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This chapter describes the function and displays the syntax for remote source-route bridging (RSRB) commands. For more information about defaults and usage guidelines, see the corresponding chapter of the Bridging and IBM Networking Command Reference.
| list-number | Priority list number of the input interface. |
Use the locaddr-priority-list global configuration command to map logical units (LUs) to queuing priorities as one of the steps to establishing queuing priorities based on LU addresses. Use the no form of this command to remove that RSRB priority queuing assignment. You use this command in conjunction with the priority list command.
locaddr-priority-list list-number address-number queue-keyword [dsap ds] [dmac dm]| list-number | Arbitrary integer between 1 and 10 that identifies the LU address priority list selected by the user. |
| address-number | Value of the LOCADDR= parameter on the LU macro, which is a one-byte address of the LU in hexadecimal. |
| queue-keyword | Priority queue name; one of high, medium, normal, or low. |
| dsap ds | (Optional) Indicates that the next argument, ds, represents the destination service access point address. The argument ds is a hexadecimal value. |
| dmac dm | (Optional) Indicates that the next argument, dm, is the destination MAC address. The argument dm is a dotted triple of four-digit hexadecimal numbers. |
| ssap ss | (Optional) Indicates that the next argument, ss, is the source service access point address. If this is not specified, the default is all source service access point addresses. |
| smac sm | (Optional) Indicates that the next argument, sm, is the source MAC address, written as a dotted triple of four-digit hexadecimal numbers. If this is not specified, the default is all source MAC addresses. |
Use the priority-group interface configuration command to assign a specified priority list to an interface.
priority-group list-number| list-number | Priority list number assigned to the interface. |
Use the priority-list global configuration command to establish queuing priorities based upon the protocol type as one of the steps to establishing queuing priorities based on logical unit (LU) addresses. Use the no form of this command to remove the priority list. Use this command in conjunction with the locaddr-priority-list command.
priority-list list-number protocol protocol-name queue-keyword| list-number | Arbitrary integer between 1 and 10 that identifies the LU address priority list selected by the user. |
| protocol | Keyword indicating you want the priority list to be based on a protocol type. |
| protocol-name | Protocol you are using. In most cases, this will be ip. |
| queue-keyword | Priority queue name; one of high, medium, normal, or low. |
Use the rsrb remote-peer lsap-output-list global configuration command to define service access point (SAP) filters by local SAP (LSAP) address on the remote source-route bridging WAN interface.
rsrb remote-peer ring-group tcp ip-address lsap-output-list access-list-number| ring-group | Virtual ring number of the remote peer. |
| tcp | TCP encapsulation. |
| fst | FST encapsulation. |
| ip-address | IP address. |
| interface | Direct encapsulation. |
| name | Interface name. |
| access-list-number | Number of the access list. |
Use the rsrb remote-peer netbios-output-list global configuration command to filter packets by NetBIOS station name on a remote source-route bridging WAN interface.
rsrb remote-peer ring-group tcp ip-address netbios-output-list name| ring-group | Virtual ring number of the remote peer. |
| tcp | TCP encapsulation. |
| fst | FST encapsulation. |
| ip-address | IP address. |
| interface | Direct encapsulation. |
| type | Interface name. |
| name | Name of a NetBIOS access filter previously defined with one or more netbios access-list host global configuration commands. |
| host | Host name. |
Use the sap-priority interface configuration command to define a priority list on an interface.
sap-priority list-number| list-number | Priority list number you specified in the sap-priority-list command. |
Use the sap-priority-list global configuration command to define a priority list.
sap-priority-list list-number queue-keyword [dsap ds] [ssap ss] [dmac dm] [smac sm]| list-number | Arbitrary integer between 1 and 10 that identifies the priority list. |
| queue-keyword | Priority queue name or a remote source-route bridge TCP port name. |
| dsap | (Optional) Indicates that the next argument, ds, represents the destination service access point address. The argument ds is a hexadecimal number. |
| ssap | (Optional) Indicates that the next argument, ss, represents the source service access point address. The argument ss is a hexadecimal number. |
| dmac | (Optional) Indicates that the next argument, dm, represents the destination MAC address. The argument dm is written as a dotted triple of four-digit hexadecimal numbers. |
| smac | (Optional) Indicates that the next argument, sm, represents the source MAC address. The argument sm is written as a dotted triple of four-digit hexadecimal numbers. |
Use the show local-ack privileged EXEC command to display the current state of any current local acknowledgment for both LLC2 and SDLLC connections, as well as for any configured passthrough rings.
show local-ackUse the source-bridge cos-enable global configuration command to force the Cisco IOS software to read the contents of the format identification (FID) frames to prioritize traffic when using TCP. Use the no form of this command to disable prioritizing.
source-bridge cos-enableUse the source-bridge fst-peername global configuration command to set up a Fast-Sequenced Transport (FST) peer name. Use the no form of this command to disable the IP address assignment.
source-bridge fst-peername local-interface-address| local-interface-address | IP address to assign to the local router. |
Use the source-bridge keepalive interface configuration command to assign the keepalive interval of the remote source-bridging peer. Use the no form of this command to cancel previous assignments.
source-bridge keepalive seconds| seconds | Keepalive interval in seconds. The valid range is 10 to 300. |
Use the source-bridge largest-frame global configuration command to configure the largest frame size that is used to communicate with any peers in the ring group. Use the no form of this command to cancel previous assignments.
