 ring-speed 16
 source-bridge 7 1 500
 source-bridge spanning
!
.
.
.
bridge 5 protocol ieee



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