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Dell Force10 S2410-01-10GE-24P SFTOS Command Reference - Page 372

buffer dynamic interface S25P, buffer dynamic interface system-downlink

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www.dell.com | support.dell.com buffer dynamic interface (S25P) This command sets the dynamic buffer size for S25P ports. Syntax [no] buffer dynamic interface unit/slot/port buffer To return buffers to their default values, use the no buffer dynamic interface unit/slot/port command syntax. Parameters unit/slot/port buffer Enter the S25P port to configure (ports 1 - 28) in unit/slot/port format, followed by a number indicating the desired dynamic buffer size, in 1KB increments (for example, 100 for 100KB). Range: 0-2013KB Defaults 257KB for SFP ports, 385k for stack and 10G ports; oversubscription ratio: eight times for SFP ports, 12 times for stack and 10G ports Mode Global Config Command History Version 2.5.1 Introduced Related Commands buffer check buffer dedicated interface (10G ports) show buffer unit show buffer allocation interface Verify that the configured buffer allocations meet the hardware requirements. Set buffer sizes per port and per queue for ASICs controlling the optional 10GB ports 49 and 50 on the S50 and the 10Gb ports on the S25P. Display configured values for dedicated buffers, dynamic buffers, and packet limits for each port in an S50, S50V, or S25P, as well as the actual settings from the switch hardware. Display configured and actual static buffer allocation and packet allocation values per queue for the selected port in an S50, S50V, or S25P. buffer dynamic interface system-downlink This command sets the downlink buffer size for the S50 switch fabric. Syntax [no] buffer dynamic interface system-downlink Queue-1_buffer Queue-2_buffer Queue-3_buffer Queue-4_buffer Queue-5_buffer Queue-6_buffer To return buffers to their default values, use the no buffer dynamic interface system-downlink command. Parameters Queue-1_buffer Queue-2_buffer... ...Queue-6_buffer For each of the six queues, in sequence, enter a number indicating its desired buffer size, in 1KB increments (for example, 10 for 10KB). Range: 0 - 128KB 128KB is available per interface. Defaults Equal allocation per queue. No static buffering on the switch fabric Mode Global Config 372 | Quality of Service (QoS) Commands