source-bridge largest-frame ring-group size| ring-group | Ring group number. This ring group number must match the number you have specified with the source-bridge ring-group command. The valid range is 1 to 4095. |
| size | Maximum frame size. |
Use the source-bridge passthrough global configuration command to configure some sessions on a few rings to be locally acknowledged and the remaining to passthrough. Use the no form of this command to disable passthrough on all the rings and allow the session to be locally acknowledged.
source-bridge passthrough ring-group| ring-group | Ring group number. This ring is either the start ring or destination ring of the two IBM end machines for which the passthrough feature is to be configured. This ring group number must match the number you specified with the source-bridge ring-group command. The valid range is 1 to 4095. |
Use the source-bridge remote-peer frame-relay global configuration command when specifying a point-to-point direct encapsulation connection. Use the no form of this command to disable previous interface assignments.
source-bridge remote-peer ring-group frame-relay interface name [mac-address]| ring-group | Ring group number. This ring group number must match the number you specified with the source-bridge ring-group command. The valid range is 1 to 4095. |
| name | Name of the interface over which to send source-route bridged traffic. |
| mac-address | (Optional) MAC address for the interface on the other side of the virtual ring. This argument is required for nonserial interfaces. You can obtain the value of this MAC address by using the show interface command, and then scanning the display for the interface specified by name. |
| dlci-number | (Optional) Data-link connection identifier (DLCI) number for Frame Relay encapsulation. |
| lf size | (Optional) Maximum-sized frame to be sent to this remote peer. The Cisco IOS software negotiates all transit routes down to this size or lower. This argument is useful in preventing timeouts in end hosts by reducing the amount of data they have to transmit in a fixed interval. The legal values for this argument are 516, 1500, 2052, 4472, 8144, 11407 and 17800 bytes. |
Use the source-bridge remote-peer fst global configuration command to specify a Fast-Sequenced Transport (FST) encapsulation connection. Use the no form of this command to disable the previous assignments.
source-bridge remote-peer ring-group fst ip-address [lf size]| ring-group | Ring group number. This ring group number must match the number you specified with the source-bridge ring-group command. The valid range is 1 to 4095. |
| ip-address | IP address of the remote peer with which the router will communicate. |
| lf size | (Optional) Maximum-sized frame to be sent to this remote peer. The Cisco IOS software negotiates all transit routes down to this size or lower. Use this argument to prevent timeouts in end hosts by reducing the amount of data they have to transmit in a fixed interval. The legal values for this argument are 516, 1500, 2052, 4472, 8144, 11407, and 17800 bytes. |
Use the source-bridge remote-peer ftcp global configuration command to enable fast switching of Token Ring frames over TCP/IP. Use the no form of this command to remove a remote peer from the specified ring group.
source-bridge remote-peer ring-group ftcp ip-address [lf size] [tcp-receive-window wsize]| ring-group | Ring-group number. This ring-group number must match the number you have specified with the source-bridge ring-group command. The valid range is 1 to 4095. |
| ip-address | IP address of the remote peer with which the router will communicate. |
| lf size | (Optional) Maximum-sized frame to be sent to this remote peer. The Cisco IOS software negotiates all transit routes down to this size or lower. |
| tcp-receive-window wsize | (Optional) The TCP receive window size in bytes. The range is 10240 to 65535 bytes. The default window size is 10240 bytes. |
| local-ack | (Optional) LLC2 sessions destined for a specific remote peer are locally terminated and acknowledged. Use local acknowledgment for LLC2 sessions going to this remote peer. |
Use the source-bridge remote-peer tcp global configuration command to identify the IP address of a peer in the ring group with which to exchange source-bridge traffic using TCP. Use the no form of this command to remove a remote peer for the specified ring group.
source-bridge remote-peer ring-group tcp ip-address [lf size] [tcp-receive-window wsize]| ring-group | Ring group number. This ring group number must match the number you specified with the source-bridge ring-group command. The valid range is 1 to 4095. |
| ip-address | IP address of the remote peer with which the router will communicate. |
| lf size | (Optional) Maximum-sized frame to be sent to this remote peer. The Cisco IOS software negotiates all transit routes down to this size or lower. Use this argument to prevent timeouts in end hosts by reducing the amount of data they have to transmit in a fixed interval. The valid values for this argument are 516, 1500, 2052, 4472, 8144, 11407, and 17800 bytes. |
| tcp-receive-window wsize | (Optional) The TCP receive window size in bytes. The range is 10240 to 65535 bytes. The default window size is 10240 bytes. |
| local-ack | (Optional) LLC2 sessions destined for a specific remote peer are locally terminated and acknowledged. Use local acknowledgment for LLC2 sessions going to this remote peer. |
| priority | (Optional) Enables prioritization over a TCP network. You must specify the keyword local-ack earlier in the same source-bridge remote-peer command. The keyword priority is a prerequisite for features such as System Network Architecture (SNA) class of service and SNA LU address prioritization over a TCP network. |
Use the source-bridge tcp-queue-max global configuration command to modify the size of the backup queue for remote source-route bridging. This backup queue determines the number of packets that can wait for transmission to a remote ring before packets start being thrown away. Use the no form of this command to return to the default value.
source-bridge tcp-queue-max number| number | Number of packets to hold in any single outgoing TCP queue to a remote router. The default is 100 packets. |
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