480 Chapter 13: SNA Internetworking
Figure 13-3
SNA Tunnels
Figure 13-4
SDLC Tunneled into DLSw+
DLSW+ tunneling LLC2
frames
Ring 1
Token Ring
LLC2 frames
1.1.1.1
1.1.1.2
IP
DLSW = Token Ring
over non-Token Ring
media
R1
R2
2
Ring
Token
Ring
DLSW+ tunneling SDLC
frames
R2
IBM 3x74
IBM S/370
SDLC
R1
SDLC
87200333.book Page 480 Wednesday, August 22, 2001 1:41 PM