Section	Page
New Features	3
Other Changes to the Document	3
About This Guide	9
Objectives	9
Audience	10
How to Use this Guide	10
Related Documents and Sources of Additional Information	10
Products and Services Liability	11
Contact Information	11
Documentation Feedback	11
Technical Support	12
The iSupport Website	12
SFTOS Overview	13
Switch Management Options	13
SFTOS Features	13
Layer 2 Package Features	14
Layer 3 Package Features	16
Quick Start	17
Quick Starting the Switch	17
System Info and System Setup	18
Physical Port Data	18
User Account Management	18
Management IP Address	19
Uploading from the Switch through XMODEM	20
Downloading to the Switch through XMODEM	21
Downloading from a TFTP Server	21
Resetting to Factory Defaults	22
Using the Command Line Interface	23
Command Syntax Conventions	23
Command Format	24
Command Parameters	24
“No” Form of a Command	24
Common Command Parameters	25
Addresses	25
Annotations	26
Keyboard Shortcuts	26
Obtaining Help at the Command Line	27
Using Command Modes	28
Mode-based Topology	29
Mode-based Command Hierarchy	31
Flow of CLI Operation	33
System Management Commands	35
General System Management and Information Commands	35
Telnet Commands	71
Serial Commands	75
SNMP Management Commands	77
System Configuration Commands	87
System Configuration Commands	87
System Utility Commands	105
PoE Commands	114
Dual Image Management Commands	119
Configuration Scripting	122
VLAN Commands	125
Virtual LAN (VLAN) Commands	125
Protected-Port (PVLAN) Commands	147
VLAN-Stacking Commands	150
Link Layer Discovery Protocol (LLDP) Commands	157
LLDP Overview	157
LLDP Commands	158
System Logs	169
User Account Commands	179
Security Commands	183
Port Security Commands	183
Port-Based Network Access (IEEE 802.1X) Commands	187
RADIUS Commands	199
TACACS+ Commands	205
Secure Shell (SSH) Commands	209
Hypertext Transfer Protocol (HTTP) Commands	212
Stacking Commands	217
Stacking	217
Slot and Card Commands	226
DHCP Server Commands	231
Time Commands	243
System Clock Commands	243
SNTP Commands	244
GARP Commands	251
GARP Commands	251
GARP VLAN Registration Protocol (GVRP) Commands	254
GARP Multicast Registration Protocol (GMRP) Commands	257
RMON Commands	261
IGMP Snooping Commands	273
LAG/Port Channel Commands	287
Spanning Tree (STP) Commands	309
Quality of Service (QoS) Commands	327
Class of Service (CoS) Commands	327
Differentiated Services (DiffServ) Commands	335
Class Commands	337
Policy Commands	346
Service Commands	357
Show Commands	358
Buffer Carving	367
ACL Commands	379
IP Access Control List (IP ACL) Commands	379
MAC Access Control List (ACL) Commands	384
Broadcast Storm Control Commands	389
Routing Commands	391
Address Resolution Protocol (ARP) Commands	391
IP Routing	397
Bootp/DHCP Relay Commands	407
Router Discovery Protocol Commands	410
Virtual LAN Routing Commands	413
Virtual Router Redundancy Protocol (VRRP) Commands	414
OSPF Commands	423
RIP Commands	449
IP Multicast Commands	457
Basic IP Multicast Commands	457
Distance Vector Multicast Routing Protocol (DVMRP)	465
IGMP Commands	471
PIM Commands	485
PIM-DM Commands	485
PIM-SM Commands	488

Match case Limit results 1 per page

372

Quality of Service (QoS) Commands

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buffer dynamic interface (S25P)

This command sets the dynamic buffer size for S25P ports.

Syntax

[

]

buffer dynamic interface

unit/slot/port

buffer

To return buffers to their default values, use the

no buffer dynamic interface

unit/slot/port

command syntax.

Parameters

Defaults

257KB for SFP ports, 385k for stack and 10G ports; oversubscription ratio: eight times for SFP ports,

12 times for stack and 10G ports

Mode

Global Config

Command

History

Commands

buffer dynamic interface system-downlink

This command sets the downlink buffer size for the S50 switch fabric.

Syntax

[

]

buffer dynamic interface system-downlink

Queue-1_buffer Queue-2_buffer

Queue-3_buffer Queue-4_buffer

Queue-5_buffer

Queue-6_buffer

To return buffers to their default values, use the

no buffer dynamic interface system-downlink

command.

Parameters

Defaults

Equal allocation per queue.

No static buffering on the switch fabric

Mode

Global Config

unit/slot/port buffer

Enter the S25P port to configure (ports 1 – 28) in

unit/slot/port

format,

followed by a number indicating the desired dynamic buffer size, in 1KB

increments (for example, 100 for 100KB).

Range: 0–2013KB

Version 2.5.1

Introduced

buffer check

Verify that the configured buffer allocations meet the hardware requirements.

buffer dedicated interface

(10G ports)

Set buffer sizes per port and per queue for ASICs controlling the optional 10GB

ports 49 and 50 on the S50 and the 10Gb ports on the S25P.

show buffer unit

Display configured values for dedicated buffers, dynamic buffers, and packet

limits for

each

port in an S50, S50V, or S25P, as well as the actual settings

from the switch hardware.

show buffer allocation

interface

Display configured and actual static buffer allocation and packet allocation

values per queue for the

selected

port in an S50, S50V, or S25P.

Queue-1_buffer

Queue-2_buffer...

...

Queue-6_buffer

For each of the six queues, in sequence, enter a number indicating its desired

buffer size, in 1KB increments (for example, 10 for 10KB).

Range: 0 – 128KB

128KB is available per interface.