Chapter 16 xDSL Port Setup
IES-1248-51V User’s Guide
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16.8 Virtual Channels
Defining virtual channels (also called Permanent Virtual Circuits or PVCs) allows
you to set priorities for different services or subscribers. You can define up to eight
channels on each DSL port and use them for different services or levels of service.
You set the PVID that is assigned to untagged frames received on each channel.
You also set an IEEE 802.1p priority for each of the PVIDs. In this way you can
assign different priorities to different channels (and consequently the services that
get carried on them or the subscribers that use them).
For example, you want to give high priority to voice service on one of the ADSL
ports.
Use the Edit Static VLAN screen to configure a static VLAN on the IES-1248-51V
for voice on the port.
Use the ADSL Edit Port Channel Setup screen to:
• Configure a channel on the port for voice service.
• Set the channel to use the PVID of the static VLAN you configured.
• Assign the channel a high priority.
16.8.1 Super Channel
The IES-1248-51V forwards frames belonging to VLAN groups that are not
assigned to specific channels to the super channel. Enable the super channel
option to allow a channel forward frames belonging to multiple VLAN groups (that
are not assigned to other channels). The super channel functions in the same way
as the channel in a single channel environment. One port can have only one super
channel.
16.8.2 LLC
LLC is a type of encapsulation where one VC (Virtual Circuit) carries multiple
protocols with each packet header containing protocol identifying information.
Despite the extra bandwidth and processing overhead, this method may be
advantageous if it is not practical to have a separate VC for each carried protocol,
for example, if charging heavily depends on the number of simultaneous VCs.
16.8.3 VC Mux
VC Mux is a type of encapsulation where, by prior mutual agreement, each
protocol is assigned to a specific virtual circuit, for example, VC1 carries IP, VC2
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Страница 46: ...Chapter 1 Introducing the IES 1248 51V IES 1248 51V User s Guide 46...
Страница 52: ...Chapter 2 Hardware Installation IES 1248 51V User s Guide 52...
Страница 60: ...Chapter 3 Front Panel Connections IES 1248 51V User s Guide 60...
Страница 64: ...Chapter 4 MDF Connections IES 1248 51V User s Guide 64...
Страница 66: ...Chapter 5 Power Connections IES 1248 51V User s Guide 66...
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Страница 88: ...Chapter 8 Tutorials IES 1248 51V User s Guide 88...
Страница 96: ...Chapter 9 Home and Port Statistics Screens IES 1248 51V User s Guide 96...
Страница 116: ...Chapter 14 IP Setup IES 1248 51V User s Guide 116...
Страница 138: ...Chapter 16 xDSL Port Setup IES 1248 51V User s Guide 138...
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Страница 186: ...Chapter 20 IGMP IES 1248 51V User s Guide 186...
Страница 198: ...Chapter 23 Packet Filtering IES 1248 51V User s Guide 198...
Страница 208: ...Chapter 25 Spanning Tree Protocol IES 1248 51V User s Guide 208...
Страница 214: ...Chapter 26 Port Authentication IES 1248 51V User s Guide 214...
Страница 222: ...Chapter 28 DHCP Relay IES 1248 51V User s Guide 222...
Страница 228: ...Chapter 29 DHCP Snoop IES 1248 51V User s Guide 228...
Страница 246: ...Chapter 32 DSCP IES 1248 51V User s Guide 246...
Страница 258: ...Chapter 34 ACL IES 1248 51V User s Guide 258...
Страница 262: ...Chapter 36 Syslog IES 1248 51V User s Guide 262...
Страница 272: ...Chapter 37 Access Control IES 1248 51V User s Guide 272...
Страница 300: ...Chapter 40 Maximum MTU Size IES 1248 51V User s Guide 300...
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Страница 354: ...Chapter 47 Diagnostic IES 1248 51V User s Guide 354...
Страница 358: ...Chapter 48 MAC Table IES 1248 51V User s Guide 358...
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Страница 376: ...Chapter 51 Common Commands IES 1248 51V User s Guide 376...
Страница 392: ...Chapter 53 Alarm Commands IES 1248 51V User s Guide 392...
Страница 404: ...Chapter 54 DHCP Commands IES 1248 51V User s Guide 404...
Страница 408: ...Chapter 55 OUI Filter IES 1248 51V User s Guide 408...
Страница 418: ...Chapter 56 IEEE 802 1Q Tagged VLAN and Isolation Commands IES 1248 51V User s Guide 418...
Страница 423: ...Chapter 57 MAC Commands IES 1248 51V User s Guide 423...
Страница 424: ...Chapter 57 MAC Commands IES 1248 51V User s Guide 424...
Страница 436: ...Chapter 58 IGMP Commands IES 1248 51V User s Guide 436...
Страница 440: ...Chapter 59 Packet Filter Commands IES 1248 51V User s Guide 440...
Страница 446: ...Chapter 60 Switch and Statistics Commands IES 1248 51V User s Guide 446...
Страница 510: ...Chapter 64 ADSL Commands IES 1248 51V User s Guide 510...
Страница 514: ...Chapter 65 G Bond IES 1248 51V User s Guide 514...
Страница 536: ...Chapter 67 ACL Commands IES 1248 51V User s Guide 536 The following is a list of the ACL commands...
Страница 540: ...Chapter 67 ACL Commands IES 1248 51V User s Guide 540...
Страница 555: ...Chapter 68 VoIP Commands IES 1248 51V User s Guide 555...
Страница 578: ...Chapter 70 Troubleshooting IES 1248 51V User s Guide 578...
Страница 593: ...593 PART VI Appendices and Index Changing a Fuse 595 Index 645...
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Страница 596: ...Appendix A Changing a Fuse IES 1248 51V User s Guide 596...
Страница 644: ...Appendix B PSTN Parameters by Country IES 1248 51V User s Guide 644...
Страница 654: ...Index IES 1248 51V User s Guide 654...