Cisco Systems BC-145 manual BC-157

Configuring Token Ring Inter-Switch Link

TRISL Configuration Examples

IP Routing Source-Route Frames Between a TRISL VLAN and an Ethernet ISL VLAN Example

Figure 57 illustrates IP routing source-route frames between a TRISL VLAN and an Ethernet ISL VLAN.

Figure 57 IP Routing Source-Routed Frames Between a TRISL VLAN and an Ethernet ISL VLAN

				Catalyst
				5000 switch
		Ethernet ISL VLAN 12			Ethernet
				5500	module
					in slot 2
Router A
	4.4.4.1
	5.5.5.1
		TrBRF 999/Bridge 14	Token Ring			Token
100			switch module			Ring
TrCRF 200			in slot 5		1

TrCRF100

Slot 5

Port 1

End station

End station

51884

The following is the configuration for the router:

interface fastethernet4/0.1

ip address 5.5.5.1 255.255.255.0

encapsulation tr-isl trbrf-vlan 999 bridge-num 14 multiring trcrf-vlan 200 ring 100

multiring all

!

interface fastethernet4/0.2

ip address 4.4.4.1 255.255.255.0 encapsulation isl 12

The following is the configuration for the Catalyst 5000 switch with the Ethernet module in slot 2 and a Token Ring switch module in slot 5. In this configuration, the Token Ring port is assigned with TrCRF VLAN 100 and the Ethernet port is assigned with VLAN 12.

#vtp

set vtp domain trisl set vtp mode server set vtp v2 enable #drip

set tokenring reduction enable set tokenring distrib-crf disable #vlans

set vlan 999 name trbrf type trbrf bridge 0xe stp ibm

set vlan 100 name trcrf100 type trcrf parent 999 ring 0x1 mode srb set vlan 200 name trcrf200 type trcrf parent 999 ring 0x64 mode srb set vlan 12 name eisl12 type ethernet

#add token port to trcrf 100 set vlan 100 5/1

#add ethernet set vlan 12 2/1

set trunk 1/2 on

	Cisco IOS Bridging and IBM Networking Configuration Guide
78-11737-02		BC-157