VLL Service Considerations
Page 180 7705 SAR OS Services Guide
VLL Service Considerations
This section describes the general 7705 SAR service features and any special capabilities or
considerations as they relate to VLL services.
Topics in this section include:
• Service Support
• SDPs
• SAP Encapsulations and Pseudowire Types
• QoS Policies
• IP Filter Policies
• MTU Settings
• Pseudowire Control Word
• Pseudowire Redundancy
• Active/Standby Mode for Pseudowire Redundancy (Standby Signaling)
Service Support
ATM VLL service is supported on any port of the 4-port OC3/STM1 Clear Channel Adapter
card when the port is configured for ATM and on any T1/E1 port on the 16-port T1/E1
ASAP Adapter card and 2-port OC3/STM1 Channelized Adapter card when the port is
configured for ATM or IMA.
Ethernet VLL service is supported on any Ethernet port on the 8-port Ethernet Adapter card.
TDM VLL service is supported on any T1/E1 port on the 16-port T1/E1 ASAP Adapter card
and on any T1/E1 port on the 2-port OC3/STM1 Channelized Adapter card when the port is
configured for circuit emulation encapsulation.
IP interworking VLL service is supported on the 7705 SAR-8 on any Ethernet port on the
8-port Ethernet Adapter card and on PPP/MLPPP connections on the T1/E1 ASAP Adapter
card.
IP interworking VLL service is supported on the 7705 SAR-F on any 10/100 Base-T
Ethernet or Gigabit Ethernet SFP ports and on PPP/MLPPP connections on any T1/E1
ASAP port.
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