User manual D-LINK DES-3500

[. . . ] User Manual Product Model: Release 5 TM DES-3500 Series Layer 2 Managed Stackable Fast Ethernet Switch ©Copyright 2007. All Rights Reserved __________________________________________________________________________________ Information in this document is subject to change without notice. Reproduction in any manner whatsoever without the written permission of D-Link Corporation is strictly forbidden. Trademarks used in this text: D-Link and the D-LINK logo are trademarks of D-Link Corporation; Microsoft and Windows are registered trademarks of Microsoft Corporation. [. . . ] To locate a specific Access Rule in the table, enter the Access ID and click Find. To display all rules in the table, click the View All Entries button. To add a new Access Rule, click the Add button above the Access Rule Table to view the Access Rule Configuration menu. 97 xStack DES-3500 Series Layer 2 Stackable Fast Ethernet Managed Switch User Manual Figure 6- 73. Access Rule Configuration window (Packet Content Mask) To set the Access Rule for the Packet Content Mask, adjust the following parameters and click Apply. Parameter Profile ID Mode Description This is the identifier number for this profile set. Select Permit to specify that the Switch, according to any additional rule, forwards the packets that match the access profile added (see below). Select Deny to specify that packets that match the access profile are not forwarded by the Switch and will be filtered. Type in a unique identifier number for this access or use Auto Assign. Selected profile based on Ethernet (MAC Address), IP address or Packet Content Mask. · Ethernet instructs the Switch to examine the layer 2 part of each packet header. · IP instructs the Switch to examine the IP address in each frame's header. · Packet Content Mask instructs the Switch to examine the packet header. This parameter is specified if you want to re-write the 802. 1p default priority previously set in the Switch, which is used to determine the CoS queue to which packets are forwarded to. Once this field is specified, packets accepted by the Switch that match this priority are forwarded to the CoS queue specified previously by the user. 98 Access ID Type Priority (0-7) xStack DES-3500 Series Layer 2 Stackable Fast Ethernet Managed Switch User Manual Replace Priority with - Click the corresponding box if you want to re-write the 802. 1p default priority of a packet to the value entered in the Priority (0-7) field, which meets the criteria specified previously in this command, before forwarding it on to the specified CoS queue. Otherwise, a packet will have its incoming 802. 1p user priority re-written to its original value before being forwarded by the Switch. For more information on priority queues, CoS queues and mapping for 802. 1p, see the QoS section of this manual. Replace Dscp (063) Offset Select this option to instruct the Switch to replace the DSCP value (in a packet that meets the selected criteria) with the value entered in the adjacent field. This field will instruct the Switch to mask the packet header beginning with the offset value specified: · value (0-15) - Enter a value in hex form to mask the packet from the beginning of the packet to the 16th byte. · value (16-31) - Enter a value in hex form to mask the packet from byte 16 to byte 31. · value (32-47) - Enter a value in hex form to mask the packet from byte 32 to byte 47. · value (48-63) - Enter a value in hex form to mask the packet from byte 48 to byte 63. [. . . ] Level 6 Konan YK Building, Konan 2-4-12 Minato-Ku Tokyo 108-0075, Japan URL: www. dlink-jp. com China No. 202, C1 Building, Huitong Office Park, No. 71, Jianguo Road, Chaoyang District, Beijing 100025, China TEL +86-10-58635800 FAX: +86-10-58635799 URL: www. dlink. com. cn Taiwan No. 289, Sinhu 3rd Rd. , Neihu District, Taipei City 114, Taiwan TEL: 886-2-6600-0123 FAX: 886-2-6600-1188 URL: www. dlink. com. tw Registration Card All Countries and Regions Excluding USA Print, type or use block letters. Your name: Mr. /Ms _____________________________________________________________________________ Organization: ________________________________________________ Dept. [. . . ]